| The logic gate type MC 14530 (and its equivalents) is not used very much. This `dual, five-input majority gate` is, however, intriguing. Amo...
| The logic gate type MC 14530 (and its equivalents) is not used very much. This `dual, five-input majority gate` is, however, intriguing. Amo...
| For some years now the. 3089 limiter/demodulator IC has been an industry standard for use in the IF stages of FM receivers. This IC has feat...
| The E300 and E310 are well-known types of JFET, which have often been used in Elektor projects. Recently however, these two old `workhorses`...
| Constant water temperature is vital for tropical fish. The electronic thermostat described in this article will maintain the temperature wit...
| Remote control of up to a dozen separate systems can lead to some confusion in the hardware. The main feature of the project described in th...
| Don`t ask us what the following circuit is intended to be used for -although we have no doubt that there must be some application for it. Th...
| Missing link. Single board microcomputer. Relays and more relays. Solid-State software! Combined oscilloscope and digital multimeter. UK lau...
| In the first three parts of this series we have discussed the possibilities of BASIC in general, as a programming language for computers. I...
| Our remarkable sense of pitch. Cassette Recorder with a brain. This is your computer speaking. 15 kHz is enough for Golden Ears!
| The circuit described here is a versatile timer/controller, capable of switching 4 separate outputs on or off at 4 pre-programmed times ev...