In this circuit R1 is 56 ohm and R2 is 220 ohm for the 110 V network. SCRs are according to the load. We found it in Philips 1968 documentation.
This power supply originally created for the CB16776E project but can be used for any type of 12 V...
The circuit shown in the figure below is suggested by ON Semiconductor (www.onsemi.com), based on...
Using an RCA CA3035 integrated circuit, this turntable circuit was found in the February 1970...