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

For Sale 2 Eimac 3CX800 A7's: I have 2 Eimac 3CX800A7's for sale. These tubes were replaced by 2 new tubes in a Commander 2500 amplifier. The power output was the same as the new tubes installed. They have been stored in a climate controlled room for a couple of years. No longer need them as spares. Price is
$ 735.00 shipped lower 48 only.
Payment by postal money order or personal check. Tubes will ship once check clears. Thanks, Dennis; Listing #1740416 - Submitted on 08/20/25 by Callsign K4NV, Modified on 10/01/25 - IP: syn-024-196-225-085.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
4cx800 tubes: I have 2 NOS TUBES. $550 a pair. I don’t have PayPal. Postal money order is fine; Listing #1732673 - Submitted on 06/12/25 by Callsign W4HRK, Modified on 09/30/25 - IP: 69.176.24.225.cable.modem.imctv.com; Click to Contact -- Send this Ad to a Friend
western electric 355a and 803 pentode: what is the value of these two tubes luc ve2lgj 73s; Listing #1744670 - Submitted on 09/29/25 by Callsign VE2LGJ - IP: 162.156.230.36; Click to Contact -- Send this Ad to a Friend
Power tubes: For Sale are the following power tubes
10ea 810's. various manufacturers $45 each
2 ea PL-175A $45 each
1ea Amperex (french) 4-400C $45
2ea 4d32's $20 each
or make offer, plus shipping; Listing #1744614 - Submitted on 09/29/25 by Callsign K6ZIV - IP: c-174-160-187-166.hsd1.ca.comcast.net; Click to Contact -- Send this Ad to a Friend
WTB: 3BP7 CRT: Want to buy 3BP7 CRT
I need a 3BP7 either n.o.s. or a working pull with minimum to no
image burn.
Please email me if you have a 3BP7 to sell.
I pay using PayPal.
ed KC2QBK; Listing #1744611 - Submitted on 09/29/25 by Callsign KC2QBK - IP: c-24-0-54-66.hsd1.nj.comcast.net; Click to Contact -- Send this Ad to a Friend
FOR SALE: 2 - EIMAC 3CX400A7/8874 TUBES: These 2 Tubes are last of recent pulls from my Alpha 78 Amp as it was upgraded to 3CX800A7 Tubes.
They are clean, checked out and provided great service. More pics available upon request.
Email or call Ray at (409) 500-2226 after 430pm CST.
Will sell for $300 each + Shipping or BOTH for $550 shipped. Pay Pal F&F, Postal M.O. or personal check Ok-once cleared. Thank You and God Bless! Ray N5SZ.; Listing #1744571 - Submitted on 09/28/25 by Callsign N5SZ - IP: c-73-155-132-207.hsd1.tx.comcast.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Brand new Svetlana 4cx1600u ceramic tube: I have for sale a brand new, still in the box Svetlana 4cx1600u ceramic tube. This is in excess to my needs as I have no use for it. I have had this for several years, unopened. I just opened it to take pictures. $100 plus shipping and PayPal fees, PayPal only unless other arrangements are made.; Listing #1744547 - Submitted on 09/28/25 by Callsign N1DSM - IP: pool-108-34-149-71.prvdri.fios.verizon.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
NOS 6BE6 Tubes (20 Available): I have five *now four* sleeves of 5750 (military-grade 6BE6) tubes available.
All are NOS/NIB/unused and checked.
$25 per sleeve of five + shipping ...I'll make a deal on the remaining four sleeves for $99 shipped.
Payment via USPS "postal" m/o please; Listing #1743056 - Submitted on 09/13/25 by Callsign KJ6NKX, Modified on 09/27/25 - IP: syn-174-083-251-235.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Tung-Sol 26Z5 Tubes - Collins R390: I have two Tung-Sol 26Z5 tubes for Collins R390/390A radios.
Both tubes are NOS (unused), tested.
See photo.
$52 shipped for the pair.
Payment via USPS "postal" m/o please; Listing #1743439 - Submitted on 09/17/25 by Callsign KJ6NKX, Modified on 09/27/25 - IP: syn-174-083-251-235.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
For Sale Eimac 3CX1200A7 Tube number 2: TUBE #2. This is one of the hard to find tubes for the Ameritron Al-1200 amplifier and others. Serial number RJS0018. Sent to Richardson Electronics for testing and the results say "This tube is in good condition, making approximately 88% emission of a new tube and should be serviceable in most intended applications". Can provide tests results upon request. This tube should produce legal limit. I have 2 of these left so keep an eye out for my other listing in case you miss this one. I will take Zelle and will consider other forms of payments. Contact me by email at kk5ky at yahoo.com. Price is $550.00 shipped, double boxed and insured to the CONUS.; Listing #1744348 - Submitted on 09/26/25 by Callsign KK5KY - IP: 96-46-219-200.new.brazosnet.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend