This configuration can be found elsewhere in this section. This was obtained from old RCA documentation, using transistors from that time.
A flash of light on one sensor or the touch of your fingers on the other type of sensor will turn...
Found in the September 1992 issue of Radio Electronics magazine. This circuit generates pulses that...
September 2017 - Littelfuse's Polyswitch SMD Resettable PTCs can now be purchased from Mouser...