The figure shows how to use the LM3914 Bargraph with an external reference voltage source. The reference cannot be greater than the supply voltage.
In the figure we have the simplest configuration with a voltage regulator transistor. The voltage...
This circuit originally came out in a Budget Electronics from 1981. The American magazine no...
This circuit was found in an Electronic Design from the 80's. It shows how to use a MOSFET driver with...