The figure shows how to use an LM3914 with a variable range moving point. The circuit has an operating point adjustment.
The audio amplifier presented can use speakers from 8 to 16 ohms, with a power supply from 4.5 to 15...
Found in a Popular Electronics from the 9s, this circuit has output for RS-232 interfaces and current...
September 2016 - can already be found at Mouser Electronics new integrated circuit from Texas...