The MAXIM device uses BiCMOS technology, so the I/O pins are probably NPN
devices and should be more tolerant of voltages above 76 VDC.
It's best to follow the datasheet for all possible operating conditions,
but I think you could use a bleeder resistor across the MAX6921 pins and
GND.
First, m
looks like all I have is a 5U4GB in a Motorola box, but it's a used Zenith
tube. The empty box would be easier to mail, eh?
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And I should have stated as this is just for display, I'm only looking
for tubes in their original numbered boxes, and nothing will be sold
Empty numbered boxes from the list also welcome.
Tester photos:
https://www.flickr.com/photos/32165280@N02/albums/72157674341385913
On Sunday, Ma
On Monday, February 26, 2018 at 2:49:00 PM UTC, John Snow wrote:
>
> What driver chips have you used besides 7441 or 74141 in direct drive mode
> for your Nixie projects?
>
> I've used Max69** chips with VFD projects but have not found a good Nixie
> driver chip yet.
>
I've just hooked up a MAX
I'm trying to fill the slots in my drug store tube tester. Through some
lucky finds and some gracious donations, I've filled over 200 of the ~400
slots.
Here is my list:
https://drive.google.com/open?id=0BwUiE-766SEkN0otQk9pVGo0TmM
These are mostly otherwise useless TV tubes. Accepting donati
