On 10/03/2014 02:33, John Rehwinkel wrote:
I'm wondering if the missing center tap connection is internal to the
transformer, not brought out external to the transformer, and therefore not
shown on either the schematic, or wiring diagrams?? It would not surprise me,
although I would think
John
Thank you for taking the photos and posting them. I particularly like
the little reed for calibration.
I was originally going to engrave the panel with high/low frequencies
but opted for a simple 0 - 10 as I was unsure how things would age; I
did realise the need for calibration
Thank you for taking the photos and posting them. I particularly like the
little reed for calibration.
I thought it was clever too, and it works pretty well - it's easy to turn the
dial until the strobe freezes the reed motion. That reflector you found was
just the thing, it looks great.
On 10/03/2014 12:35, John Rehwinkel wrote:
Thank you for taking the photos and posting them. I particularly like the
little reed for calibration.
I thought it was clever too, and it works pretty well - it's easy to turn the
dial until the strobe freezes the reed motion. That reflector you
This is the reflector http://www.ebay.co.uk/itm/120982253359 (all sold now).
Actually the seller relisted it and has four more now. I had guessed you'd
picked up the reflector from a flashgun, those are much nicer, and have the
handy flat perimeter with mounting holes.
The reflector makes
found an old amateur tube maker's website/video, i was curious if any of
the process was similar to how dalibor puts his nixies together:
http://paillard.claude.free.fr/
bonus, nixies in a tool at 14:44
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On Monday, March 10, 2014 12:51:03 PM UTC, Grahame Marsh wrote:
All valve GPS Rx added to my to-do list. But I think a crystal
oscillator or mains frequency derived gate might be easier for the Mk
1. Perhaps a dekatron counter?
Always a good idea! :)
Jon.
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You received this
This is a well known video that we've discussed here several times before. The
techniques used are pretty standard but executed just beautifully and the video
is very well made...
Nick
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