QTH.COM Ham Radio Classified Ads: AMPHF - Swap amateur radio HF VHF equipment buy sell trade on line

RF2K-S Amp Upgraded - Like New: linear amplifier that is in "like-new" condition.
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Professional Build & Upgrade: Began life as a RF-Kit RF2K+ that was never used, it was fully upgraded to RF2K-S by Ed, W2PH, the authorized RF amp service center in Melbourne, Florida. Since then (for the last year) it has served as backup and has only been used a handful of times.
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The "S" Treatment: Upgraded with the full RF2k-S controller, tuner and internal components, bringing it to current RF2K-S specs, improved tuner and ability to upgrade firmware going forward.
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Whisper Quiet: Modified with high-end Noctua fans, making it virtually silent during operation.
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Performance: Reliable, high-power performance LDMOS Legal Limit+ CVAT control including remote software. Silent/fast Pin diode switching.
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This is a rare opportunity to own a like new unit that retails for over $6,000. Save $$ and skip the wait times for a new build. Price: $4,000 + shipping or pickup South Florida. Photos available.; Listing #1761991 - Submitted on 03/14/26 by Callsign W1MBB - IP: 23.124.38.7; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
ACOM 2100 HF+6m Amplifier: For sale: ACOM 2100 all-mode HF+6m Amplifier. S/N 160274. Wired for 240 Vac. Fully tested. Original box for amp. Transformer shipped separately in special box with wood platform. Data sheet provided upon request. $3,500 shipped insured CONUS. Payment methods Zelle, check, cash.; Listing #1761983 - Submitted on 03/14/26 by Callsign KF6I, Web Site: http://www.islandamplifier.com - IP: 172.58.117.200; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
FOR SALE: AMERITRON AMPS.: FOR SALE; AMERITRON HF AMPS All in working condition ALS 1200 ALS 1406, AL 82 AL 1500 AL 80A email or call for more info and prices. w5wec38 at gmail.com 870 759 2626; Listing #1761973 - Submitted on 03/14/26 by Callsign W5WEC - IP: host4-231-170-68.xipline.com; Click to Contact -- Send this Ad to a Friend
Want QRO Manual HF-3KDX: Need original or copy of the one using the 4CX1600b tube.; Listing #1761956 - Submitted on 03/14/26 by Callsign KL7AM, Web Site: https://kl7am.com/ - IP: 238-196-137-216.mtaonline.net; Click to Contact -- Send this Ad to a Friend
Heathkit SB-221 HF Amplifier: Excellent condition with full output Eimac 3-500 tubes. Currently wired for 120 volts and I can change for 240. Has soft key installed, $1,050 Shipped and Insured in the US
See my Excellent feedback here:
https://chat.qth.com/search.php?keywords=kl7am&sid=9b20a9b549471833b3fede8bf65b3bc3; Listing #1760221 - Submitted on 02/26/26 by Callsign KL7AM, Modified on 03/14/26, Web Site: https://kl7am.com/ - IP: 216.137.241.122; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
QRO 2500DX Amplifier: Great condition!
160-10 Meter Amp
1,500 Watts out on 10 meters with 15 watts drive.
Legal limit plus++
$2300 shipped/insured US; Listing #1761954 - Submitted on 03/14/26 by Callsign KL7AM, Web Site: https://kl7am.com/ - IP: 238-196-137-216.mtaonline.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Command HF-2500 Export: Great shape. Legal limit++ output
This is a two tube model
Rear of amp says: Not Intended For Sale or Use in U.S.A
$2200 Shipped Insured USA; Listing #1761210 - Submitted on 03/07/26 by Callsign KL7AM, Modified on 03/14/26, Web Site: https://kl7am.com/ - IP: 216.137.241.122; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Need Plate Tuning Cap Delcon T210: Lookig for the above
Tnx!
KL7AM; Listing #1761365 - Submitted on 03/08/26 by Callsign KL7AM, Modified on 03/14/26, Web Site: https://kl7am.com/ - IP: 238-196-137-216.mtaonline.net; Click to Contact -- Send this Ad to a Friend
FOR SALE - Drake L4B and L4: For Sale - Drake L4B Amplifier and L4 Power Supply $1,200
Both in excellent condition and working perfectly.
1,200 watts output with 100 watts drive.
L4B - Good 3-500ZG tubes, blue LED meter lights, all original-no modifications, send control 12 volts at 10 ma via RCA jack.
L4 - Harbach soft start modification and documentation, new capacitors and boards, quiet cooling fans mounted on cover.
Original Users Manual
Prefer local pick-up near Allentown PA or will drive 100 miles to meet
for delivery. Shipping at buyers expense. Sold as is due to age of electronics, no return available.; Listing #1761927 - Submitted on 03/14/26 by Callsign W3RJ - IP: 24.115.195.165.res-cmts.bgr.ptd.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
NCL 2000 1300W HF Amplifier: Delivers 2000W PEP input or 1300W output from 10-80m. Designed to deliver max power out on 120 or 240v! Uses 2 economical $100 tubes.
Just $599. Local pickup preferred. Shipping extra. Can deliver to Sacramento, SF, SJ, or Reno.; Listing #1761925 - Submitted on 03/14/26 by Callsign K1FIE - IP: c-50-189-24-238.unallocated.comcastbusiness.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend