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TI-45: Rejuvenation of a faded VFD-Display
06-08-2021, 07:27 AM
Post: #9
RE: TI-45: Rejuvenation of a faded VFD-Display
(06-07-2021 07:06 PM)dhe Wrote:  Any chance of getting a picture of the back with the power supply connected?

Here you go. The filament usually is connected to the outermost two terminals of a VFD and can easily be verified by measuring the resistance (should be < 100 Ohm). Since it is only a wire polarity is irrelevant.

Patrick

   
   
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RE: TI-45: Rejuvenation of a faded VFD-Display - Pjwum - 06-08-2021 07:27 AM



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