This fader or fader was found in a 90s Popular Electronics. The circuit uses transistors that are equivalent to BC548. Input and output cables must be shielded.
Maxim MAX20056B 6 Channel High Brightness LED Controller Maxim Integrated makes available through...
This circuit is an isolated shield for microcontrollers such as the Arduino, MSP430, PIC and...
This circuit was suggested by Sprague Electric in an 80's documentation. The circuit uses a...