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

4X150A Pair: Going thru another estate batch of tubes - Pair of vintage 4X150A in nice cosmetic condition.
One is RCA, One is a JAN (CRC). Used. Checked filament continuity, both are good.
No further testing can be done here - As-Is, No Returns.
Offering the pair for $40.00 Shipped (CONUS) - PayPal / USPS MO / Check OK, no ship until clears.; Listing #1725427 - Submitted on 04/10/25 by Callsign W6SDW, Modified on 04/19/25 - IP: syn-076-167-214-226.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
NEW 4CX1500B VTX-X120: NOT USED or pulls. MADE IN USA
Pair of tested 4CX1500B tubes in original Alpha RF box with factory testing documents. Zero Hours = N.O.S.
Asking $1,400 each for an Alpha 8406 or $2,400 for both to use in a Alpha 8410, or swap for two same condition N.O.S. Tested but NEVER USED 3CX800A7 tubes for my 87AR.
Free pickup near Denver, or add actual postage/shipping for elsewhere. Paypal OK if needed ASAP; Listing #1726270 - Submitted on 04/18/25 by Callsign AC0KC - IP: 101-65-42-72.skybeam.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
EIMAC 3CX800A7 CERAMIC TUBE: This tube was purchased as a backup for an amp and only used enough to see that it was good. It was sent for professional testing at D&C Electronics in Florida and exceeded new factory minimum specs. The tube is in like new condition and only shows markings on the Anode terminal that came from the testing. The testing results and photos are available on request. Serial No. JFDD3165. $975 shipped with insurance. I take Postal MO and certified check with clearing.; Listing #1726233 - Submitted on 04/17/25 by Callsign W6XI - IP: ip68-109-162-111.ph.ph.cox.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
F.S. New 3CX1200Z7: I bought this for a project that is not going to happen. It is new and has never seen a socket. More pics available. I have 1000.00 in it. I will sell it and ship it for that. E-mail with questions.
Thank you; Listing #1726134 - Submitted on 04/16/25 by Callsign WB9ZPY - IP: 47-197-127-147.fdr01.brnd.fl.ip.frontiernet.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
123 Good Stuff Radio Tube Lot!: Just getting rid of my overstock on these most
popular recognized tubes for ham radio....
.All in boxes are NIB NEW....
APPROX.40 pcs are 6al5/12al5/6bz6 in bags out
of boxes.
The rest u can read in pic..
Buyer pays $150 via USPS Postal m.o.Includes
USPS CONUS PRIORITY SHIPPING.; Listing #1726123 - Submitted on 04/16/25 by Callsign WN1S - IP: ip24-253-162-135.ri.ri.cox.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
2A3 AUDIO TUBE DRIVER TRANSFORMER: NIB NEW CHICAGO TRANSFORMER CDS-1...
PUSH-PULL PLATES--[two 2A's or similar]
(5000 ohms CT)--to Push-Pull Grids
RATIO--Primary to 1/2 Secondary--3:1
Primary: 10 ma maximum d.c. CT
BUYER PAYS VIA USPS POSTAL M.O. $69 includes
USPS PRIORITY CONUS SHIPPING..; Listing #1726119 - Submitted on 04/16/25 by Callsign WN1S - IP: ip24-253-162-135.ri.ri.cox.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
FS EIMAC 4-400 AIR-SYSTEM SOCKETS: I have available for sale 2 used EIMAC Air-System sockets. The tube sockets are tarnished, but in good physical condition. One for $59 shipped in the USA, or both for $99 shipped in the USA.; Listing #1726095 - Submitted on 04/16/25 by Callsign K3DUA - IP: pool-108-50-43-19.bltmmd.fios.verizon.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
New and Used 3CX400A7/8874 tubes: All tubes tested by:
Richardson Electronics
Brooksville, FL 34614
• NEW PULSE TESTED 4CX400A7/8874 = 100% emission
• NEW: 3CX400A7/8874
S/N TKLD0054 PULSE TESTED 100% $500.00*
S/N SBQD0053 PULSE TESTED 92% $460.00*
• USED: 3CX400A7/8874
S/N BLJD2324 PULSE TESTED 79% $325.00*
S/N BLKB2829 PULSE TESTED 83% $415.00*
• Prices plus shipping
• Tubes original test data supplied for each tube
Since I'm unable to control how these tubes my be used or abused I'm selling them AS IS no returns.; Listing #1725928 - Submitted on 04/14/25 by Callsign W0ZD, Modified on 04/15/25 - IP: c-73-101-20-251.hsd1.pa.comcast.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
4cx800 / Russian GU-74B: New old stock GU 74B manufactured by Svetlana factory in Russa. Tested 100% good. 220$ including shipping in US. Or local pickup in Harrisburg area PA.; Listing #1726028 - Submitted on 04/15/25 by Callsign AK2P - IP: c-98-235-68-63.hsd1.pa.comcast.net; Click to Contact -- Send this Ad to a Friend
For Sale: 2AP1 CRT TUBE: ONE each 2AP1 CRT Tube for sale. In good condition and price is $40.00 plus shipping to CONUS.
I am good on call Book look up as W6BBA on QTH.com. These are rare for use on instruments.
Don't let this one get away.; Listing #1725996 - Submitted on 04/15/25 by Callsign W6BBA - IP: syn-076-032-194-137.res.spectrum.com; Click to Contact -- Send this Ad to a Friend