This circuit was obtained in a 1967 General Electric documentation. It alternately fires two xenon lamps in a signaling system. Observe the high continuous supply voltage.
The output voltage is adjusted by the trimpot. The power transistor mist be mounted on a heatsink. The 3.9...
Originally, this circuit is from an English magazine, but I found it in Argentina's Radio Chassis...
The previously mentioned versions of monostable multivibrators in this section are not...