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

FS: UNGAR 1236-S SOLDERING IRON: For Sale: UNGAR Model 1236-S soldering irons in package.
Modular "S" for #750, 776, 777 Handles.33 Watts 120vac/dc.
Pyramid type Iron Clad tip.
See my ads for many other types of UNGARS, too.
$13.00 each: $29.00 for all three plus $4.95 USA Shipping for one or more.
Add a matching Ungar handle for another $7.00.
Your check or USPS MO. I am gd in QRZ.
PayPal is OK, too. Use: jtg4300 at yahoo.com
Will combine shipping, where possible.
See my Feedback and other ads for Simpson, Drake, RF Connectors and other gear.
Just let me know that payment is on the way and I will ship and get you the Tracking number.; Listing #1751884 - Submitted on 12/06/25 by Callsign WA1BRI, Modified on 02/01/26 - IP: 47-199-186-130.fdr01.stgr.fl.ip.frontiernet.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
FU-728F Ceramic tube: Removed from an OM 2000+ amplifier that I no longer have. This tube was producing about 1200-1400 watts when removed, so it still has some life in it, would be a great back-up. no returns.
$250 shipped, Check or PP F&F; Listing #1757605 - Submitted on 02/01/26 by Callsign W5RJJ - IP: ip-67-209-218-72.bacavalley.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Raytheon 5703WA Triode ( Lot of 3 ): Subminiature Triode - NOS - Unmolested, original full length leads.
Tube data available on Internet…
Offering as collectables - hence As-Is / No Returns - no testing performed.
Price: ( Lot o 3 ) $20.00 Shipped ( CONUS ); Listing #1756745 - Submitted on 01/24/26 by Callsign W6SDW, Modified on 01/31/26 - IP: syn-076-175-204-014.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Sylvania JHS 5718 - ( Lot of 3 ): Subminiature Triode - NOS ( 1952 ) in their original cartons.
They have unmolested, original full length leads.
Tube data available on Internet…
Offering as collectables - hence As-Is / No Returns - no testing performed.
Price: ( Lot o 3 ) $20.00 Shipped ( CONUS ); Listing #1756747 - Submitted on 01/24/26 by Callsign W6SDW, Modified on 01/31/26 - IP: syn-076-175-204-014.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Wanted: Eimac SK-406 Chimney: Looking to buy 4 ea. Eimac SK-406 chimneys.
Please let me know what you have. Thanks for looking.
WILL NOT RESPOND TO DIRECT EMAILS - DON'T BOTHER!!; Listing #1755588 - Submitted on 01/12/26 by Callsign N6ELO, Modified on 01/29/26 - IP: 174.sub-97-131-154.myvzw.com; Click to Contact -- Send this Ad to a Friend
For Sale 2 new 4-400 tubes: best offer N7AMK; Listing #1757153 - Submitted on 01/28/26 by Callsign N7AMK - IP: 216.24.59.39; Click to Contact -- Send this Ad to a Friend
KENRAD VT-231 6SN7GT $85 plus shipping: Used tube. Tested good.; Listing #1757147 - Submitted on 01/28/26 by Callsign K5DKZ - IP: syn-076-183-146-186.res.spectrum.com; Click to Contact -- Send this Ad to a Friend
7 6146 tubes $95 plus shipping: Box of seven 6146 tubes of various manufacture. All made in USA. All test good.; Listing #1757146 - Submitted on 01/28/26 by Callsign K5DKZ - IP: syn-076-183-146-186.res.spectrum.com; Click to Contact -- Send this Ad to a Friend
CETRON 572B/T160L: USED TUBE tested good. $50 plus shiping; Listing #1757102 - Submitted on 01/27/26 by Callsign K5DKZ - IP: syn-076-183-146-186.res.spectrum.com; Click to Contact -- Send this Ad to a Friend
572B TUBE NEW from RF PARTS: NOS white base $50 plus shiping; Listing #1756906 - Submitted on 01/26/26 by Callsign K5DKZ, Modified on 01/27/26 - IP: syn-076-183-146-186.res.spectrum.com; Click to Contact -- Send this Ad to a Friend