Just a quick note...

HP was quite proud that scales for their precision meters were individually 
produced
for each movement on a custom made servo controlled photographic calibrator.

An archive might be nice but won't provide the meter accuracy of the originals 
produced 
for each unit.

Jerry


Message: 2  Date: Tue, 12 Oct 2010 09:29:19 -0400  
From: paul swed <paulsw...@gmail.com>  
Subject: Re: [time-nuts] Meter face for HP-4805A  
To: shali...@gmail.com, Discussion of precise time and frequency measurement 
<time-nuts@febo.com>
Didier,  Its subjective then. If its bad enough you take the risk because you 
do know  the process 
will degrade the scale. Essentially when its time to do it you  will. So the 
good news is this. 
With todays tools you can very accurately reproduce the meter scale. I scan 
them at 1200 dpi as 
I just did for the  dymec. I prefer bitmap over jpeg for storing them. 
Additionally with the 
various paint programs that seem to come on every pc today you can always fix 
issues pretty easily. 
Then print to your favorite material which most likely is a white picture 
material. (I like it 
because  its a bit thicker and more stable) Though good quality paper  is 
excellent also.    
Hmmm maybe we should send our meter scans to K4BB repository. Heck he has rom 
images.  
Regards Paul. 

     
  
    
   

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