This circuit for controlling high power LEDs (up to 2A) is from a General Electric documentation from 1970. The circuit serves to modulate a transmitter in PWM. The circuit serves as a shield.
May 2017 - The new series of new polymer conductive capacitors from Panasonic OS-COM is already in...
This alarm circuit was found in a 1989 Poptronics, but all the components used are common, as the...
We found this preamplifier for recording heads in a 1980s documentation. The circuit can be used...