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HF Amplifiers

Displaying ads 1 to 10 of 204 ads in this category.
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 WTB: DUD 4-400, 3-500 OR SIMILAR TUBES   
WANTED FOR PROJECT;
BURNED OUT, OPEN FILAMENT OR GASSY 5 PIN POWER TUBES LIKE THE 4-400, 3-500, 5867 OR SIMILAR TUBES. 304TL/H 4 PIN TUBES ALSO NEEDED.
Can do a check, USPS MO or PayPal.
If you are going to TARC this Saturday, bring some DUDS!!! Thank you.
Prefer local sale since shipping is so high, but ship is OK.
Check out my items and very good Feedback, too!
email to jtg4300 at yahoo.com
73, WA1BRI
J. Griffin


Listing #1765492 - Submitted on 04/19/26 by Callsign WA1BRI, Modified on 04/24/26 - IP: 47-199-186-130.fdr01.stgr.fl.ip.frontiernet.net
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 ELECRAFT KPA-500- Like New!  
Selling my backup Amp: KPA-500-F, wasn't a kit! Mint Condition, 2 years old, no scratches, no dents, no smoke, no pets. Less than 10 hours of operating time. With Manual and Original Boxes. Seldom used as a KPA-1500 is my main Amp. Price Reduced to $2,400 with Prepaid Shipping.

Listing #1763658 - Submitted on 03/31/26 by Callsign K9OM, Modified on 04/23/26 - IP: syn-097-069-123-033.res.spectrum.com
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 WANTED: TEN-TEC Hercules II PS cable  
This is the Model 9422 12 pin connector and cable with lugs used to connect the 420 to a 12v battery.
Thanks,
Cliff W4NJ


Listing #1765901 - Submitted on 04/23/26 by Callsign W4NJ - IP: 172.56.101.178
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 For sale: Eldico ssb-1000f amp  
For sale:
Good working and nice condition Eldico ssb-1000f amp---$200, pick up in San Diego.


Listing #1763227 - Submitted on 03/26/26 by Callsign NR6AM, Modified on 04/23/26 - IP: ws-207-213-21-72.car.org
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 FS: Tokyo HL-200BDX Mobile HF Amplifier  
I have for sale this excellent condition Tokyo HL-200bdx 200-watts HF amplifier. The amp comes with power cord and remote head with cable.
It has selectable power input levels.
Price is $900


Listing #1765551 - Submitted on 04/20/26 by Callsign K2ZZ, Modified on 04/23/26 - IP: 172.59.209.38
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 SPE Expert 1.5KW Solid State Amplifier  
SPE Expert 1.5K-FA Second Series 1.5KW solid state amplifier.
Specifications indicate: 1.8-50MHz including WARC bands. One unit with built in power supply, automatic antenna tuner capable of matching up to 5:1 SWR on HF and 2.5:1 SWR on 6 meters, watt meter, SWR meter, two transceiver inputs, four antenna outputs. Management of SteppIR / Ultrabeam aerials. Full break-in QSK. Antenna management (band change, antenna change, tuner control) can be used while unit is in Standby. Includes a carry-bag and original box.
Very good physical condition and has been operating without any known issues. I have only used this amplifier on SSB and CW. This amplifier is presently operating with firmware that does not automatically limit maximum power out to 3 seconds from a steady-carrier transmission. I am not the original owner. Will not include power plug. As-is, $4500 includes shipping and insurance to ConUS only. Please provide your callsign. Postal money order is best, but..


Listing #1765788 - Submitted on 04/22/26 by Callsign N9GXA, Modified on 04/23/26 - IP: c-68-57-199-250.hsd1.in.comcast.net
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 Ameritron ALS-606 6-160m 600-watts amp  
Good day,
I have for sale this excellent working Ameritron ALS-606 600-watts 6 through 160m solid state amplifier. The amplifier has the linear power supply instead of the switching supply. The Price of the amplifier is $1550


Listing #1765830 - Submitted on 04/23/26 by Callsign K2ZZ - IP: 104.28.172.151
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 Alpha 8410   
I have an Alpha 8410 in like new condition with the 4cx1500B tubes. Included is the factory manual with the factory test report, band presets and schematics. Embroidered cover is also included. It is like new inside and out. The cathode resistors were recently replaced per Alpha’s spec. Screen voltage and bias have all been verified and 100% operational.
$3500 or will trade up towards a nice Alpha 77 2 hole amp.


Listing #1765824 - Submitted on 04/23/26 by Callsign W4EKY - IP: 198.185.190.102
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 FOR SALE: OM-2000A+ W/ Spare Tube  
OM Power OM-2000A+ HF Plus 6 Meter 1,500W+ Auto Tune Linear Amplifier. This AMP is used on my Back Up Station and it is time to downsize. AMP works fine and will include Manual and Spare Tube. Spare Tube is Used but with plenty of life on it. Most Hours are in Standby Mode and NOT Operational. Serial Number 17016. Software Version: 5.37, Tube Serial Number: 2201025. Wired for 240 VAC with Plug. Will NOT Ship but will meet any and all buyers in the Florida, Georgia and Alabama Areas. Price $4000 Firm

Listing #1762889 - Submitted on 03/23/26 by Callsign N4RWG, Modified on 04/23/26, Web Site: https://www.qrz.com/db/N4RWG - IP: 72.15.135.59
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 For Sale: DX World 500 watt Amp  
For sale DX World Electronis 500 watt LDMOS amp, 5 watts in gets 500 watts out, in excellent condition, no scratches, has not been around tobacco smoke. Price: $1150. Pickup or meet in the Indianapolis, Cincinnati or Dayton area. ** NO SHIPPING **
.
This is a low drive amp, was used with a Hermes-Lite 2.
.
It requires a 48 volt power supply or battery, similar to a Mercury-Lite.
.
*** Could deliver to Hamvention/Xenia on May 15 or 16 if paid for 1st (now). ***
Payment by Zelle (preferred), money order, check or cash. No PayPal.
.
Per QTH rules contact me thru this site not direct email. Click on "Click to Contact" below. or call my phone.
.


Listing #1765499 - Submitted on 04/19/26 by Callsign N9VX, Modified on 04/23/26 - IP: 46-110-46-0-179.metronet.net
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