We found this circuit in the October 1987 Radio Electronics magazine. The circuit uses a 1-to-1 turns ratio pulse transformer to trigger the Triac.
This oscillator can be controlled by light if we use an LDR as a sensor, or by temperature, if we...
November 2016 - The new wireless power modules for use in wearables from Semtech can now be...
This circuit supplies voltages from 6 to 18 V with a maximum current of 2 A. We found it in a...