This circuit with a 4046 PLL was found in the December 1989 issue of Radio Electronics magazine. The circuit produces the clicks of a roulette wheel at decreasing speed.
The purpose of this circuit is to 'produce a beam of infrared rays modulated at a frequency that...
The circuit shown is intended for cable testing, providing status indication via LEDs. The number of...
This '90s circuit found in National Semiconductor documentation uses components from the time. |...