[time-nuts] Subject: Re: Meter face for HP-4805A

paul swed paulswedb at gmail.com
Tue Oct 12 16:49:59 UTC 2010


Jerry thanks and completely understand. But then again a meter with 50% of
its scale missing isn't all that useful either. Its all relative.

On Tue, Oct 12, 2010 at 11:11 AM, <gsteinba52 at aol.com> wrote:

>         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 &lt;paulswedb at gmail.com <lt%3Bpaulswedb at gmail.com>&gt;
> Subject: Re: [time-nuts] Meter face for HP-4805A
> To: shalimr9 at gmail.com, Discussion of precise time and frequency
> measurement &lt;time-nuts at febo.com <lt%3Btime-nuts at febo.com>&gt;
> 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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