Found in the November 1999 issue of Electronics Now magazine, this circuit generates a 6.67 Hz signal from a 4.1952 Hz crystal.
This non-regulated power supply uses a single secondary winding transformer. The secondary voltage...
In the figure we show how to connect a power MOSFET to the output of a CMOS function to control a power...
This simple photometer uses a 1 mA milliammeter and a common phototransistor. The circuit has its...