Dentron Amplifier Mods

Coax, balanced line, and single wire antenna hookups. Disclaimer: Although the greatest care has been taken while compiling these documents, we cannot guarantee that the instructions will work on every amp presented. w/ sling, Mannlicher 6. Power Amplifiers Dentron Clipperton-L (Clipperton L ClippertonL) service manual and specs Dentron DTR-2000L (DTR 2000 L DTR2000L) service manual and specs Dentron GLA-1000 (GLA 1000 GLA1000) service manual and specs Dentron GLA-1000B (GLA 1000 B GLA1000B) service manual and specs. drive amplifiers (like Dentron and Amp Supply), the bias has to be changed, the tube pins have to be routed to their proper functions. Paypal accepted, order online today!. 6 amps AC, more than sufficient for many amplifiers (Such as Heath SB220, Collins 30L1, 30S1, Henry 2K, Ameritron AL-80, Dentron GLA-1000, QRO, etc. The usual complaint being that the power supply is weak. dentron mla-2500 cap board. We are certified technicians with over 25 years experience in the RF & CB field. Clipperton QRO: DTR-2000L: GLA-1000: GLA-1000B: GLA-1000C: MLA-1200. Might want to convert it to 6 meters depending if I can >>find an easy conversion to the 3cx800a7's or not. The trimmer cap is tuned for best input match with a SWR meter BETWEEN the amp and radio. 52 + Shipping. pdf Dentron_MLA-2500_mod. Testing new site with higher bandwidth. The unit uses a 4CX250B in grounded grid, which makes it usable with most 2 meter rigs that have outputs in the 10 to 20 watt range. This is the manuals page for Dentron. No picture available! Maybe you can upload a pic for the Dentron 160-10L? If you have any other manuals for the Dentron 160-10L you can upload the files here. com purchases. For a limited time, enjoy an extended 60-day return period for Denon. This can cause that you haven. I do not have the technical knowledge to find the problem. Extra Bubble Wrap Protection. DENTRON MLA-2500 AMPLIFIER. 292432120318. After a bit of operation, they arced. Dentron 160-10L Linear Amp Power Supply Circuit Diagram. ISLAND AMPLIFIER USA offers 1) BEKO Elektronik Sales & Service for US, Canada and Central America, 2) Professional HF amplifier repair service and 3) Restoration products to extend the life of legacy ALPHA ETO AMPLIFIERS (see SHOP menu). It is like "let's make a 1500 watt amp into a 3000 watt amp with little consideration to what you are actually doing. An amp equipped with three of these tubes has 1200 watts of plate dissipation, and can safely key down 1200 watts AM, FM, & CW, if the power supply is up to the task. The wide part goes to the front of the amp Move more air over the tubes with an alternate style of fan for more efficient cooling.  I recently acquired a Dentron, MLA-1200 Amplifier. But this point should not be simply wired to the packet connector, because it has a pretty low level, too low to properly drive a sound card line level input. You may possibly build a HF amplifier with the information in this article. pdf Dentron_GLA·1000B_review_1980. ( Type: Manual ), ( Brand: DENTRON ), ( model : GLA-1000B ) Review (mpn: GLA-1000B for sale) GLA-1000B Copy Manual Linear Amplifer DENTRON. Most HF amplifiers that were manufactured in the last twenty years did not include 160 meters because high power was permitted there only during the nearly useless daylight hours. Coax, balanced line, and single wire antenna hookups. This is a full legal limit linear amp. (This one uses the 3-500z tubes) Ten-Tec Centaur 411 for $600. ) This page details several T-match tuners. Dentron MLA-2500 manual The MLA-2500 is a good quality SSB linear amplifier with 600 watts total plate dissipation and a 1KW DC CCS input rating, covering the traditional ham bands from 160 to 10 meters plus a bit extra for MARS. HAM RADIO ( sale or trade ) i have a Dentron JR antenna tunerthe tuner works fine you will need to use your External SWR meter with it. 00 Add to cart. Added 2 preselectors, an old Grove TUN-3 connected to the main loop feed and an MFJ-1046 connected to the ground connection of the balun. Enjoy! A note about the green "ready" lamp: (assuming the bulb works) it will light when cw OR ssb are selected after the time delay has elapsed. The DenTron GLA­ 10008 is a commercial linearthat well supports this argument. The Dentron MLA-2500 amp is a very good amplifier to retrofit using the GI-7B tubes. This can cause that you haven. Lord, the schematic please look at it. Even at the. 80A AMPLIFIER MULTI METER pwR The Ameritron AL-80A Linear Amplifier is designed. The only HF amp I've used was a Dentron Clipperton using 4 572Bs. Because of the Buyer Protection Policy I am adding this to all listings. schematic service manual Drake TR 3-44 740 VHF Mod Kit. Output 9 volts DC, 1600mA, fully regulated. I purchased the Harbach updates but they largely have sat waiting for time to build, install, and test them. Many of these modifications can be done as stand alone mods. 722 257 Roberts w/ Tasco scope, Remington mod. Use the model_description data field for searching. AMPHF - FS Dentron GLA-1000 Really nice looking GLA-1000. I have converted them all over the past 40+ years. Dentron GLA-1000 Manuals Manuals and User Guides for Dentron GLA-1000. Higher power amplifiers such as the Ameritron AL-82, the AL-1500 and the. Monitor battery voltage and battery booster output voltage. I got the Dentron Clipperton-L at a hamfest mid-2019. A friend told me I can swap out the 572B's And put 811A And run it at 1800 plate voltage and they will work fine and do about 600 watts. DENTRON 160-10L HAM Radio Linear Amplifier w/ 4 Dentron 572B T160L Tubes - $261. 6 viewed per hour. Dentron MLA-2500 Power Amplifier. Amplifiers I use: Beko Down East Mirage and Tempo Amplifiers. The homepage author does not assume any liability for the correctness of its content or for the use of its information by the reader. Providing the tubes are in good shape I got the amp at a good enough deal to experiment on. This is an example of a amplifier modification gone wild. The Dentron 160 -10 AT Antenna Tuner {Transmatch), will couple a 160 -10 meter Transmitter to almost any type Antenna system. Might want to convert it to 6 meters depending if I can >>find an easy conversion to the 3cx800a7's or not. I cannot imagine users of new AL-811H amplifiers not complaining about the clicking, so Ameritron must select the tubes for cut off characteristics as well as burning them in to reduce the arcing problem with new Chinese tubes. Siltronix Radios used the 8950 in pentode high gain mode, the screen. I was looking for a cabinet to house a homebrew GI-7B amp that I was moving from rack mount to table top. Path: Home > Dentron Clipperton-L > Clipperton-L Notes. 4/30/2017 0 Comments DENTRON 160 10L Linear Amplifier 10 160 Meter 0 results. Its intermod performance at 1250 watts RF output, with 100 watts of drive to 8875 tubes, as measured by the ARRL (3rd and 5th order distortion products of 35 and 37 dB, respectively) is relatively good by the standards of modern amplifier designs. Linear Amplifier 4 x 811A Tubes HF 800 Watts PEP. By Name/Address - Type in a name or part of a name, street, city, etc. The Dentron GLA amplifiers are just as popular now as they were in the late 70's. AIMOR CB-7000 AIRCASTLE JE321 23-02 AIRLINE (See WARDS) ALARON B-1025 B-1050 B-1100 B-1150 (HA-23C) B-4075 B-4900 B-5050A B-5200 Alinco most owners manuals and many service manuals Alliance ALLIED A-2507 (17B6790X). PM-CLIPL Replacement Power Supply. Other brands & models include Ameritron, Dentron, Collins, Drake, Amp Supply, Hunter, Henry, Alpha, Tokyo High Power, Yaesu and more. The lines between the interface and the amplifier are separate and shielded. See new BAMA archive at: https://bruce. Favorite See All. This is the manuals page for Dentron. 6 amps AC, more than sufficient for many amplifiers (Such as Heath SB220, Collins 30L1, 30S1, Henry 2K, Ameritron AL-80, Dentron GLA-1000, QRO, etc. Only 8 left in stock (more on the way). Partly finished conversion with a doubling power supply, a 12. The third requirement, the VHF resonant circuit, is a given in all HF amplifiers. Includes insulated base plate and heavy. Dentron (1) Dentron Clipperton L (1) Diodes (1) DM780 decoding (1) Douglas Preston (1) Drake 2B (2) Drake AC-4 (1) Drake R-4B (1) Drake R4b (4) Drake T4Xb (3) Drake TR-33C (1) Drake TR-4 (2) Drake TR-4C (1) Drake Twins (1) dual primary transformer (1) Dynaco ST-120 (1) Dynaco ST-80 (1) E51M (1) Edelweiss Tours (1) Electrovoice Aristocrat (1. This is a Dentron DTR 2000L in which I repaired. TIG/Stick Square Wave Inverter AC/DC Aluminum Welding TIG200 200A. , Plymouth, MI 48170 734. Added a noise canceling unit ( MFJ-1026 ). Dentron RF Amplifiers Documentation Project CBTricks. Dentron MLA 2500. The pictures are of the (my) older model 80, 40, 20 and 15 m Dentron GLA-1000 (Plane, no tuned input) HF linear amplifier. Inexpensive tube replacement - Chinese 572B's work great and can be had for about $200 for the whole set of four (4). But after seeing the plate voltage sag under load, and not considering this was used as negative feedback to stabilize the amp, I designed a beefed up full bridge rectifier, which replaced their 1/2 bridge voltage doubler with a boat load of filtering caps. Dentron MT-2000A Instruction Manual - ring bound with protective covers! $9. They run four sweep tubes and can produce about 1200 PEP input on sideband. Dentron MLA-2500 Power Amplifier. It will put out 1500 watts with 100 watts input from a proper transmitter. This little guy has tuned input so the input VSWR is 1. The rear panel has a fan. The FT-991A includes multi-mode operation on CW, AM, FM, SSB, and Digital Modes (Packet, PSK31, RTTY and C4FM), with 100 Watts of HF/50mhz Capability (50 Watts VHF/UHF). Currently wired for 120 VAC and putting out 400-500W per band with 100W drive. Originally offered in the 1970s, the Dentron GLA-1000 was a clever little amplifier. Posted by KU8Y on January 31, 2015 None of the above QRO Ameritron Posted by wa4vsw on January 20, 2015 Some that I have used or still use Ameritron Dentron Drake Tokyo Hy Power Emtron. com (Ron Rollinson) Date: Wed, 03 Mar 1999 01:04:50 -0500 Hi folks, I've only been subscribed to the list for a couple of days but I can tell there is a lot of knowledge floating around here. Path: Home > Dentron Clipperton-L > Clipperton-L Notes. Even at the. For Sale: – OAL 70 cm (432 MHz) Power Amplifier. pdf Dentron_GLA-1000_user. Schematic Diagram. To compare the key metrics of the tube, this table is helpful to put things into perspective:. Showing all 3 results. Search for a Manual: Manufacturer Model Number Description Dentron: DTR-2000L: Amplifier: 10M Mods Manual: $4: Dentron: DTR-3KA: Antenna Tuner: Operator Manual +schematic: $9: Dentron: GLA-1000: Amplifier: Operator, Service Manual +mods: $18. It uses an 8875 tube. 1 MB: AA-161: 14W Audio Amplifier Schematic only : 226 KB: AA-181: Mono Amplifier Complete manual : 1. Most HF amplifiers that were manufactured in the last twenty years did not include 160 meters because high power was permitted there only during the nearly useless daylight hours. schematic service manual Drake TR 3-44 740 VHF Mod Kit. Final Assembly At this point, I attempted to suspend my prejudices and dothe appropriate thing: finish assembly ofthe amplifier and proceed to beat the hell out of it. WE ARE TOLD IT IS WIRED FOR 220. Allied Radio Knight T-175 6 and 10-Meter Linear Amplifier (operation) Allied Radio Knight T-50 50-Watt Ham Transmitter (construction) Allied Radio Knight T-60 60-watt Ham Transmitter (constructio. Extra Bubble Wrap Protection. Does Not Include Anchor Bolts. OPR F-1035 AL. The Detron's Index mod, Thermagnetic Shells, causes enemies killed by it to explode, dealing radial. Rebuilt approximately 2012 this amplifier has seen less than 10 hours of usage. But this point should not be simply wired to the packet connector, because it has a pretty low level, too low to properly drive a sound card line level input. Breting 14, 14AX. Posted by KU8Y on January 31, 2015 None of the above QRO Ameritron Posted by wa4vsw on January 20, 2015 Some that I have used or still use Ameritron Dentron Drake Tokyo Hy Power Emtron. 500 volt 270 uf, [email protected], Capacitor, screw, snap in, type, repair Henry, Alpha, Heathkit, Dentron, Ameritron amplifier. Be sure that you understand the modifications. Find best value and selection for your Ameritron AL-80B Linear Amplifier (1) 3-500ZG Tube With 10 Meter Mod "No Reserve search on eBay. Other brands & models include Ameritron, Dentron, Collins, Drake, Amp Supply, Hunter, Henry, Alpha, Tokyo High Power, Yaesu and more. ANTIQUE RADIOS: Kennedy Type 281 receiver, type 521 two stage amplifier. com; Updates 2020-03-19. AG6K Amplifier Mods K4PWO Drake L4-B Amplifier Modification Boat Anchor Archives - Free Manuals T Pad / H Pad Resistance Calculator WB8ERJ Homebrew 813 Linear Amplifier Cal Tech RF & Microwave Group. GI-7B (GI7B) vacuum Tube. Service manuals, schematics, eproms for electrical technicians. enough to enhance the amp and the matching MFJ-984 (MT-3000a clone) tuner. This item has been shown 26 times. I don't know much about Dentron Amplifiers but this one was given to me on good faith that it is in working condition. More Dentron Radio Co. This can cause that you haven. During the 70s I owned a ham radio store in Oklahoma, Derrick Electronics, and I was a dealer for Dentron. The large one at the right is the HV transformer. Whether you are just an interested browser, an amateur radio operator, a high RF power enthusiast, a professional electronics engineer or a broadcaster, you will find something of interest in this new website. There is another version of fil hum created in linears…. enough to enhance the amp and the matching MFJ-984 (MT-3000a clone) tuner. It covers 10 - 160 meters including the WARC Bands. Dentron Collins Ameritron Gonset. These specifications are guaranteed for Amateur Bands only. The next photo shows the power supply side of the amplifier. Also where can I find Mods >>for this amp. Top & Bottom Wood Protection click to enlarge. The 1000 used a quad of sweep tubes to produce about a 1000 watts. Driving a Dentron MLA-1200 with 35 Watts in to a 2500 Watt Dummy Load. User Manual. pdf Dentron_GLA·1000B_review_1980. For some help. 55ft Tubular Tower w/MARB 550 rotating base. If you have questions you can contact me directly at: [email protected] For sale halicrafters sr 150 transceiver With power supply approx year 1963 Works excellent can bring to wyong field day Buy and sale $550. EPT014811Z PCB Circuit. Geerligs, F-class NL, Morsecode included, my former full A-class is converted to full F-class = CEPT T/R 61-01. 95 SOLD HF Linear Amp The Dentron GLA-1000B amplifier is for the 80 to 15 meter amateur HF bands. I'm not to sure what if any my plans are for this vintage 70s amp. 0 Meter Mod. WE ARE TOLD IT IS WIRED FOR 220. Originally offered in the 1970s, the Dentron GLA-1000 was a clever little amplifier. Tubes seem to be pretty good doing about 90% and looks like its been serviced within the last few years, All in all she's pretty clean, No mods that I can see. With the help of ebay purchases I added a Dentron WP-1A swr/wattmeter plus Dentron Super Tuner which I discussed elsewhere on this site. Shop the Largest Selection, Click to See! Search eBay faster with PicClick. Parts & Upgrade Kits for Dentron Amplifiers. We will be reasonable about the charges,. The ACOM 1000 gives you a comfortable 1000 Watts output on all amateur bands from 160 through 6 meters. Dentron MLA 2500. 00 Add to cart. MFJ Enterprises Inc,Ameritron,Hy-Gain,Hygain,Cushcraft,Vectronics,Mirage,MFJ,MFJ Enterprises,Antenna,Radio,Ham Radio,Amateur Radio,Tuner,Analyzer,Starkville,Amplifier. 66 KB Brain Waves and Biofeedback Training. Amplifier Dentron MLA 2500 Operating Manual. How the low cost 811A tube resists premature failure -- even when your amplifier is mistuned. One of the most practical and useful tuners I ever owned was the one made by the Dentron Company back in the 1970s and early 80s. The rear panel has a fan. DENTRON MT-2000A ANTENNA TUNER DENTRON MT-3000A ANTENNA TUNER DENTRON RT-3000 ANTENNA TUNE DENTRON W-2 WATTMETER. I would like to know if someone knows who can repair a Dentron 160-10 L linear amplifier. PM-CLIPL Replacement Power Supply Module for Clipperton L $100. Click on picture for a larger image; Since its introduction in 1975, the venerable Heathkit SB-220 has been continually upgraded and modified by its owners. Amp Conversion Links. Amplifier & Tuner as received Click Here to Enlarge Photo. This is a interesting project. Because of the Buyer Protection Policy I am adding this to all listings. Shop the Largest Selection, Click to See! Search eBay faster with PicClick. The new AT-1000ProII keeps many of the same features of the previous model, but YT-1200 and YT-450 Processor Upgrade The V1. ˘ ˇˆ˙ ˝˛ ˚ˆ˜ ˝ˆ ˇ ˝ ˝! ˜ " ˆ ˙ˆ# !˜ $ % ˆ˙! $ ˜˛ & ˆ ˜ ˛ ’ˇ. Repair and Mods. Dentron MT-2000A Instruction Manual - ring bound with protective covers! $9. The D-150 is an extremely well regarded power amplifier, an under-the-radar machines used in many high-end mono and stereo setups for their known performance standards one would not expect from Crown. Dentron DTR-2000L Amplifer. The 10 meter mod has not been done. If you can find out. The antenna situation is constantly changing. Paypal accepted, order online today!. Dentron Collins Ameritron Gonset. PM-2500 Replacement Power Supply Module for MLA-2500 $100. This amp puts out 1500+ watts P. PM-CLIPL Replacement Power Supply. This item: ammoon PockRock Guitar Multi-effects Processor Effect Pedal 15 Effect Types 40 Drum Rhythms Tuning… $37. EIMAC states that the total plate dissipation can be exceeded on SSB only, by a factor of 1. Repair and Mods. Dentron 160-10L Linear Amp Circuit Diagram. One of the most practical and useful tuners I ever owned was the one made by the Dentron Company back in the 1970s and early 80s. Note the black paint on the cabinet walls surrounding the tube bay -- this reduces the infrared radiation heat being reflected back into the tubes from the bright aluminum cabinet. We specialize in tube type CB radios. , to search the address records. 95 SOLD HF Linear Amp The Dentron GLA-1000B amplifier is for the 80 to 15 meter amateur HF bands. This can cause that you haven. This was the cause of oscillations on VHF in a lot of amplifiers. There is tube data, Frequently Asked Questions, discussion, construction ideas and details and lots of information for the amp builder. For a 1kW amplifier 100 to 150 MHz is typical. The SO-239 connectors were pretty weak. Shop the Largest Selection, Click to See! Search eBay faster with PicClick. AG6K Amplifier Mods K4PWO Drake L4-B Amplifier Modification Boat Anchor Archives - Free Manuals T Pad / H Pad Resistance Calculator WB8ERJ Homebrew 813 Linear Amplifier Cal Tech RF & Microwave Group. I am now accepting new manuals for inclusion in this archive. So far received 2. Most HF amplifiers that were manufactured in the last twenty years did not include 160 meters because high power was permitted there only during the nearly useless daylight hours. Sold by Woteritrade and ships from Amazon Fulfillment. GLA-1000 Amateur-D Dentron Radio Co. Amplifier & Tuner as received Click Here to Enlarge Photo. Disclaimer: Although the greatest care has been taken while compiling these documents, we cannot guarantee that the instructions will work on every amp presented. This is part of a ham radio collection I purchased. Dentron MLA-2500 GI-7B Conversion Based on W4ZT, W4EMF, K4POZ Conversions This is yet one more Dentron MLA-2500 conversion. FREE Shipping on orders over $25. pdf Dentron_MLA-2500_user. I do have a note here that a 0. net Dentron Clipperton L Time Owned: 0 to 3 months. PDF, rus - 457kb ACOM - 2000A. It uses an 8875 tube. What a cop-out using no CT! Shame on Dentron. The GLA1000B was a cheap low cost 600 watt amplifier to compete against the Heathkit SB-200. Radio Shack DSP-40: SSB & CW DSP Active Filter. Dragon SS485 Circuit Diagram. 3-500z (2) amp supply. In its factory configuration it uses a single 3CX1200A7 (triode) tube, grounded grid configuration. w/ sling, Mannlicher 6. The export model had not a 10 m imprint on the front but the band switch was equipped with a fifth state allowing an easy extension to 10 m. Product Review columns and test reports are available in Adobe Portable Document Format (PDF. com purchase. High Quality Dentron Clipperton L Operating Manual on 32 LB w/Foldout Schematics. Ending Feb 11 at 2:11PM PST. •Easily modified to 8874 ceramic tube –requires blower fan. R-1 is a current limiting resistor which controls the keying in-rush current level. 50 Action Express. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. 00 and was amazed at 5he output this little amp could do with 110 in I get 1100 watts out on 40 meters and a whopping 1600 watts on 20 meters im very happy with this amp. User Manual. Bird Tenuline 2 kW 30 dB Attenuator/Dummy Load. Tubes have full output on all bands. For a 1kW amplifier 100 to 150 MHz is typical. Heathkit Manual Linear Amplifier SB 230 0 results. drive amplifiers (like Dentron and Amp Supply), the bias has to be changed, the tube pins have to be routed to their proper functions. 2 amp Selector indicators - 6. Do not destroy the packing material, since it will be usable later should you require factory ser- vice or need to transport the amplifier for any other reason. Paypal accepted, order online today!. After a bit of operation, they arced. Dentron Amplifier & Tuner Main Tuning Knob W/2" Skirt. Here, you'll find links for high power RF linear amplifier covering hf-vhf-uhf. 3716 email Manufacturers of high quality RF test equipment for lab, industrial and Amateur Radio users. 55ft Tubular Tower w/MARB 550 Rotating Base. dentron mt-2000a antenna tuner dentron mt-3000a antenna tuner dentron rt-3000 antenna tune dentron w-2 wattmeter. With the help of ebay purchases I added a Dentron WP-1A swr/wattmeter plus Dentron Super Tuner which I discussed elsewhere on this site. It covers 10 - 160 meters including the WARC Bands. I often misplace items like this, so I'm hoping this will help me take better care of these. This is part of a ham radio collection I purchased. , to search the address records. Do a search on "Dentron MLA2500 Alper". amp supply. The University of Maine Amateur Radio Club (UMARC) Dentron MLA-2500 HF power amp found its way back to the UMARC radio shack in the late 1990's or early 2000's. Get it as soon as Tue, Feb 18. Ten-Tec 1210 10-Meter to 2-Meter. Amp Overview. Harbach SK-201 Soft Key Mod for Heathkit SB-200, SB-201 Amplifiers. This resonance is formed by the anode to grid C and the L of the lead between the anode and C-Tune. Buy Photos. FREE Shipping by Amazon. By and large this one follows the steps outlined by W4ZT, W4EMF, and K4POZ and their work is gratefully acknowledged. I would like to know if someone knows who can repair a Dentron 160-10 L linear amplifier. 34: A Single Triode 350 Watt Power Amplifier with the Svetlana 572B Tube (translations from article published in the Spanish CQ Magazine, August 1997). The usual complaint being that the power supply is weak. I am now accepting new manuals for inclusion in this archive. This is NOT a CB amplifier. ( Type: Manual ), ( Brand: DENTRON ), ( model : GLA-1000B ) Review (mpn: GLA-1000B for sale) GLA-1000B Copy Manual Linear Amplifer DENTRON. Input +20 dBm (100 mW), 40 W output, 12-13. I was looking for a cabinet to house a homebrew GI-7B amp that I was moving from rack mount to table top. EIMAC states that the total plate dissipation can be exceeded on SSB only, by a factor of 1. This problem plagues amplifiers like the Collins 30L1, Dentron Clipperton L, and Yaesu FL2100. Output 9 volts DC, 1600mA, fully regulated. The pictures are of the (my) older model 80, 40, 20 and 15 m Dentron GLA-1000 (Plane, no tuned input) HF linear amplifier. The GLA-l000Bis a self-contained linear amplifier with built-In 110/200 volt a. ) This page details several T-match tuners. Does Not Include Anchor Bolts. , Plymouth, MI 48170 734. zip Dentron_MLA-2500_review_1977. This all-in-one board limits inrush current during amplifier start-up by placing a small resistive load in series with the AC mains. I came into the picture as a consultant at Twinsburg. Power Amplifiers Dentron Clipperton-L (Clipperton L ClippertonL) service manual and specs Dentron DTR-2000L (DTR 2000 L DTR2000L) service manual and specs Dentron GLA-1000 (GLA 1000 GLA1000) service manual and specs Dentron GLA-1000B (GLA 1000 B GLA1000B) service manual and specs. Amplifier: Description: 500 watt amplifier: Information: The Dentron Clipperton V was designed to provide amateurs with a low cost 500 watt TV Multimedia">Amplifier for that something extra on the 2 meter band. Dentron MLA-2500 GI-7BT Modification W4EMF 11/30/01. The input is untuned. To begin with, the pcb is double sided with plated through holes. 在線購買PWDP13095電子元器件,查找PWDP13095 Hammond Manufacturing分銷商,PWDP13095的庫存,數據表和價格. Lord, the schematic please look at it. The New FT-991A now includes a high-resolution. Denton was known for making antenna couplers as well as RF amplifiers. GLA-1000 Amateur-D Dentron Radio Co. 5, or 1800 watts P. A friend told me I can swap out the 572B's And put 811A And run it at 1800 plate voltage and they will work fine and do about 600 watts. 6lq6 (4) ameritron. 3 uH coil in parallel with a 250 pf trimmer cap will improve the input match for 11/10 meters, placed between the center wire of the input coax from the relay and ground (parallel to the input circuit). The Detron's Index mod, Thermagnetic Shells, causes enemies killed by it to explode, dealing radial. com (Ron Rollinson) Date: Wed, 03 Mar 1999 01:04:50 -0500 Hi folks, I've only been subscribed to the list for a couple of days but I can tell there is a lot of knowledge floating around here. It was compact, reasonably priced, and promised 1200 watts PEP. Dentron GLA1000 Modifications Dentron glt 1000c antenna tuner manual Partly finished conversion with a doubling power supply, a 12. Enjoy! A note about the green "ready" lamp: (assuming the bulb works) it will light when cw OR ssb are selected after the time delay has elapsed. I have converted them all over the past 40+ years. Twenty bucks and it was mine. The tuner is in. The Problem: Makes full power on all bands but on 160 meters, the power falls off greatly in just a few seconds. 00 Add to cart. The next photo shows the power supply side of the amplifier. 3 uH coil in parallel with a 250 pf trimmer cap will improve the input match for 11/10 meters, placed between the center wire of the input coax from the relay and ground (parallel to the input circuit). These manuals are available for download and free of charge. I'm currently gigging a 65 DRRI with a CRex speaker and a bright cap mod. REVISIT EFFECTS PEDAL POWER SUPPLY 9V DC, 1. Note that there is a limit to the number of files you can download. I recently acquired a Dentron, MLA-1200 Amplifier. Now through April 30, 2020. Yes I know it's not a heathkit, However, I have been unable to find a group that for this amp, so I'm turning to the experts here. One of the most practical and useful tuners I ever owned was the one made by the Dentron Company back in the 1970s and early 80s. Input +20 dBm (100 mW), 40 W output, 12-13. Description. The lines between the interface and the amplifier are separate and shielded. ISLAND AMPLIFIER USA offers 1) BEKO Elektronik Sales & Service for US, Canada and Central America, 2) Professional HF amplifier repair service and 3) Restoration products to extend the life of legacy ALPHA ETO AMPLIFIERS (see SHOP menu). Dentron MLA-2500 GI-7BT Modification W4EMF 11/30/01. For sale halicrafters sr 150 transceiver With power supply approx year 1963 Works excellent can bring to wyong field day Buy and sale $550. 8 To 30 Mhz 2020-05-05 02:39:48 Messenger M4 Early Linear Cb Ham Amplifier Mrf455 Double 2020-05-04 13:45:20. The third requirement, the VHF resonant circuit, is a given in all HF amplifiers. My 572B's Appear to be dying and All I really run is around 500 watts with it so the extra power 572B's Is not a factor. when i flip swith to current it does not move. drive amplifiers (like Dentron and Amp Supply), the bias has to be changed, the tube pins have to be routed to their proper functions. Current price is £37. I've used the Ameritron AL-1200 linear amplifier for several years (since the end of 1997). Clipperton QRO: DTR-2000L: GLA-1000: GLA-1000B: GLA-1000C: MLA-1200. Free Technical Repair Tip: Tube replacement notes: The 6KG6/EL509 tube still made in Europe & Russia can be used as a heavy duty replacement for a 6LQ6 & many other "sweep" tubes. Foam Top Layer click to enlarge. Because of the Buyer Protection Policy I am adding this to all listings. Higher power amplifiers such as the Ameritron AL-82, the AL-1500 and the Dentron DTR-2000L are great for those who require lots of power! YOUR OPTIONS FOR A KING CONVERSIONS AMP FOR 6 METERS: Buy a "ready to go plug and play" 6 meter amplifier from us! We will have made ALL repairs to the core amplifier. Shortcut links by equipment manufacturer or application (listed above) will make searching easier. They are arranged in alpha-numeric order beginning with AAA and ending with 999. The rear panel has a fan. Amplifier keying interface for ICOM radios & others. we did not try to test it. Ameritron AL- 8. pdf Dentron_MLA-2500_mod. The W8JI 200 ohm resistor mod increases the drive power from about 40 watts to 45 watts on 80, 40, and 20 meters. Input 2 W, output 75 W, 24-28 VDC, includes T/R relays and provisions for preamp (switched off voltage on TX). For Sale: – OAL 70 cm (432 MHz) Power Amplifier. I have a soft copy. [AMPS] My dentron 160-10L from [Ron Rollinson] [Permanent Link][Original] To: Subject: [AMPS] My dentron 160-10L From: [email protected] Schematic Diagram. Dentron GLA-1000 Manuals Manuals and User Guides for Dentron GLA-1000. Here is the front of the amplifier. The transformer is showing 1000 volts, the caps look good as far as I can tell. This amp does not have an input tuned cicuit so I experimented with an LDG auto tuner and a small manual tuner from MFJ. A friend told me I can swap out the 572B's And put 811A And run it at 1800 plate voltage and they will work fine and do about 600 watts. As designed these are the design specs for the Dentron Clipperton L: Coverage 160-15M The RF line-up is four 572b Drive Requirement: 65-150W for Full output Modes: CW/Digital/SSB RF Power Input: 1KW CW, 600W Digital. 700 amateur radio topics - 6,000 links & 133 pages - from antennas to zones. Favorite See All. net K4HX - I have owned one of these for over 5 years, using it with an Alpha 76CA, Drake L4-B, Johnson Thunderbolt, and a Heath SB-200. KO4NR GLA-1000 Homepage ND2X Homepage UR4LL Conversion Tubes & Parts Far Circuits Conversion Boards GI7B Socket Details W4EMF Tube Socket WB5CYS Homepage WA2LTD Inrush Current Limiters PA0FRI GLA-1000 Conversion. This link is listed in our web site directory since Saturday Dec 4 2010, and till today "Dentron GLA-1000 Conversion" has been followed for a total of 1488 times. The next photo shows the power supply side of the amplifier. The DenTron GLA­ 10008 is a commercial linearthat well supports this argument. This is part of a ham radio collection I purchased. If you can find out. 5 ~ 2 hours, possibly 2. 6lq6 (4) amp supply. 1mm inner diameter, center negative, outside sleeve positive. Needing a bit more than 100 watts drive, I used a small Dentron GLA-1000 amplifier to drive the monster. Ending Feb 11 at 2:11PM PST. output on SSB. Posted by KU8Y on January 31, 2015 None of the above QRO Ameritron Posted by wa4vsw on January 20, 2015 Some that I have used or still use Ameritron Dentron Drake Tokyo Hy Power Emtron. This amp does not have an input tuned cicuit so I experimented with an LDG auto tuner and a small manual tuner from MFJ. Fully complete the DenTron Registration card included in the information package and return it to Den Tron. Dentron Circuit Board Descriptions:A set of three (RF Board, Power Supply Board, and a Tuned Input Board) that are in kind replacements for the original circuit boards in the Dentron GLA-1000 series amplifiers. 6 VAC filament transformer and 2 × GI-7B. This amp gets high marks due to the reliability of the rugged 3CX1200A7 tube and the beefy power supply. Service manuals, schematics, eproms for electrical technicians. Repair and Mods. The FT-991A includes multi-mode operation on CW, AM, FM, SSB, and Digital Modes (Packet, PSK31, RTTY and C4FM), with 100 Watts of HF/50mhz Capability (50 Watts VHF/UHF). ˘ ˇˆ˙ ˝˛ ˚ˆ˜ ˝ˆ ˇ ˝ ˝! ˜ " ˆ ˙ˆ# !˜ $ % ˆ˙! $ ˜˛ & ˆ ˜ ˛ ’ˇ. Amplifier & Tuner as received Click Here to Enlarge Photo. Ham Radio Amplifiers, Ham, Amateur Radio, Radio Communication, Consumer Electronics. Inductors while this deals mainly with loading coils, it is also true for amplifiers. TUNES 10 Meters thru 160 up to 300 Watts( internal meter not reliable )$75. 95 SOLD HF Linear Amp The Dentron GLA-1000B amplifier is for the 80 to 15 meter amateur HF bands. 3716 email Manufacturers of high quality RF test equipment for lab, industrial and Amateur Radio users. I mentioned in another post about the Radio Shack DSP-40 audio filter. This all-in-one board limits inrush current during amplifier start-up by placing a small resistive load in series with the AC mains. Does anyone know if there is a replacement tube that might "Drop In" with little or no mods to the amplifier. 95 SOLD Bandpass Filter for Amp The Dentron CM-U is a tuned input device for ham amps which do not include a tuned input stage. by NZ5S » Tue Feb 04, 2020 10:09 pm 0 Replies 397 Views Dentron 160-10L No ALC. KO4NR GLA-1000 Homepage ND2X Homepage UR4LL Conversion Tubes & Parts Far Circuits Conversion Boards GI7B Socket Details W4EMF Tube Socket WB5CYS Homepage WA2LTD Inrush Current Limiters PA0FRI GLA-1000 Conversion. The Dentron Clipperton L power supply upgrade will simply amaze you. 6lq6 (4) amp supply. 00 shipping. The Tuned Input Board was designed for the Dentron GLA-1000B amplifier but can be used in any amplifier needing a Tuned Input. This amp gets high marks due to the reliability of the rugged 3CX1200A7 tube and the beefy power supply. Has an upgraded Peter Dahl transformer. schematic service manual Drake TR 3-44 740 VHF Mod Kit. The easiest but not the most cost effective or educational way of increasing power on 160 meters is: sell the old 80 through 10 meter amplifier and purchase a new. Any questions let me know. hI STAB OSC. DENTRON MLA-2500 160M-10M PLATE CHOKE WITH SUPPRESSORS AND ANODE CLIPS. Dentron Circuit Board Descriptions:A set of three (RF Board, Power Supply Board, and a Tuned Input Board) that are in kind replacements for the original circuit boards in the Dentron GLA-1000 series amplifiers. com (Ron Rollinson) Date: Wed, 03 Mar 1999 01:04:50 -0500 Hi folks, I've only been subscribed to the list for a couple of days but I can tell there is a lot of knowledge floating around here. Ending Feb 11 at 2:11PM PST. by NZ5S » Tue Feb 04, 2020 10:09 pm 0 Replies 397 Views Dentron 160-10L No ALC. The main category is Amateur linear amplifiers that is about HF amplifiers for ham radio use. pdf Dentron_GLA·1000B_review_1980. After a bit of operation, they arced. Driving a Dentron MLA-1200 with 35 Watts in to a 2500 Watt Dummy Load. Dentron Clipperton L Conversion to GI-7B Tubes and Other Modifications Pat Griffin AA4PG Walking out of Dayton, 2014 my eye caught a beat up Clipperton cabinet under a vendor table. PM-CLIPL Replacement Power Supply. *Alterations may be made without notice to improve the ratings or the design of the transceiver. About 1200W out on 75m Set up for 220V $500 plus shipping from South Florida. pdf Dick_Smith_K-6313_user_other. Re: Dentron Clipperton L conversion for 10 meters « Reply #10 on: September 05, 2007, 02:13:06 PM » Quote from: The Slab Bacon on September 05, 2007, 01:44:30 PM. Dragon SS201 Circuit Diagram. com, Workman, Workman Electronics, Workman Electronics Products, WEP, CB, CB Radio. Most HF amplifiers that were manufactured in the last twenty years did not include 160 meters because high power was permitted there only during the nearly useless daylight hours. Y073 Dentron GLA-1000B $299. Ham Repair Guy - For All Your Amp Building, Amp Repairing and Part Buying Needs. They were replaced with new connectors. (There is a one hour minimum charge) On average, equipment repairs are complete in 1. Top & Bottom Wood Protection click to enlarge. Tubes seem to be pretty good doing about 90% and looks like its been serviced within the last few years, All in all she's pretty clean, No mods that I can see. Power Amplifiers Dentron Clipperton-L (Clipperton L ClippertonL) service manual and specs Dentron DTR-2000L (DTR 2000 L DTR2000L) service manual and specs Dentron GLA-1000 (GLA 1000 GLA1000) service manual and specs Dentron GLA-1000B (GLA 1000 B GLA1000B) service manual and specs. Shop the Largest Selection, Click to See! Search eBay faster with PicClick. Their day in the sun came and went, yet there are thousands of these amps still on the air. 6lq6 (4) amp supply. That's the point that goes to the top of the volume control. "As an electronics design engineer who has worked for several top electronics companies (including Collins Radio in the days of the S-Line) I know superior design when I see it. A search of the QST archives will reveal numerous excellent technical articles specific to these modifications. Amplifier & Tuner as received Click Here to Enlarge Photo. Dentron Clipperton L 160M - 10m Amplifier Restoration & Modification. Dentron Clipperton L Conversion to GI-7B Tubes and Other Modifications Pat Griffin AA4PG Walking out of Dayton, 2014 my eye caught a beat up Clipperton cabinet under a vendor table. Digi-Key offers 10. 40MHaz is typical. pdf Dentron_DTR-1200L_user. Amplifier bandswitch, coils, doorknobs, and bathtub caps as received Click Here to Enlarge Photo. Well my friends I was gifted a the Dentron GLA-1000 amp in working order. com (Ron Rollinson) Date: Wed, 03 Mar 1999 01:04:50 -0500 Hi folks, I've only been subscribed to the list for a couple of days but I can tell there is a lot of knowledge floating around here. For under $350 including sockets and tubes, the amplifier can be converted to run two Svetlana. Y073 Dentron GLA-1000B $299. The Dentron Clipperton has been replaced by a Dentron MLA-2500B amplifier. REVISIT EFFECTS PEDAL POWER SUPPLY 9V DC, 1. 95 SOLD HF Amateur Tuner The Dentron Super Tuner heavy duty tuner is for the HF bands. DENTRON GLA-1000B Linear Amplifier MANUAL: Kenwood TS-930SAT with Upgrade Mods:. The plate-load True Resistance Indicator (TRI) is a powerful tuning aid which, together with the automatically controlled input. EPT014811Z PCB Circuit. This is a full legal limit linear amp. •Easily modified to 8874 ceramic tube –requires blower fan. Here's an excerpt: The major problem for MLA-2500 owners is that there is no economical source for the 8875 tubes used as the active amplifiers. For this reason, specifications may be changed without notice. The Dentron DTR 2000L Linear Amplifier is a conservatively designed 2000 Watt PEP 160 15 meter Amplifier of unique design. 94 32 Spcl. This is from the estate of a late Ham (my father. Box 88 WASHOUGAL. Denton Clipperton L on 10/11 meter Anyone have any input as to using a Dentron Clipperton L on 10/11 meter either with a rci2990 or a Cobra 142 gtl and an elkin 6 tube with a variable key as a driver. 093" thick! The use of flameproof resistors and 3 amp 1000 vpiv diodes is standard. PM-CLIPL Replacement Power Supply Module for Clipperton L $100. In general, the location of your new Clipperton L is not critical. It is an instant-on (10 seconds) amplifier, and operates on all amateur bands (including WARC) from 160 through 10 meters. 3 out of 5 stars 181. 95 SOLD HF Linear Amp The Dentron GLA-1000B amplifier is for the 80 to 15 meter amateur HF bands. The SO-239 connectors were pretty weak. Y073 Dentron GLA-1000B $299. Autres objets similaires Copy Of Operating Manual Dentron GLA-1000B Linear Amplifier USED Provenance : États-Unis Dentron Dealer Brochure Amplifiers Tuners Antenna Data Sheet MLA-2500B DTR-2000L. Heathkit Manual Linear Amplifier SB 230 0 results. The GLA1000B was a cheap low cost 600 watt amplifier to compete against the Heathkit SB-200. Amp Modifications. 2000 (At age 45 with 34 years in amateur radio) Above on Left: Collins KWS-1 transmitter with Collins 75a4 receiver sitting on top. Ameritron AL-1200 to GS35B Conversion. 4CX1600B Power Amplifier for FM Broadcast By Raymond Feeney. The unit uses a 4CX250B in grounded grid, which makes it usable with most 2 meter rigs that have outputs in the 10 to 20 watt range. Might want to convert it to 6 meters depending if I can >>find an easy conversion to the 3cx800a7's or not. For a 1kW amplifier 100 to 150 MHz is typical. Unusual Amplifier Problems found by W4EMF : Dentron. 00 shipping. VERY GOOD COND W/PS 30 MATCHING PWR SUPPLY. You may possibly build a HF amplifier with the information in this article. Also where can I find Mods >>for this amp. Tubes seem to be pretty good doing about 90% and looks like its been serviced within the last few years, All in all she's pretty clean, No mods that I can see. Monitor Tuner - QRZ Forums - I have just recently purchased a Dentron Jr. Manufacturer: Dentron. By Callsign - search for a specific callsign. ANTIQUE RADIOS: Kennedy Type 281 receiver, type 521 two stage amplifier. ACOM's amplifiers represent the cutting edge of RF amplification technology, offering features and performance typically only found in commercial and government telecommunications systems. The rear panel has inputs for wire or coax. Hi Guys, I have a Dentron GLA-1000. I disconnected the original RCA phono jack and later utilized it for output to my Digital Display. If you have questions you can contact me directly at: [email protected] Icom d-Star Radio Repeaters. Tuning Capacitors for "CB and Ten Meter" Linears: Click here (then scroll to bottom of page) for our capacitor webpage. It is also capable of operating at more than half its designed output power at only 75% of nominal line. 4CX1600B Power Amplifier for FM Broadcast By Raymond Feeney. Connector is a 2. pdf Dick_Smith_K-6313_user. I'm not to sure what if any my plans are for this vintage 70s amp. Two of the most popular were the Dentron Clipperton L and the Dentron GLA 1000B. QST Product Review Columns. Welcome to Wireless-Girl. Toroid power transformers are used throughout. The PM-2500 is a complete replacement power supply and delay timer for the Dentron MLA-2500 & MLA-2500B. DTR-2000. It is designed to safely withstand up to 240 W of reflected power, up to 100 milliseconds of drive spikes (RF "tails" after a PTT or KEY release), and even operator tuning errors. PM-CLIPL Replacement Power Supply Module for Clipperton L $100. Do a search on "Dentron MLA2500 Alper". •Initial cost very low ($200 to $300 range) •costly to replace 8873 ($500 +) •Easy to modify to 8874 or other 4CX400 or 4CX350 •Easy to find parts for power supply and other RF items. Icon Key Service Information. The MLA-2500 series is one of the most compact linear amplifiers of its power class. Dentron GLA-1000 Manuals Manuals and User Guides for Dentron GLA-1000. Path: /dentron/clipl/ This is the BAMA archive. >>I just picked up a Dentron MLA-2500 amp and was wondering if anyone >>makes a kit to change the 8875's to 3cx800's. Currently wired for 120 VAC and putting out 400-500W per band with 100W drive. A smaller 160-10AT looks like it will be OK for a 100 Watt CW or SSB signal; I have another page for that tuner, with a mod which works better on 160 and 80 meters. 400 watts output on all supplied ham radio bands. This was the cause of oscillations on VHF in a lot of amplifiers. Upgrade to total confidence in your Denon. Dentron DTR-2000L Amplifer. Note 200 milliamp, not 300 milliamp. Has an upgraded Peter Dahl transformer. Would the Real GLA-1000 Please Stand Up. 73 11_90 mouse fet 40 amp. 4/30/2017 0 Comments DENTRON 160 10L Linear Amplifier 10 160 Meter 0 results. If you can find out. Partly finished conversion with a doubling power supply, a 12. This is a Dentron DTR 2000L in which I repaired. To begin with, the pcb is double sided with plated through holes. The easiest but not the most cost effective or educational way of increasing power on 160 meters is: sell the old 80 through 10 meter amplifier and purchase a new model that has 160 meters included. EPT014811Z PCB Circuit. An amp equipped with three of these tubes has 1200 watts of plate dissipation, and can safely key down 1200 watts AM, FM, & CW, if the power supply is up to the task. Dentron RF Amplifiers Documentation Project CBTricks. This is a very compact plate choke for 160M-10M. I cannot imagine users of new AL-811H amplifiers not complaining about the clicking, so Ameritron must select the tubes for cut off characteristics as well as burning them in to reduce the arcing problem with new Chinese tubes. Low balls ignored, I'm a ham myself and know it's value. Dentron Linear Amp Circuit Diagram. Dentron amplifier item works pre-owned has scratches scuff marks and dents but overall item works fine. com, Workman, Workman Electronics, Workman Electronics Products, WEP, CB, CB Radio. In Biography - Type in one or more keywords to search all biography pages. I came into the picture as a consultant at Twinsburg. For this reason, specifications may be changed without notice. Prime built the initial amplifiers and sent them to Twinsburg for final testing and approval, and shipping. 1mm inner diameter, center negative, outside sleeve positive. I don't know much about Dentron Amplifiers but this one was given to me on good faith that it is in working condition. More Dentron Radio Co. During the 70s I owned a ham radio store in Oklahoma, Derrick Electronics, and I was a dealer for Dentron. This amp gets high marks due to the reliability of the rugged 3CX1200A7 tube and the beefy power supply. 0B Linear Amplifier (1) 3- 5. BUILD AN HF ANTENNA TUNER MAKE A HOMEBREW HF-VHF ANTENNA TUNER (It really isn't all that difficult. Amplifier replacement center-tapped power transformer as received. For sale halicrafters sr 150 transceiver With power supply approx year 1963 Works excellent can bring to wyong field day Buy and sale $550. The fact is that I can get 811A tubes from a friend of mine for 10 bucks a piece. I have included a NOS set of 6LQ6 tubes tested at 100% on my B&K Dyna Jet 607 Tube Tester. And on line if you search 160-10m you get 160-10l for a manual/schematic. Enjoy! A note about the green "ready" lamp: (assuming the bulb works) it will light when cw OR ssb are selected after the time delay has elapsed. There is tube data, Frequently Asked Questions, discussion, construction ideas and details and lots of information for the amp builder. The pictures are of the (my) older model 80, 40, 20 and 15 m Dentron GLA-1000 (Plane, no tuned input) HF linear amplifier. Service manuals, schematics, eproms for electrical technicians. Dentron Linear Amp Power Supply Circuit Diagram. Denny Dentron sold a ton of these workhorses. More Dentron Radio Co. (1) The Commission determines the amplifier can be used in services other than the Amateur Radio Service, or (2) The amplifier can be easily modified to operate on frequencies between 26 MHz and 28 MHz.