This TTL sequential flasher circuit was found in the January 1981 issue of Radio Electronics magazine. It is powered by 5 V. The frequency can be adjusted by R1.
Although it is a common configuration today, this circuit was taken from an old publication. The...
This circuit with the LM741 operational amplifier can be applied to other operational amplifiers. We...
This version of time light with 12 V lamp and power MOSFET was found in a 2001 publication. Other...