This electronic rheostat with SCR was found in the June 1964 Radio Electronics magazine. The SCR may be a modern type and the 2W potentiometer may be 470 ohms.
This effect for guitar was found in an English magazine from 1978. The transistors can be the most...
The maximum current of this power supply is 2 A and the output voltage can be set between 6 and 24 V. The...
January 2017 - Texas Instruments' new 16-Bit SAR (Analog to Digital Converter) DC is available from...