All items tagged with LED and Elektor (32)

Variegated LED

1-07-1991 | When the control voltage at the Input of the circuit is varied from 0 V to +12 V, the LED will first light up green and then gradually, via...

microprocessor-controlled frequency meter (part 0) - an introduction to an exceptional project featured next month in Elektor

by Elektor Team

1-12-1984 | an introduction to an exceptiona1 project featured next month in Elektor Features â– microprocessor-controlled â– auto-rangin9 â– alphanu...