The 3002 Sound card USB interface
The SB3002 is an Sound card and PTT adapter / audio interface swith USB connection, compatible with the vast majority of modern digital communications programs that use the computer's sound card.
To avoid feedback and ground returns, the audio and PTT signals are fully isolated, includes audio transformers independent for TX / RX and optocoupler for the PTT Control
includes cable to the radio and the computer
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