This signal multiplexer circuit for early low-frequency oscilloscopes was found in the May 1977 issue of Radio Electronics magazine. The circuit requires a symmetrical source.
This circuit is suitable for testing motor starting capacitors. Capacitors from 2 to 8 uF are...
This circuit was obtained from my Mechatronics Sourcebook, published in the United States. In it...
This circuit was obtained in a 1967 General Electric manual. The circuit applies to other triacs....