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

K1EL, K44 Keyboard and CWR: F/S: I have a Very Nice, Well Built and Working Perfectly, K44 CW Keyboard an Reader. Yes, LEDs are in the Correct Order. See Manual, Later K44s had LEDs Reversed, Reading Right (Low) to Left (High), instead of Left to Right. Asking $115.00 Shipped Con48US. All methods of Payment accepted.; Listing #1752490 - Submitted on 12/12/25 by Callsign W1DIO - IP: syn-047-231-033-128.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
For Sale: DVSI AMBE3000 Digital Vocoder: This is a NW Digital Radio - DVSI AMBE3000 Digital Voice Vocoder on USB.
This was a project I worked on to convert analog audio to digital for DStar, Fusion, DMR and I'm sure can be used for other digital audio modes.
Had these 2 laying around and no longer use. Anyone interested selling for $75 each. I pay shipping.
You can google DV3000 and find a few sites where they sell them and talk about their use.; Listing #1752367 - Submitted on 12/10/25 by Callsign KP4TR - IP: 47-196-105-24.fdr02.brnd.fl.ip.frontiernet.net; Click to Contact -- Send this Ad to a Friend
AOR ARD-9000 Digital Voice System: AOR ARD-9000 Digital Voice System.
Brand New in the original box.
$225 OBO shipped; Listing #1752109 - Submitted on 12/08/25 by Callsign KC9RNK, Modified on 12/10/25 - IP: c-67-165-163-70.hsd1.il.comcast.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
Yaesu HRI-200 WiresX (C4FM): WIRES-X" converts inter-node communications to C4FM digital data, allowing transmission of high-quality C4FM audio without audio degradation, even when relaying over the Internet.
　Furthermore, the "smart access function" that takes advantage of C4FM digital data communication provides advanced and superior operability, such as the ability to easily connect to the desired ID by simply searching for and selecting the ID of an active node or room on the radio's screen. In addition to voice communication, WIRES-X allows users to upload and save images, messages, and audio to nodes and rooms. This will expand communication with fellow amateurs. Of course, analog FM is also supported, so mutual communication between C4FM digital stations and analog FM stations is also possible.
Main Features Supports C4FM digital data transmission for high-quality sound and high-speed data transmission Relays C4FM digital. $80.00 Shipped to lower 48. Paypal, USPS M.O.; Listing #1752238 - Submitted on 12/09/25 by Callsign KO4F - IP: 47.210.27.41; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
MFJ 1275 Sound Card Interface For Sale: MFJ 1275 Sound Card Interface For Sale:
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The MFJ-1275 connects your transceiver to
your computer's sound card for operation of
PSK31, RTTY, SSTV, PACKET, AMTOR, CW, and
other modes that require a sound card. No
more unplugging or manual switching for
operating different modes with one radio.
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A PSK/Bypass switch lets you choose normal
operation or digital mode. The sound card
line input switch allows switching of sound
card audio input between the interface box
and another audio source.
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Audio isolation transformers and relays eliminate
ground loops, audio hum, noise and distortion.
Other features include VOX control, serial port,
level controls, stereo or mono input. Internal
jumpers program the mic wiring for different
radios.
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This MFJ-1275 is for the standard 8 pin round
mic plug.
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This unit works as it should, and looks very
close to new. No defects.
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Buy it with manual for $40 plus shipping
from Florida.
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Thanks. 73,
Ken Simpson, W8EK
Voice Phone (352) 732-8400
.; Listing #1752080 - Submitted on 12/07/25 by Callsign W8EK - IP: fl-67-76-85-5.sta.embarqhsd.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
MMDVM hotspots w/2.2 inch color display: For Sale: MMDVM hotspot with 2.2 inch color screen in a smoked plexiglass stand, built on a raspberry pi 3B w/dual hat modem. More than 10 available.
Product Description:
This PlexiSpot is a self-contained digital hotspot supporting DMR, Dstar, P25, NXDN and System Fusion communications. Fully assembled and tested in a rugged plexiglass stand. It has a 2.2” color screen that displays all information about the DMR contact. All that's required for operation is a micro USB (i.e. android phone's power cable) power source and a WiFi based or wired internet connection.
- WPSD Digital Voice Software pre-loaded on micro SD card and easily upgraded via software.
UHF 420-450MHz
VHF 144-146MHz
$159.00 shipped (CONUS) PayPal accepted. Call me to order or for more info.
I will program for you. Contact me for details. 90 day warranty. 30 day return policy (email for RMA); Listing #1752072 - Submitted on 12/07/25 by Callsign KB4OM - IP: 91.90.120.206; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
KPC-3 V8.2 APRS Packet Digi: Selling my fully updated KPC-3. I used this as a stand-alone digipeater and also as an Igate in the KISS mode. Works 100% has the Real Time Clock Module, 512K RAM memory expansion chip and the version 8.2 upgrade chip. Will include serial cable, interface cable for kenwood mobile like TM-D700, 710, 708, etc. $100 shipped. PayPal accepted.; Listing #1751730 - Submitted on 12/05/25 by Callsign AB5CC, Modified on 12/07/25 - IP: 38.141.247.150; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
AEA DSP 1232 UNIT ONLY NO CABLES: AEA DSP 1232 UNIT ONLY NO CABLES $65 Shipped conus zelle only; Listing #1752009 - Submitted on 12/07/25 by Callsign KC4MCQ, Web Site: https://www.qrz.com/db/KC4MCQ - IP: syn-142-197-197-138.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
KANSAS CITY SATELLITE TRACKER BOARD: KANSAS CITY SATELLITE TRACKER BOARD $100 shipped conus zelle only; Listing #1752005 - Submitted on 12/07/25 by Callsign KC4MCQ, Web Site: https://www.qrz.com/db/KC4MCQ - IP: syn-142-197-197-138.res.spectrum.com; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend
For Sale: AEA PAKRATT PK-232: Original PK-232 with cables, manual and original box. Buyer pays shipping. Pick up available in NW Indiana. Unit may need some work as it has a rattle. Not been used for many years. Will take best offer plus shipping cost.; Listing #1751964 - Submitted on 12/06/25 by Callsign KF9XR - IP: pool-184-18-105-201.ftwy.in.frontiernet.net; Click to Contact -- Click Here to View Picture -- Send this Ad to a Friend