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.
Found in a1967 Ferranti documentation, this circuit uses an operational amplifier from that time....
May 2017 - ROHM is announcing the availability through Mouser Electronics of a broad line of fast...
This circuit was adapted from an Italian publication that no longer exists. This is “Onda Quadra”...