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Subject: Re: [time-nuts] Scanning darkly
If all the others' suggestions fail, try photographing with a decent
digital camera. SLR preferably.
Jim Palfreyman
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To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] Scanning darkly
Hi Jack,
Is DPI the same as LPI ? I have always been confused on that point. If
they
are the same, why are there two seemingly different specs used for the same
thing ?
I can do TIFF. How does
If all the others' suggestions fail, try photographing with a decent
digital camera. SLR preferably.
Jim Palfreyman
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Hi Jack,
Is DPI the same as LPI ? I have always been confused on that point. If they
are the same, why are there two seemingly different specs used for the same
thing ?
I can do TIFF. How does that compare to the PNG ?
thanks,
BillWB6BNQ
Jack Hudler wrote:
> Try scanning at 30
Try scanning at 300 DPI grayscale (400 max, anything more is a
waste). Do not use the histogram or descreening functions in your scanner
software unless you spent some serious dollars. All "descreening" really
does is increase the actual scanning resolution up to 2 times what you asked
for
Hi Bill:
I have some hints & tips about scanning on my how to make pdf documents web
page at:
http://www.prc68.com/I/Mpdf.shtml#Scan
Have Fun,
Brooke Clarke
http://www.PRC68.com
http://www.precisionclock.com
Bill Hawkins wrote:
> Having too much trouble scanning a fifties manual's photographs
Hi Bill,
Silly question ! Are you using color mode to scan or the grey scale
mode (if there is one) ?
I use an inexpensive Canon scanner in the color mode and get reasonable
grey scale with the default settings, whatever they are.
Just a thought,
BillWB6BNQ
Bill Hawkins wrote:
> Having
Having too much trouble scanning a fifties manual's photographs.
The photos of chassis parts are grayscale, of course. No color
copiers in those days, at least, not for most manuals.
Epson 3170 and Smart Panel aren't smart enough. HP 3970 understands
"descreen" to get rid of Moiré herringbone, but
