Low cost sound card for data modes - Amateur radio tips and how-to guides
SC1:: PC sound card interface
Unified Microsystems: SCI-6 PC Sound Card Interface Kit, and more for ham radio operators!
Soundcard Interface
Sound Card Interface
Quick Setup Guide for Winlink VHF/UHF Sound Card Packet on Windows with UZ7HO Soundmodem Software TNC
Work the world with Echolink
Sound Card Packet Radio Cheap!
What cables do I need for packet radio using my sound card to this radio? It's a yazeu ft65r. This is the connector from my speaker mic attachment. : r/amateurradio
Soundcard Interface withTone Keyer for PSK31, SSTV, RTTY, AGW Softpacket
Unified Microsystems: SCI-6 PC Sound Card Interface Kit, and more for ham radio operators!
Sound Card Packet Interface by KD5ZUG
Sound card packet modem • AmateurRadio.com
Packet: An Overview
The Sound Card, Heart of Digitial Operation - Nashua Area Radio Society