This circuit is suggested by General Electric in 1966 documentation. The Triac must match the engine. The resistors depend on the triac's sensitivity to firing.
This continuous wave transmitter (CW) can send signals in the 30 to 100 MHz band, depending on the...
This basic circuit can be used in signal followers and other applications where an RF signal is to be...
This circuit was found in an English magazine from 1973. The magazine no longer exists, but the...