| In the article entitled `Phasing` (Elektor No. 6) mention was made of the analogue shift register type TCA 590. Unfortunately, this parti...
| In the article entitled `Phasing` (Elektor No. 6) mention was made of the analogue shift register type TCA 590. Unfortunately, this parti...
| The Elektorscope is a dual-trace general purpose oscilloscope for the home constructor. In this design the accent has been placed on reli...
| Sound effects are always popular. One of the most popular effects for `livening up` disco- shows, films, etc., is the (police) siren. T...
| DIN case Mentor Electronics are supplying a new DIN case (Series 940) size 96 mm x 48 mm suitable for housing digital panel meters, smal...
| English Electric Valve Company Limited announces the first practical electronically tuned magnetron. Original EEV research, sponsored by...
| Al bar is an ultrasonic movement detector, based on the Doppler effect. It uses only one ultra- sonic transducer as both transmitter an...
| Several readers have asked us to design a good metal detector. When our `research and development` group took a closer look at the prob...
| Relatively few components are used in this eggtimer. The `boiling time` is automatically determined according to the size of the egg an...
| The washing machine starts to leak while you`re watching TV .... Or the freezer fails and you don`t notice it for a day or two .. Or th...
| A circuit for producing a calendar display using the pulses from a digital clock has already been described in Elektor 8. This design p...