-40%
1 X NL-820 National Electronics Symbol Nixie Tube NL 820 NL820
$ 13.2
- Description
- Size Guide
Description
The NL-820 is a clear glass numerical side view nixie tube manufactured by National Electronics. It can display symbols M, K, C, and one other that can't be tested since we can't determine the pinout. This is a suitable replacement for any NL-820 (nixie) tube type and others.
All symbols but one on each Nixie have been tested prior to listing.
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umeric
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ndicator e
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perimental-1) The first electronic digital readout. Developed by Burroughs in the 1950s, a Nixie tube is a vacuum tube filled with neon that contains 10 wires formed in the shape of the digits 0 through 9. The wires are attached to cathodes on one end and a wire mesh anode on the other. When voltage in the range of 170 to 250 volts is applied to the wire, it glows. Nixie tubes gave way to LED displays in the 1970s. Commonly used in present day for Nixie Tube Clocks.
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