My Audio Probe / Signal Tracer is based on this circuit. The difference being that I use an a oscilloscope probe as an input and an old Sansui HIFI amplifier (with one channel broken) as an output.
My Audio Probe / Signal Tracer is based on this circuit. The difference being that I use an a oscilloscope probe as an input and an old Sansui HIFI amplifier (with one channel broken) as an output.