Using a DAC038 IC this circuit is from Radio Electronics from May 1983. The circuit must be powered with a 5 V source and uses common operating outputs.
We found this circuit in the September 1971 issue of Radio Electronics magazine. The sensor is an...
Although not using transformers, this amplifier may have difficulty mounting if the original...
No information is given about the transformers in this circuit suggested by Motorola in a 1968...