This miniature railway control circuit was found in an English documentation from the 1980s. The integrated circuit is an operational amplifier.
June 2017 - The new TE Connectivity FSJMI series of illuminated tactiles switches is now available in Mouser...
The frequency of this oscillator depends on the capacitors and typical values for the resistors are 10...
This circuit of a Popular Electronics is intended to control a wiper. The circuit consists of a...