This Texas Instruments circuit is from the 80's. However, it can be implemented with modern operating systems. The power supply must be symmetrical.
We found this circuit in 1964 General Electric documentation. The circuit works with mechanical...
March 21, 2016 - Mouser Electronics, Inc. is now stocking the WGM110 Wizard Gecko Wi-Fi module...
The relay used in this circuit must be of the sensitive type with a trigger current less than 10...