We show an oscillator that produces rectangular TTL signals based on inverters. Inverters can also be designed with standard NOR or NAND gates. The circuit must be powered by 5 V.
Using a MAX644 this circuit was found in the April 1989 issue of Radio Electronics magazine. The...
The purpose of this circuit is to emit infrared pulses. However, LEDs for visible light can also...
This circuit was obtained from a Texas Instruments 1985 document. The circuit is powered by 1.5 V...