Using the 4001 integrated circuit, this latching relay can employ any general-purpose transistor. The power supply is according to the relay with voltage up to 12 V.
Circuits and devices can be tested using the tester. The visual indication of the state of the...
November 2016 - The new OLED modulator for displays with 2 x 16 format can be obtained from Mouser...
This circuit was found in an American publication from 1968. The transistors are from the time,...