| This simple circuit can be used as a party trick which should completely flummox anyone who has little knowledge of electronics
| This simple circuit can be used as a party trick which should completely flummox anyone who has little knowledge of electronics
| This simple circuit can be used as a party trick which should completely flummox anyone who has little knowledge of electronics
| The steady fall in the price of LEDs now makes it an economic pro- position to construct an X-Y display using a LED matrix. Two UAA I...
| Redifon Telecommunications have just released a complete new range of versatile communications receivers designed to fulfil all oper...
| There are numerous applications requiring the use of an audio delay line, for example phasing and vibrato units, echo and reverberation unit...
| Many circuits, especially digital systems such as random access memories and digital clocks, must have a continuous power supply to ensure...
| Many circuits, especially digital systems such as random access memories and digital clocks, must have a continuous power supply to ensure...
| Low-distortion spot-frequency sinewave generators are extremely useful for carrying out distortion measurements on audio equipment. Unfortun...
| This 288 MHz generator was designed for use in a transverter (transceiver converter) to allow a two-metre ( 144 MHz) transceiver to operat...