the sound card is wired with both the l & r inputs tied together. the outputs should not be tied directly together tie the l & r together through 470 ohm resistors
post 23 Dec 2021
PC sound Radio Interface Links →
PG-4S to TH-F6 / TH-G71 Adapter
The computer interface cable, the PG-4P
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It is a simple affair, with two isolation transformers
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Here is a very simple CI-V interface
DuinoVox USB interface
Build digital modes usb interface for ham radio
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The computer interface cable, the PG-4P
It is a simple affair, with two isolation transformers
Here is a very simple CI-V interface
Build digital modes usb interface for ham radio
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