The circuit shown in the figure can be used on a data transfer bus using an appropriate family integrated. The circuit is TTL technology and must be powered from a 5 V supply.
This circuit was found in a March 1988 Radio Electronics. The voltage scale is set at R3. 19 LEDs...
This is a VU-meter bargraph with up to 7 LEDs according the Power supply voltage. Adjusts are made by...
August 2017 - Texas Instruments' new integrated circuit BQ25872, a 7-A keyed battery charger with...