The T03DSP High Performance Transceiver with DSP IF processing

Designed by Oleg Skydan UR3IQO

The T-R Switch Board

The T-R switch is used to provide the two lines +12R and +12T with the following voltages:
State +12R +12T
Receiving +12V GND
Transmitting GND +12V
This voltages are used for TX/RX switching. The switching process is controlled by DSP.

The schematics of the Switch board is here.

All materials provided here are copyright by Oleg Skydan. In all cases, materials are provided for the purpose of self education and training in Amateur Radio. No use may be make for commercial purposes without permission of the author. Please send any comments and questions to Oleg Skydan UR3IQO.
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Made in Ukraine