Quote:
Originally Posted by G6Tanuki
I remember those DIL-packaged sets-of-LEDs - I built a battery-condition indicator for one of my cars using one of those and a chip - LM39something - that was specifically designed as a driver for such applications - there were 2 versions, one log, the other linear; the log ones were invariably used as level/drive-indicators in recording applications and transmitter modulators.
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LM3914 linear, 3915 log, up to 10 could be cascaded, they were fun