OT sockets for Nixies

Dave McGuire mcguire at neurotica.com
Sun Dec 23 01:47:03 CST 2007

On Dec 22, 2007, at 2:35 PM, Alexandre Souza wrote:
>> To actually drive the tubes. you need something that
>> can handle the volage/current. Use MPSA42 transistors
>> - they're cheap, about 8 cents each. One transistor
>> per cathode. Tie the anode of the tube to the power
>> source of 200v or whatever. Connect each cathode to
>> the collector of a MPSA42, tie the emitters all to
>> ground. To drive a segment, drive the base high
>> through a 33k resistor.
>    Now if only I could find some nixie tubes... :o)

   Good heavens, man.  There are gazillions of them on eBay on any  
given day.


Dave McGuire
Port Charlotte, FL
Farewell Ophelia, 9/22/1991 - 7/25/2007

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