Simple Test Equipment
The circuits above are in html format with the circuits in
jpeg within the pages, but may not be complete, but you may
get ideas, i even don't remember if they worked properly.
Electrometer, Gauss Meter and EMF Meter
Vacuum fluorescent display in VCR
Some may Remember the Very Old Texas Instruments Calculators
with Hard Clicking Keys. They had these Displays too. These are
very Bright and Visible in Sunlight too. A Pleasure to watch.
Nixie clock made by an unknown enthusiast. I put it here
as it is very impressive and nostalgic too
20th Mar 2020
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