UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Driving a piece of electroluminescent tape in lieu of a magic eye

G6Tanuki · 3rd Dec 2019, 7:57 pm

Or an arc of small green LEDs behind a translucent screen, with that old favourite the LM3914 IC driving them to give a pseudo-representation of a 270-degree 'meter' scale?

[The LM3914/15/16 - though an IC - counts as vintage! NatSemi released it in 1980!]

3rd Dec 2019, 7:57 pm	#11
G6Tanuki Dekatron Join Date: Apr 2012 Location: Wiltshire, UK. Posts: 13,998	Re: Driving a piece of electroluminescent tape in lieu of a magic eye Or an arc of small green LEDs behind a translucent screen, with that old favourite the LM3914 IC driving them to give a pseudo-representation of a 270-degree 'meter' scale? [The LM3914/15/16 - though an IC - counts as vintage! NatSemi released it in 1980!]