This circuit is intended to trigger SCRs on the positive half cycle for solenoid control. The circuit is from the 1967 General Electric SCR Manual.
This amplifier for recording heads was found in a Radio Electronics from September 1963. The...
A negative floating regulator capable of supplying an output voltage of -100 V with regulation of 20 mV for...
This circuit allows controlling a LASER pointer with an input logic signal. R has 10 ohm for 3 V...