Found in an old Popular Electronics this circuit appears in other variations on this site and in this section. It uses a 7-segment common anode LED display as an indicator.
This is a typical application circuit of a 565 PLL. The circuit is suitable for selecting a 67 kHz...
What this circuit does is change the logic level of a signal thus serving as a different logic...
May 2017 - Mouser Electronics is announcing the availability of Omron's new 2JCIE-BL01 environment sensors for...