Ham Radio Internet Remote Base Audio Interface

The Experiment: In this experiment were going document the Audio Interface used with the Ham Radio Raspberry Pi Internet Remote Base experiment.

Table of Contents
1. Schematic
2. Prototype
3. Notes
4. Conclusion


Schematic:

ham-radio-audio-interface-raspberry-pi-remote-base-rig-controler-serial2tcp-voip-icom-yaesu-kenwood-pcc-2000
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Prototype:

ham-radio-audio-interface-raspberry-pi-remote-base-rig-controler-serial2tcp-voip-icom-yaesu-kenwood-pcc-2000-photo
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Notes:

Parts:
1. 4(four) 1k Resistors
2. 2(two) 1k potentiometer
3. 2(two) 10uf Electrolytic Capacitors
4. 2(two) Audio Transformer (Radio Shack)

Note: The above Audio Interface does not pass a ground connection between the equipment connected. If a hum is heard in the Audio, an external ground wire will need to be installed between the equipment connected.

The circuit was tested on the Ham Radio Raspberry Pi Internet Remote Base experiment.

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Conclusion:

None
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