Based on NXP 74HC logic, this circuit can be adapted for various uses. The circuit can also be used with 12V power, and the circuit replaced with a common 4046 PLL.
This circuit uses comparators equivalent to LM339 to generate signals of two waveforms whose...
A Reset-Set flop-flop capable of directly controlling a relay or other power load can be...
The circuit shown here can be used to produce low-frequency sine wave signals from CMOS logic. The...