This circuit is from 1967 General Electric documentation. It uses SUS which are not very common components today. The maximum frequency should not exceed a few kilohertz.
We found this circuit recent English documentation. The circuit uses a common transformer and can...
Found in a 1969 neon lamp publication, this circuit provides two voltages under very-low currents....
The MC1556 integrated circuit is an operational amplifier from Motorola. The circuit is from a...