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HF Amplifiers

Displaying ads 21 to 30 of 291 ads in this category.
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 Not Working Amplifiers
Good Day
Dear Gents
Hope You Are
Well In The Country Of
Milk & Honey
I Am Looking For Any
HF AMPLIFIERS
THAT IS NOT WORKING
Price Must Be Reasonable
I Thank You
Greetings From
Cape Town
South Africa
George Roth
0027 637882944


Listing #1746406 - Submitted on 10/16/25 by Callsign ZS1KGB - IP: vc-gp-n-105-245-232-182.umts.vodacom.co.za
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 (3) Daiwa CS-401 switches $195 shipped  
Re-listing due to all of the QTH responses going to my SPAM folder over the past few weeks which I normally never check. Three Daiwa CS-401 heavy duty coax switches. Rated at 2500 watts. > 60dB isolation between ports with unused ports grounded. Used for amplifier switching. These are selling on Gigaparts right now for $ 140 each. Sell all three as a package for $ 195.00 shipped. PP preferred. Lane ku7i

Listing #1746191 - Submitted on 10/14/25 by Callsign KU7I, Modified on 10/16/25 - IP: c-174-62-41-254.hsd1.nm.comcast.net
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 DX Connection QSK-2500  
I have for sale a DX Connection QSK-2500 that allows qsk operation for non qsk amplifiers. New price $444, I'll ship in the US for $300.
PayPal / USPS MO Preferred - Check OK, No ship until clear
Thanks. 73,
Dave McLean KY4F
c (321) 501-8382


Listing #1746395 - Submitted on 10/15/25 by Callsign KY4F - IP: 108-208-61-95.uvs.dybhfl.sbcglobal.net
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 Looking for Ten Tec Centurion
Blackface preferred, reasonable price. State condition and pic if possible.

Listing #1746183 - Submitted on 10/13/25 by Callsign K4TJ, Modified on 10/15/25 - IP: c-24-11-237-4.hsd1.tn.comcast.net
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 For Sale: Ameritron AL-80  
This is an original model AL-80 early serial#. Possibly a prototype or factory modified. It has had the P/S board re-built and recapped a few years back. It has been idle for the past few years. It fires up and the HV is evident in the photo. Clean, no marks, a real find. Tube will be removed prior to shipping. It is heavy. Asking $500 plus shipping (if possible). PayPal, USPS Money Order or Zelle. All sales final, period.

Listing #1746374 - Submitted on 10/15/25 by Callsign W8VKD - IP: 99-189-28-106.lightspeed.livnmi.sbcglobal.net
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 Wanted: AL-1500 circuit board
Looking for a Good ALC/POWER BOARD for an Ameritron AL1500. P/N 50-01142 or 861-0574. Also used in the AL-1500, AL-1200 and AL-82. If anyone has a junker amplifier or spare part laying around let me know.
Terry/N6CW


Listing #1741797 - Submitted on 09/02/25 by Callsign N6CW, Modified on 10/15/25 - IP: syn-070-095-042-133.res.spectrum.com
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 xiegu xpa125b
Xiegu xpa 125b solid state amp 2 watts in 100 out all hf bands built in tuner like new very little use ! $450.00

Listing #1746344 - Submitted on 10/15/25 by Callsign N6OVP - IP: c-67-170-211-17.hsd1.ca.comcast.net
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 Ameritron AL-80B  
Estate sale AL-80B that has been tested and works fine. Tube has full output. Two issues - left hand meter backlight is out and the RF output meter does not move. The HV meter is working however. Would imagine not to hard to repair. Cabinet in good shape and front panel excellent. Non-smoker owned. Priced at $850 for the above issues. Pickup in Las Vegas or Mesquite NV. Prefer not to ship.

Listing #1740948 - Submitted on 08/25/25 by Callsign KB9SI, Modified on 10/15/25 - IP: 251.sub-75-223-76.myvzw.com
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 Palstar LA-1K RF sensing HF Amplifier   
I am moving to apartment living and liquidating all my equipment. This amplifier has served me well delivering 1000 watts PEP over the frequency range 1.8 to 54 MHz. 100VAC to 260VAC input power. Has Auto band switching, Auto SWR/short circuit/Over temp protection and variable speed cooling fans. This Amp is build in Ohio and can be serviced there if you ever need it. Maximum power out is obtained with between 40W-55W input power on all bands. This Amp is in pristine condition and I encourage buyers to view the Palstar website at www.palstar.com to review all specs. Dealers have it listed new for $3,795 and I am asking $2,400 which will include my shipping and insurance anywhere in the continental USA.
Once I receive a money order or bank cashier check and it clears I will ship within 2 days.
My new call is W4LR and it was W1BQ previously


Listing #1746214 - Submitted on 10/14/25 by Callsign W4LR, Modified on 10/15/25 - IP: syn-035-145-084-005.res.spectrum.com
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 Heathkit SB-220 HF Amplifier  
SALE PENDING. This SB-220 is an outstanding amplifier. Tubes easily run a cool 1.5 KW (cw) into a 50 ohm dummy load, 1.5 kw+ SSB. Harbach power supply/ metering board and soft key conversions have been done. This amp has seen limited use over the past 14 months but is routinely used each month. Faceplate is original and clean. Cabinet has no dents, dings or flaky paint. No dust inside and no arcing on the variables. Always in a non smoking environment. Asking $1100 shipped to lower 48. Payment by Paypal (buyer pays 3.0% service fee), Cashier's Check, Postal Money Order, or Cash. No Venmo or Zelle. Willing to travel up to 2 hours in central Michigan to meet and exchange. Unfortunately, due to scammers and part swappers sale is final, no returns, no exceptions. Cabinet is left off i attached photo so the interior may be inspected.


Listing #1745887 - Submitted on 10/11/25 by Callsign W8QW, Modified on 10/15/25 - IP: 172-126-232-159.lightspeed.lnngmi.sbcglobal.net
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