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

Want: 400 hz cw filter fits cubic 103: Long shot Looking for a cw filter that fits the swan cubic communication corp Astro -103Bx Hf transceiver. This was made by network sciences and is a 9.01 MHz IF at 400 hz bandwidth filter.
Email price. Condition and a photo. Good on QRZ.; Listing #1764558 - Submitted on 04/09/26 by Callsign K9UR - IP: c-68-50-9-236.hsd1.in.comcast.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
FS. CW filter for Kenwood TS-520 series: I have a working pull cw filter from a Kenwood Ts-520. This is the YG-3395C filter by Trio-Kenwood. Price is $80 shipped. See photo. Guaranteed working. Email me. I accept Zelle e-payments.; Listing #1764557 - Submitted on 04/09/26 by Callsign K9UR - IP: c-68-50-9-236.hsd1.in.comcast.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Motorola R-390A HF Receiver - Excellent: For sale is a Motorola R-390A/URR receiver SN#448 in very good operating
and cosmetic condition.
The R-390A is a classic U.S. military HF communications receiver known for
it’s rugged construction, exceptional sensitivity, and outstanding selectivity.
This receiver covers approximately 0.5 to 32 MHz and is widely respected
among vintage radio collectors and HF enthusiasts.
This receiver has been restored and is in great condition!
Features
* Frequency coverage 0.5 - 32 MHz
* Multi-conversion superheterodyne design
* Heavy-duty military construction
* Classic vacuum tube design
* Highly regarded among vintage HF receivers
Due to weight, local pickup is preferred, though I will be traveling from Iowa
to North Carolina on April 16, and I will attend HamVention in Xenia on May 14-18
and could deliver along the route.
$1,250 No shipping. Payment via VENMO, USPS Money Order, or cash with local pickup.; Listing #1763804 - Submitted on 04/01/26 by Callsign WA0TPN, Modified on 04/08/26 - IP: 199.101.219.150; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
HealthKit HM-2140A HF SWR Meter - Good: FOR SALE is a Heathkit HM-2140A in good operating and cosmetic condition.
This classic HF wattmeter and SWR meter features cross-needle display that
allows simultaneous reading of forward power, reflected power, and SWR.
Covers the HF amateur bands and is a useful accessory for any HF station.
Specifications:
* Frequency range: 1.8 - 30 MHz
* Cross-needle meter display
* Reads forward and reflected power
* SWR measurement
* Power ranges: 200W/2000W
The cabinet and meter faces are in good condition.
$ 175 includes shipping
Payment via USPS Money Order or Venmo; Listing #1764398 - Submitted on 04/07/26 by Callsign WA0TPN - IP: 199.101.219.150; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
WANTED RBL-5, 6 or R-1401 VLF RECEIVERS: I would like to find a National RBL-5 or RBL-6 or a Watkins Johnson R-1401. These are all vlf receivers.
Thanks very much
Dave; Listing #1764357 - Submitted on 04/07/26 by Callsign N2ZWX - IP: 129.sub-174-231-48.myvzw.com; Click to Contact -- Send this Ad to a Friend
FS: UNGAR SOLDERING IRON-1235-S: For Sale: UNGAR Model 1235-S soldering iron Heater in package.
Get ready for Winter projects.
Modular "S" for #750, 776, 777 Handles.
33 Watts 120vac/dc; Takes 1/8" tips.
800F./427C.--Have only two left of this model.
I have many other types of UNGARS, too.
Email me or see my other QTH ads for more.
$9.00 each: $15.00 for both plus $4.50 USA shipping.
Add a matching Ungar handle for another $7.00.
Your check or USPS MO. Or PayPal to: jtg4300 at yahoo.com
I am gd in QRZ.
Will combine shipping, where possible
See my other ads for Simpson, Drake, and other gear.
Your check or USPS MO; I am gd in QRZ.
Just let me know that payment is on the way and I will ship and get you the Tracking number.; Listing #1751881 - Submitted on 12/06/25 by Callsign WA1BRI, Modified on 04/05/26 - 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
Hallicrafters S-106 Receiver: Hallicrafters S-106 receiver in VGC. All of the paper caps have been replaced, all of the bad tubes have been replaced, and a new polarized cord has been installed. As with all vintage equipment there are no returns. Please feel free to contact me with any questions. More pics are available I'll sell the S-106 for 85 shipped conus. PayPal preferred for payment.; Listing #1764156 - Submitted on 04/05/26 by Callsign WV9R - IP: c-67-173-66-205.hsd1.il.comcast.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Hallicrafters S-38 receiver: Hallicrafters S-38 receiver from an estate. When plugged in the dial lamp lights and I was able to receive stations on the broadcast band. As with all older equipment it could benefit from a recap and alignment. No returns FCFS. Please feel free to contact me with any questions. More pics are available. $45 plus shipping, PayPal preferred for payment.; Listing #1764155 - Submitted on 04/05/26 by Callsign WV9R - IP: c-67-173-66-205.hsd1.il.comcast.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Heathkit HO-10 monitor scope: HO-10 monitor scope in nice condition. The scope lights up when turned on and the front panel controls appear to function correctly. No other testing was done. As with all older equipment it could probably be improved with some caps being replaced. No returns FCFS. Please feel free to contact me with any questions. More pics are available. $75 plus shipping PayPal preferred for payment.; Listing #1764154 - Submitted on 04/05/26 by Callsign WV9R - IP: c-67-173-66-205.hsd1.il.comcast.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Beautiful Panosonic RF 2900: well like it says a beautiful panosonic rf 2900'Receives great,if you know what this is then you know it was a great sw receiver.Digital readout or dial,yes it will receive ssb/cw well.2 rates of tuning.OK I am asking $125.00 plus shipping which will not be much.my e-mail and phone is on the ad.73 es thank you.; Listing #1763912 - Submitted on 04/02/26 by Callsign W5JMW - IP: syn-067-010-096-041.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend