| The circuit presented, although a simple design, guarantees a prompt and reliable indication of any form of water leak. It is hardly l...
All items tagged with Alarm and Circuit (15)
| Although it has no detector or alarm actuation device of any kind, the present circuit may still function as a deterrent against car thi...
| In this somewhat unusual digital voltmeter, the measurand (voltage to be measured) is digitized in an analogue-todigital (A-O) converter...
| The circuit described here is a car theft deterrent that locks the starting motor until a pre-programmed code is recognized.
| The Type U450B integrated circuit from Telefunken is a tone sequence generator for applications in toys and electronic household utensils...