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HF Amplifiers

Displaying ads 211 to 220 of 288 ads in this category.
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 For sale: Ameritron AL 82
Ameritron AL 82 Looks & works like new. 55 Watts in gives 1200+ out. 100 watts in pegs 2000 watt meter. Needs to be picked up in Paradise, Ca. Asking $1500.00
Larry Whitney K7RMT


Listing #1737244 - Submitted on 07/24/25 by Callsign K7RMT - IP: 68-21-170-20.lightspeed.frokca.sbcglobal.net
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 FOR SALE: Heathkit SB200 amp  
This amp is working fine. An easy 500-600 watts out.
Comes with ARB704 buffer and bypass switch. Cosmetically 9/10. $375


Listing #1737155 - Submitted on 07/24/25 by Callsign W3MP - IP: 172.59.1.135
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 Swan Mark II project amplifier  
I have the RF section of a Swan Mark II amp for sale. It covers 80 thru 10 meters. No power supply and no 3-500 tubes are included. I also do not have the instruction manual. Amplifier is offered "as-is" with no returns. Certified Check or PayPal OK.
I will ship it via Pirate Ship for $320.


Listing #1736924 - Submitted on 07/21/25 by Callsign K8GL - IP: 184.52.115.112
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 Ameritron no tune linear amplifer  
Nice Ameritron Al-600 no tune linear amplifer , works excellent, $1,600 local pickup only in Marion OHIO, see it work before you buy, for more pictures and video please contact me thanks Wc8i

Listing #1736876 - Submitted on 07/21/25 by Callsign WC8I - IP: 74-43-164-31.bng02.marn.oh.frontiernet.net
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 Tokyo Hy power HL45B 160 thru 6m $325.00  
HL45b 45 watt amp 160 thru 6m. $325.00 with correct cable(not included) works with 817. also works with manual band selection with other radios.
i used with icom 703 (ptt cable included) i got about 44 watts out.
I noticed that only 4 of the power indicating leds lit up. not sure if this is normat. 5 watts my input( i got a fault with 6 watts input)fault led works
pay with paypal or usps money order Don w8ptb


Listing #1735426 - Submitted on 07/08/25 by Callsign W8PTB, Modified on 07/20/25 - IP: 161.38.248.45
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 For Sale B&W L-1000-A  
For Sale; B&W L-1000-A amplifier that runs a pair of 813 tubes and has been updated with antenna relay, internal 12v supply and bias control for operation with modern transceivers.
Operates 80 through 10 meters, tunes smoothly on all bands and puts out over 500W with separate small home brew HV power supply. These amplifiers were originally sold as "stackable" with the HV power supply being optional. $335 which includes HV supply, pick up or can deliver within 100 miles of Houston, Tx.
Will sell without the HV supply for $200. Original cabinet is also included but is not shown in photo.
Many other photos of amplifier and power supply are available. A larger power supply will allow 950 watts output or more.


Listing #1736642 - Submitted on 07/19/25 by Callsign K8WOZ - IP: 108-255-75-70.lightspeed.sntcca.sbcglobal.net
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 FOR SALE: Ten-Tec Hercules II  
Best 12-14 volt DC amp ever made. Full 500 watts with about 40 watts input. Works on all bands from 160 through 10 meters. Includes power cord terminated with 120 amp PowerPole. Provided with matching 120 amp PowerPole connector. Factory printed manual with schematics.
*
Shipped and insured to your door (CONUS) for $950. Will ship anywhere with adjusted shipping cost. Payment via Zelle, PayPal F&F, or postal money order.
*
Send me an email to setup a phone call to discuss.


Listing #1736473 - Submitted on 07/17/25 by Callsign W6LVP, Modified on 07/19/25 - IP: syn-104-032-076-244.res.spectrum.com
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 RF amplifier boards uhf vhf lo band part  
Selling a box full of rf amplifier boards. Mostly are for uhf and vhf applications. You get all what is pictured.
Part number of the transistors on the boards
SD1446
MRF650
MRF641
SD1477
SD1470
MS1505
BLF184XR ?
MRF327
$300 shipped paypal only.


Listing #1736620 - Submitted on 07/19/25 by Callsign W6THX - IP: syn-104-033-100-216.res.spectrum.com
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 FORSALE..OM-2000+  
FORSALE:OM 2000+
1.8-52MHz Amplifier
This is a beautiful Amp, just time to try something
Else out..approx 2yrs old..
Asking $2400 obo.. plus shipping
Local pickup preferably
All factory boxes and .manual included.


Listing #1731121 - Submitted on 05/30/25 by Callsign N2EWM, Modified on 07/19/25 - IP: 50-32-80-224.vng01.dlls.pa.frontiernet.net
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 FOR SALE ALPHA 87A   
Amp is in perfect condition. It does have the ALPHAMAX firmware. Also, I have the original manuals and CD. I installed a matched set of tubes from PENTA Labs (1600.00) 11/2022. (I have the receipt) I haven't used it much. I would prefer pickup as it is very heavy and I would like you to try it first. I also have a spare set of IMAC tubes that could be included in a deal. The gain was the same as the new ones. I'm asking 3100.00 for Amp and 600.00 for the tubes. I will not sell the tubes separate unless the buyer for the amp doesn't want them. I will entertain offers for both. Don't hesitate to make an offer. There can be a very good deal here. I appreciate any offers!!

Listing #1735965 - Submitted on 07/13/25 by Callsign WU3X, Modified on 07/17/25 - IP: c-69-140-172-67.hsd1.de.comcast.net
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