The figure shows how to use the LM3914 bargraph with expanded scale. The circuit has two adjustments determining the extremes of the LED excitation scale.
What sets this circuit apart from the previous one is the use of only one push button. The circuit...
The filter shown in the figure, using only an operational amplifier, is characterized by allowing 1...
This circuit controls the brightness of incandescent lamps up to 400 W for the TIC226 series...