I found tis circuit in na old documentation from 1958. The circuit uses germanium transistor availble that time and hard to obtain today. The circuit is indicated for phono applications using variable reluctance transducer.
This circuit was found in old publication from 1958. The circuit uses germanium transistor, common in...
This circuit, which appears in other applications on this site, was taken from a 2000...
This circuit is from a Motorola manual generating signals up to 200 kHz. The publication is from...