This circuit retriggers when a new pulse arrives. It does this by discharging the capacitor. The circuit is from a documentation from the 80s. The transistor can be any general purpose one.
August 2017 - The new IXYS solid state relay CPC2907B from IXYS is currently in stock at Mouser...
This circuit was found in 1980s American documentation. The transducer is a piezoelectric capsule and the...
Using this circuit a low current switch can be used in the control of heavy duty loads, powered...