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Digital BW, The Print

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Re: [Digital BW] Randall workflow

2002-09-06 by Julian Thomas

What I've got isn't feeding type banding as it is a regular 'weave' pattern
with small microbanding under a loupe. The usual windex tricks helped and
after drydown it is almost smooth with the piezo driver - just not as smooth
as it was. I've tweaked the Randall curves to get a better fit for my
printer (only on EAM at the moment) and I'm getting good results. If I'm
being ultra picky I'd say I'm loosing some details in the transition from
shadow to midtones on prints, but  step wedge is pretty close - but I'm
measuring by scanning and then using t PS -  not measuring off the paper.
Still I'm quite intersted in messing with curves now! Got a hole load of
CMYK stuff to read too.

Julian
----- Original Message -----
From: "Tony Terlecki" <ajt@...>
To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
Sent: Friday, September 06, 2002 2:19 AM
Subject: Re: [Digital BW] Randall workflow


> On Thu, Sep 05, 2002 at 05:05:55PM +0200, Julian Thomas wrote:
> > Thanks Jeff - I've been playing all morning! I'm not getting the banding
I
> > was with the piezo driver ( new heads, hah!), but I've not got the tonal
> > match yet,t but it is close! Certainly an option for those who have an
1160
> > that bands with the piezo plugin - although the more I work on the heads
the
> > smoother it is getting.
> >
>
> Julian,
>
> Which tricks are working to help get the new heads bedded in?
>
> I've just discovered that by completely removing the plastic parts that
> held the pizza wheels on my 1160 (rather than leaving them in with the two
> outermost wheels intact) that I've helped some banding which was occurring
> about 1 inch into the print. I think that the gearing which is supposed to
> move these wheels in synch with the main paper trasnsport must be slightly
> out causing some conflicting movement of the paper as it was being
advanced.
>
> Hasn't improved enough for me to start using the Piezo driver yet but I'm
> sure there are yet more tricks to try!
>
> --
> Tony Terlecki
> ajt@...
>
>
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