GRE PSR-282![]() It's not too difficult to equip the GRE PSR-282 with a discriminator output. The receiver IC can be located underneath the 10.245 MHz crystal. It's a 3361, with the unfiltered auio at pin 9. There is no need however to solder to this IC. Pin 9 has a direct connection with test point TP5. PSR-282
![]() ![]() Test point TP5
The connection to TP5
Follow the next steps to make a discriminator output:
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