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

digital/cat hardwire kit for yaesu ft-: donners digital interface for yaesu 6pin mini-din
1- donners digital interface
2- audio usb dongle (see pictures)
3- serial to USB cable
4- serial db9 null cable
TESTED: this setup will make this radios work any digital mode rtty/psk/cw/ft-x/contestia etc etc, and do cat control with Ham radio deluxe or other softwares on ft-950,ft-1200.ft-857, 891 and similars
$50 plus actual shipping usps
paypal; Listing #1758637 - Submitted on 02/10/26 by Callsign WP4I, Modified on 04/14/26 - IP: adsl-72-50-63-160.prtc.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
FOR SALE: Tigertronics Signalink USB: This Signalink USB sound-card interface is currently configured to use with the Elecraft K3 and KX3 to connect radio to computer for operating digital modes such as FT-8, PSK31, RTTY, and JS8Call, and packet. The Signalink provides its own audio isolation and PTT
control between the radio and computer. The Signalink can be configured to use with
other radios by relocating the wires on the board inside the device.
$85 including shipping.
Payment via VENMO or USPS Money Order; Listing #1764082 - Submitted on 04/04/26 by Callsign WA0TPN - IP: 57-89-181-166.mobile.uscc.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
For Sale: Signalink USB Icom: Im selling my signalink usb that I never used. I set it up and then sold the radio. Its set up for Icom and includes the usb cable and icom cable. Will ship to the lower 48. Asking $90 plus shipping. I do accept paypal; Listing #1764027 - Submitted on 04/04/26 by Callsign KI4SJU - IP: 65.75.254.122; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Microham Cables PRICE REDUCED!: MK-FT-1000MP w/ mic adapter 50.00 shipped in US
DB15 FT-MINI8 45.00 shipped in US Make an offer!; Listing #1751172 - Submitted on 11/29/25 by Callsign N9LAH, Modified on 04/03/26 - IP: 135.164.107.216.cpe.metrocomm.com; Click to Contact -- Send this Ad to a Friend
OpenSpot 1: $129 plus $14 shipping. Works flawlessly.; Listing #1763730 - Submitted on 04/01/26 by Callsign K1FIE - IP: 107.115.29.129; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Signalink USB Digital interface: Tigertronics digital interface, with USB cable and radio interface cable (currently wired for Icom IC910H 8pin DIN.) Clean and in good working order. Asking $80.00 shipped continental US. Preferred method of payment is paypal, venmo or zelle.; Listing #1756728 - Submitted on 01/24/26 by Callsign AB6KX, Modified on 03/28/26 - IP: syn-142-129-173-132.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
MFJ Digital Mode Interface MFJ-1279: MFJ Digital Mode Interface MFJ-1279 Brand New. Never used. 8 pin mc cable internal dip switches for radio configuration. FT8 for a rig without a soundcard. Check them out online. Here ya go. I like these better than signalink. $60 shipped.; Listing #1760436 - Submitted on 02/28/26 by Callsign W1MBB, Modified on 03/26/26 - IP: 23.124.38.7; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
MFJ-1279 Deluxe Sound Card Open Box: This new, open-box MFJ-1279 Deluxe Sound Card Interface is the perfect solution for running FT8 and other digital modes — PSK31, RTTY, SSTV, JT65, and more — on any HF transceiver without a built-in sound card. A step above the MFJ-1275, this deluxe unit packs in everything you need: transformer coupling that eliminates ground loops, hum, and RFI; a direct keying jack for effortless CW or FSK operation; an aux input for connecting external audio devices like a camcorder or VCR without ever swapping cables; front panel switches for monitoring, on/bypass, and VOX/Manual PTT control; and a built-in 1/4" stereo headphone jack. $75 shipped CONUS.; Listing #1760880 - Submitted on 03/04/26 by Callsign W1MBB, Modified on 03/26/26 - IP: 23.124.38.7; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
For Sale: Open spot 4 Pro: For Sale: Open Spot 4 Pro with charger. It performs with no issues I'm selling it for another Ham. Asking $255.00 + shipping. If you purchase and are in a reasonable driving distance I will meet up.; Listing #1761048 - Submitted on 03/05/26 by Callsign K4LOB, Modified on 03/22/26 - IP: 151.sub-97-221-14.myvzw.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Elecraft P3 Panadapter - w/ k3 cables: Elecraft P3 Panadapter - Works great with cables
$579 delivered - check, Zelle, PP FF ok.
This is a very nice P3
Comes with standard k3 hookup cables, and manual.
If you need the special cable for a k3s,I have those in another listing.
I have a matching K3 in another listing.
Very Good condition..
I use one of these every day,and this one is not needed in my shack.
These have been discontinued at Elecraft.
Comes with manual and cables as shown.
This can also be used with a non Elecraft radio,and you may need to make up special cables.
I also have another P3 with VGA that will list ASAP.
Please see pictures for more details.
Local pickup is also fine.
I can be reached through email if you have questions about this unit.
Larry K6RO; Listing #1762574 - Submitted on 03/20/26 by Callsign K6RO, Web Site: http://www.K6RO.com - IP: 209-76-88-34.raymorgan.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend