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LM3914 Dot / Bar Display Driver

2.05
This 18 pin DIL IC senses analogue voltage levels and drives 10 LEDs, providing a linear display. A pin changes the display from a moving dot to a bar graph.

Availability: In Stock.

Code1+ 5+ 100+
2947£2.05
(£2.46 incl VAT)
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Posted by Tom Davies, Thursday, 22 January 2015 on product LM3914 Dot / Bar Display Driver
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    A:

    This chip only compares signal amplitude. If the signal was split into low, medium and high frequencies first with passive/active filtering you may be able to achieve this using 3 of them. The chip itself doesn’t have any clever way of splitting the signal.

    Posted by Michael Lockhart on Thursday, 22 January 2015

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