This circuit is from a 1978 magazine Radio & Electronics Constructor, but it can be assembled with 1N4004 diodes and TIC106 SCRs for motors up to 1A. The transformer has a secondary 12 V x 1 A.
This circuit may be modulated by a very low frequency signal, for example to obtain the vibrato...
This emitter follower simulator circuit was obtained in a 1964 documentation. The circuit can be...
This circuit has a frequency range of 30 Hz to 100 kHz with an output signal of 1 Vrms. We found...