| Although digital alarm clocks have been around for years, most of today’s off the shelf products suffer from serious design limitations. For...
All items tagged with digital and Alarm (4)
| 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.
| for alarm extension The "alarm extension" described in the September 1983 issue of Elektor, when used with a telephone cannot make a clear d...