Bruces TPU stethoscope replication. @69Atho

Bruces TPU stethoscope replication. @69Atho

Uploaded February 2017 | Updated September 2026, 3 days ago

A replication of Bruce TPUs stethoscope circuit,on OU.com
No success in getting the LED to light,regardless of trying many different types of inductors,duty cycles,and frequencies.

Bruces TPU stethoscope replication.

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Bruce's TPU stethoscope replication.