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HF Amplifiers

Displaying ads 1 to 10 of 231 ads in this category.
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 Ameritron AL-811 Amplifier  
I am selling my Ameritron AL-811 amp. AS IS. NO TRADES
It works but it is taking 1oow to drive it to 500w also the meters lights do not. The XMIT Light does work I replaced 811-A tubes 12/2024
I unhooked 11-19-2024 and put in closet off the desk
I want to get a Solid State I just haven't decide what brand
I am asking $600 buyer pays shipping


Listing #1750126 - Submitted on 11/20/25 by Callsign N9WVM - IP: 46.110.40.171
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 Drake L-4B & L-4PS  
Drake L-4B & L-4PS
Good condition-no issues-strong tubes-from non smoking shack +s/i
$950 w/tubes $600 w/o tubes


Listing #1750103 - Submitted on 11/20/25 by Callsign N5RAH - IP: c-98-48-121-39.hsd1.nm.comcast.net
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 FOR SALE: Ameritron ALS500m w/2SC2859s  
Working solid state Ameritron ALS500 with new old stock matched pair Toshiba 2sc2859 transistors. See photos
Power button light burned out.
After mkt 10m board installed.
Includes power cables.
FIRM $1100 includes shipping to conus and HI AK.


Listing #1750098 - Submitted on 11/20/25 by Callsign KH6PGA - IP: 220.sub-174-202-2.myvzw.com
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 Ameritron AL-1200   
Very nice AL-1200. Full output tube. Fresh 500v 270uf electrolytics. Clean inside and out. Works flawlessly. $1800. Will ship at buyers expense. I have plenty of pictures for serious inquiries. Email or text me for more information.

Listing #1749670 - Submitted on 11/16/25 by Callsign W4EKY, Modified on 11/20/25 - IP: 173.80.206.227
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 ACOM 600S with ACOM 04AT Remote Tuner  
ACOM 600S solid state 1.8-54 MHz amplifier with Acom 04AT Remote Antenna Tuner with antenna switch. Amp SN:180131. Putting out around 450 watts with 8 watts drive from my IC-705 on 75 meters. Tuner mounting hardware is new never used. Amp wired for 220. All works as it should. $3000 shipped in original boxes FedEx ground. PayPal or Zelle

Listing #1750095 - Submitted on 11/20/25 by Callsign WB1AFK - IP: mobile-107-77-224-50.mobile.att.net
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 Ameritron 811a amps
I have two Ameritron 811 amplifiers for trade or sale,
These amps need work!
I have one new set of 811a tubes and one set of older 811a tubes.
I also have one set of older 572b tubes.
Would like to trade for Yaesu891 or icom 7300 can send pictures of amps on request.
73 AB8DE


Listing #1750093 - Submitted on 11/20/25 by Callsign AB8DE - IP: 172.59.139.228
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 ACOM 500S Solid State 160 – 4 Meter Amp  
The ACOM 500S Solid State 160 – 4 Meter Linear Amplifier is a state-of-the art RF power amplifier that cover all Amateur Radio bands from 1.8 through 70 MHz with a power output of 500 Watts (PEP or digital). Its compact and lightweight construction is perfect for expeditions and field operations. Works on 100-240 VAC. Wired for 110 volts with cord/plug included. No scratches, clear screen, includes factory box and manual. $2250 shipped to CONUS. PayPal add 3%.

Listing #1750089 - Submitted on 11/20/25 by Callsign W0RJE - IP: 167.142.255.250
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 FS: RF-Kit RF2K-S Amplifier  
RF2K-S for sale in perfect cosmetic and operating condition. Late model, low operating time. Zero issues. Single owner, non-smoker. Includes power cord, custom cover and user-printed manual. $5100 shipped CONUS. New, these amps are $6130 + tax. Payment by US Postal Money Order, Zelle, or check. Ships after any form of paper money clears. No trades. I have 11 HF amplifiers - thinning out the collection. Not interested in any other offers at this time. Ad will be removed when sold.

Listing #1747870 - Submitted on 10/30/25 by Callsign W9AC, Modified on 11/20/25, Web Site: http://www.w9ac.com - IP: 204.1.21.181
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 RM ITALY HLA 300 Plus HF Amplifier  
"PENDING" Excellent condition RM Italy HLA 300 Plus HF RF sensing automatic band switching amplifier. Easily 300 watts out with 10 watts in. Perfect match for your QRP rig. This amplifier is excess to my needs as I am trying to downsize. Asking $325.00 plus shipping. Checks or money order preferred as I no longer use PayPal.
Thanks for your consideration


Listing #1749952 - Submitted on 11/18/25 by Callsign KL7TF, Modified on 11/20/25 - IP: 128-92-237-24.gci.net
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 Heathkit SB-220 Original Manual  
Nice complete copy from 1976, SB-220 OPERATORS MANUAL SCHEMATICS,ETC.
$25 shipped USPS


Listing #1750046 - Submitted on 11/19/25 by Callsign N4AX - IP: 209.206.111.221
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