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TE Systems RF Power Amplifiers for Ham Radio VHF UHF 2m 220 440
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HF Amplifiers

Displaying ads 11 to 20 of 302 ads in this category.
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 LDMOS Heat Sinks  
I am selling some copper spreaders (drilled and tapped for W6PQL boards), Water cooling plate and 2 heatsinks. Asking 175 U ship(slightly heavy). Asking 175.00 takes all. Send phone number.
73's
Mike WA3O


Listing #1687162 - Submitted on 05/18/24 by Callsign WA3O - IP: c-73-52-241-81.hsd1.oh.comcast.net
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 For Sale: Alpha 8410  
I am changing my station over to a solid state amplifier so my trusty 8410 has no room on my desk. This amp will do legal limit all day long without the slightest effort. Amp has 2 4cx1500b that are full output and have zero grid current. I have the original double boxes but not the transformer box. I WILL NOT SHIP THIS AMP, so please do not ask. It is too nice to trust UPS or FEDEX to not drop it because it weighs almost 90lbs. I will gladly meet within 200 miles of my QTH or you can stop by and pick it up. The selling price is 3800.00 and there will be no returns. I accept Apple Pay , Zelle or cash. My QRZ email is good. I might consider a trade for a higher end over/under trap 2nd amendment item
If ad is still listed, amp is still available
73,
Jack
KR9Q


Listing #1686831 - Submitted on 05/14/24 by Callsign KR9Q, Modified on 05/18/24 - IP: 60.sub-174-192-136.myvzw.com
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 FOR SALE Tokyo Hy-Power HL 2.5Kfx  
"new condition" Tokyo Hy-Power HL 2.5 Kfx solid state linear amplifier. I am the original owner of the best linear amplifier ever made. Hand selected by then president Nobuki Wakabayashi, JA1DJW, this quiet desktop amplifier will deliver legal limit with just 65W in. At 100W, the amp delivers a clean 2500W. That's an extra 1000W of distortion free headroom. At 55 lbs., this compact amplifier has a massive linear power supply. In today's dollars, the amp would cost over $7,600. $4,200 plus shipping. Local pick up in Atlanta area. Sold by a charity, the amount paid is tax deductible. This amplifier is for seasoned operators who utilize high quality resonate antenna. This amp is wired for 240V 15A outlet. Can operate 200-250VAC. For broadcast quality AM, 500W carrier is recommended. I have other top notch equipment for sale as well.

Listing #1687154 - Submitted on 05/18/24 by Callsign AB2CD - IP: 66.73.130.76
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 Alpha DX77 two hole  
I have an Alpha 77DX from the estate of W6UA available. The amp is in Bakersfield California as it was used during the 160 SSB contest, but can be brought to Arizona.
Local pickup only! Sale includes two spare tubes (8877) that were tested during the contest.
The left meter is sticky and sometimes may not move, however it has no issues reaching 3600 watts into a dummy load. Previously saw it reach 5500w.
Oh.. the price is $3501.27


Listing #1678726 - Submitted on 03/11/24 by Callsign NG7E, Modified on 05/17/24, Web Site: https://dxobsessed.org - IP: 172.56.83.210
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 HENRY 2KD-5 AMPLIFIER
PRICE REDUCED
Excellent original paint and front panel. Fully operational. Power Supply board rebuilt in 2020 by Glen W5VQ.
I'm 81 years old and downsizing. Amp weighs 62 pounds and I can't lift it anymore. Come see it work and take it home.
No shipping. Cash only, no trades. $750. NOW $500
73,
John, W7KPA, (918)720-7384
Tulsa, OK.


Listing #1686700 - Submitted on 05/13/24 by Callsign W7KPA, Modified on 05/17/24 - IP: 99-41-102-116.lightspeed.tulsok.sbcglobal.net
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 For Sale Icom 2kl Solid state HF Amp  
The Icom IC-2KL provides 500 watts output for the specific frequency coverage of 1.8-2, 3.5-4.1, 6.9-7.5, 9.9-10.5, 13.9-14.5, and 17.9-21.5. No 10 meters. Drive power is 50 to 80 watts. Duty cycle is 30 minutes max SSB and 10 minutes key down CW/RTTY. This solid-state amp features automatic band switching (with select Icom transceivers) and has fully protected solid-state finals. Includes external IC-2KLPS power supply unit. I purchased this from Amateur Electronics back in 1984 used, Comes from a pet free and non smoking environment. The amp works as it should. No returns or refunds. The reason I am, selling it I have have 3 amps. I need to downsize. $1325 shipped to lower 48 only. I accept Postal Money order or Paypal you pay the fee, ersonal cheeck, shipping will not take place until the check clears!

Listing #1686548 - Submitted on 05/12/24 by Callsign W4AWJ, Modified on 05/17/24 - IP: host-199-187-204-84.twlakes.net
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 FS -Alpha 89
NOW FIXED by former Alpha factory tech, new RTTY fan and new TX PINs & all updates.
Previously listed here as a Tech Special by KD2AFZ as being "in great shape externally no scratches I can see. Internally excellent. Faceplate looks excellent. Powers up but defaults into standby when keyed. No time to fix. Selling as 'technician special' for repair."
Don't need as I have had an Alpha 87A for years.Asking $1800 and free pickup or install at your shack near Denver, or add about $300 for FedEx shipping. Can put on 160m, 80m or 20m on request.


Listing #1687137 - Submitted on 05/17/24 by Callsign AC0KC - IP: 101-65-42-72.skybeam.com
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 Sb-220 beautiful $1200 OBO  
I have an excellent condition sb-220 for sale. Amp has been completely gone through and was a very nice original build before I went through it. I purchased this amp from the original ham who hadn’t used it since the early 80s. It sat on a shelf where it just collected dust for many years. This amp has original Eimac tubes that work wonderfully at full output. This is a super nice unmolested example and with 100 watts drive, will do legal limit PEP on the low bands and about 1200-1300 on 10 meters. The fan is really quiet and the amp tunes very well. Input tune is good on all bands using my 746 pro. Amp has brand new power supply/metering board, soft key, filter caps, parasitic suppressors supplied by Lou, W1QJ. Grids have been properly grounded with flat copper strap. Bias mod has been done also. Outer case has been nicely refinished due to fading. Has standby switch added also. Available for local pickup only. Come try it out in my shack. May trade

Listing #1687038 - Submitted on 05/16/24 by Callsign KN4CTD, Modified on 05/17/24 - IP: 139.sub-174-219-105.myvzw.com
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 Dual Gi-46B amplifier for sale $1000   
Up for sale is an amplifier I converted/built several years ago and have been using since. It started life as a very well built Yokogawa medical amplifier. It uses two cheap Russian Gi-46b triodes in grounded grid. Sockets and cooling fan kit were purchased from KK4NOZ and can be seen on EBay. The only thing reused in this build is the output tank circuit and it was modified. Has K4POZ adjustable bias board with the ability to adjust ZSAC from a pot on back of amplifier. Plate voltage is about 3200vdc using a full wave bridge capacitive input power supply good for 4kvdc…..overkill. Uses the $200 multitech industries bandswitch designed for the Kenwood TL922. Amp works very well on all bands 10-160 and output is about the same as a pair of 3-500z for way less money. I also have a spare set of tubes available also. More pics of inside available upon request. Local pickup only. I will not ship this amp. Built like a tank and extremely heavy. Come try it out in my shack

Listing #1687045 - Submitted on 05/16/24 by Callsign KN4CTD, Modified on 05/17/24 - IP: 139.sub-174-219-105.myvzw.com
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 FS: 3KV 10uF Oil Capacitor
3KV 10uF Oil Capacitor. Fairly compact. $59 + shipping.

Listing #1684233 - Submitted on 04/23/24 by Callsign N8FVJ, Modified on 05/17/24 - IP: fl-67-235-169-153.dhcp.embarqhsd.net
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