[time-nuts] Worlds first time code generator and ultimate decoder
Don Latham
djl at montana.com
Mon Aug 11 18:31:57 UTC 2014
So who could afford Brush paper? I had hundreds of feet of adding machine
paper (cheap!)
If your fingers ain't purple, you ain't doin' science...
Don
Chuck Harris
> It only appeared that way if you were using the wrong paper for the
> chart recorder. Those that had needles that moved in an arc also had
> chart paper that was ruled using lines in the "T" axis, and arcs in
> the "X" axis.
>
> -Chuck Harris
>
> Max Robinson wrote:
>> The issue of the recording stylus apparently moving backward along the time
>> axis
>> shouldn't be a mystery to anyone who remembers the old Brush (brand name)
>> galvanic
>> chart recorders. The pen tip moved in an arc rather than rectilinear and
>> for slow
>> paper movement the graph appeared to move backward in time. I have no idea
>> exactly
>> how virtual stylus works in decoding these recordings but it seems possible
>> that they
>> could account for the recording stylus being moved in an arc rather than a
>> straight
>> line.
>>
>> Regards.
>>
>> Max. K 4 O DS.
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--
"The power of accurate observation is commonly called cynicism by those who
have not got it."
-George Bernard Shaw
Dr. Don Latham AJ7LL
Six Mile Systems LLC
17850 Six Mile Road
Huson, MT, 59846
mail: POBox 404
Frenchtown MT 59834-0404
VOX 406-626-4304
Skype: buffler2
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