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HF Amplifiers

Displaying ads 1 to 10 of 239 ads in this category.
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 Alpha 9500  
Excellent condition Alpha 9500, 2nd owner, full output, works great as it should. original manual and box. Pick up only so you can see it works properly. $3500 Bradenton, Fl

Listing #1730045 - Submitted on 05/20/25 by Callsign KM4BS - IP: syn-075-115-185-107.res.spectrum.com
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 FS: RM Italy HLA-150 AMP Brand New
The HLA-150 is brand new and has only been used maybe 6 times and
comes with pwr cord. Works great with no problems ever noted.
Use with IC-705, IC-703, FT-817/818, or any QRP radio.
Price $380 shipped CONUS. Zelle or USPS MO only.
I have changed my mind and going on a different path.
Thanks for your interest. Pics on request via cellphone.
73
Carl AF9L


Listing #1730034 - Submitted on 05/20/25 by Callsign AF9L - IP: h69-131-47-184.wtfrwi.broadband.dynamic.tds.net
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 For Sale 3 Henry 3K Classic amplifiers   
I have 3 Henry 3K Classic amplifiers that are in excellent condition with 1500+ watts on all bands. The amplifier all have export plate transformers and cosmetically each are mint condition.
$1,850.00 each or a discounted price for all 3 Amplifiers. Pick up at 94513. Brentwood Ca.
510.886.2891
Thanks
Mike
K6OR


Listing #1730023 - Submitted on 05/20/25 by Callsign K6OR - IP: 198-27-217-126.fiber.dynamic.sonic.net
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 FS: HAM LAMP WITH EIMAC POWER TUBE   
For Sale: Nice Ham Radio Lamp on walnut base. See photo.
The EIMAC 4-400 Power Tetrode shows Filament continuity, but high resistance between the other elements, probably gassy. Consider it as a Dud.
EIMAC factory stenciling is faded, but readable.
Comes with a new grey fabric shade.
The wood base is also new and finished with 2 coats of Spar Varnish.
It has been accurately drilled for the Jumbo 5 pin tubes like this one, the 3-500Z, 4-250, 5867 and similar.
The base has felt pads to protect equipment and tables.
New Lamp socket is standard Edison base.
Will included a laminated label with your Callsign for the base.
Email me for more photos.
$65.00 shipped in the CONUS.
If you do not need the tube, you can have the rest for $45.00 shipped.
Will be well protected.
USPS MO, your check or PayPal to: jtg4300 at yahoo.com
See my other ads for Drake, Simpson, HP and other gear.


Listing #1729973 - Submitted on 05/20/25 by Callsign WA1BRI - IP: 47-199-166-140.fdr01.stgr.fl.ip.frontiernet.net
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 Henry SS-1200 Mobile HF Amplifier   
Mint Henry SS-1200. Solid State HF 24-28 volt DC mobile amplifier. Comes with remote head and remote cable. Pegs bird wattmeter with 1000 watt slug with 90 watts drive on the 75 meter band. Comes with 80 amp Mean Well power supply. Power supply requires 220 volts at 11 amps to produce 80 amps output. This amplifier requires a full 100 amps from 2 large 12 volt batteries in series for full power output. Very rare legal limit mobile amplifier. $3500 shipped FedEx. PayPal or Zelle preferred.

Listing #1729637 - Submitted on 05/17/25 by Callsign WB1AFK, Modified on 05/20/25 - IP: 203-80-181-166.mobile.uscc.net
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 Relays REV-15 75oHm 1500watts to 650mHz   
Hi everybody!
Selling absolutely NEW REV-15 relays factory packed at a price of $30 per one. Number of relays (more than one or four together) weighing up to 1Kilo parcel shipping costs will be ~25$(to U.S.A.) by Nova Poshta, with insurance and tracking number. Relays absolutely new, working voltage is 24-27Volts, supports 1500 Watts of power until 650MHz, minimal life 12 years when working in any device. There are needed number of new relays for sale. When purchasing a quantity (more than 5 pieces), a discount is possible by agreement. Payment on Pay-Pal ut5rp at te.net.ua Discount is possible! All questions buying and payment by E-Mail or tel/Viber +38 067 699-17-05 Thanks for reading ad and for a possible purchase for offered price, it will help me a lot in this very difficult time for me as for pensioner with monthly pension less than 100$US. See my other ads.
73's de Dmitry UT5RP


Listing #1729964 - Submitted on 05/20/25 by Callsign UT5RP - IP: 188-163-101-184.broadband.kyivstar.net
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 Vacuum high voltage capacitors  
Hi everybody!
I will sell vacuum capacitors according to the following list and contractual prices close to the prices of the store for each item and even lower ~20$US each. Payment on Pay-Pal ut5rp at te.net.ua With questions about price, payment and forwarding by e-mail or phone/Viber +380 67 699-17-05 Price maybe yours, offer!
25pF x 15kV 3pieces
50pF x 15kV 4piece
100pF x 10kV 1piece
200pF x 15kV 1piece
Thank you for reading the ad and a possible purchase for offered price, it will help me a lot in this very difficult time for all of us here in Ukraine.
73's de Dmitry UT5RP since 1959


Listing #1729962 - Submitted on 05/20/25 by Callsign UT5RP - IP: 188-163-101-184.broadband.kyivstar.net
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 SPE Expert 1.3 FA w/ATU (Export Version)  
SPE Expert 1.3FA FA. 160-6 meters, with tuner. This is the low drive input version (8-12 watts) for full power out - 1.3kw.
VGC - no issues. With original shipping boxes.
$3200.00 shipped CONUS.


Listing #1729828 - Submitted on 05/18/25 by Callsign K0PJ, Modified on 05/19/25 - IP: 172.59.96.244
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 Alpha 9500 HF Linear Amplifier   
Near perfect cosmetics
Working as it should
••••••••
Does it have full output?
Yes
Has it been back for updates?
Yes
Does it have original box?
No
Manual?
Yes
Does it look nice?
Yes
Why are you getting selling it?
Moving on
Do you like it?
Absolutely!
How does it compare to other amps?
A real contender
How long have you had it?
Not long
Would you buy another one?
Absolutely!
Did your wife like it?
Yes, but she will like it more when I sell it
Did you ever set a cup of coffee on top of it?
No
••••••
$3650 Local Sale near Cleveland


Listing #1729838 - Submitted on 05/18/25 by Callsign W8UAB, Modified on 05/19/25, Web Site: https://swap.qth.com/search-results.php?keywords=W8UAB&fieldtosearch=Call - IP: 104-169-198-75.bng02.nrwl.oh.frontiernet.net
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 Ameritron AL-811-H Amp NEW TUBES !  
Very nice AL-811H with brand new tubes purchased from DX engineering and installed this week.
Tubes have less than 30 minutes time on them. Works perfectly with full output.
Professionally installed and tested by Electronix Servicing in Oak Grove MN.
Currently wired for 120 volts and has the 10 meter mod completed.
$850 carefully packed insured and shipped CONUS. Not original box.
Only selling as it was packaged with other items that I purchased and is excess to my needs.
Comes with receipt for the tubes and also receipt for installation and testing.
Payment by Venmo or Cash App or?


Listing #1729921 - Submitted on 05/19/25 by Callsign K9JJJ - IP: ame-bb-dhcp-cable-2-ws73.dsl.airstreamcomm.net
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