This sensitive motion sensor with inductive sensor was found in a 90s Elektor. The circuit uses only transistors to activate a buzzer.
This circuit was obtained from a 1971 Electronics Hobbyist. The circuit can still be mounted using...
June 2016 - can already be obtained from the Mouser the Texas Instruments DRV10964 along with...
March 2017 - Mouser Electronics is sourcing the new Bluetooth Driver CC2564 from Texas...