This circuit was obtained from an 80's Radio Electronics. The circuit decodes “scrambled” or sinusoidal encoded signals by providing an audio signal at the output.
August 2016 - It can be obtained from Mouser Electronics the new temperature and humidity sensors from...
When the sensor X1 is opened, the relay is energized. When waiting, the current drained is very...
November 2016 - Vishay's new proximity sensors VCNL4100 for display presence and activation,...