This circuit is from an1966 General Electric documentation. The Triac can be equivalent to 6 A or more, mounted on a good heatsink. Any diac can be used.
July 2017 - Mouser Electronics announced the availability of the new NXP MRFX1K80 RF LDMOS...
Other CMOS gates can be used in this sensor, which we found in the July 1995 Electronic Now...
This circuit is from a 1978 publication, and the integrated diode bridge can be replaced by...