Re: mylar & jobos


Michael Keller (keller@wvinter.net)
Mon, 15 Mar 1999 19:26:11 -0500


So I presume the Expert drum is light tight with the cog lid in place, even
though you can pass chemistry through it? In emptying, does it just dump
right out?

Carl Weese wrote:

> Rob,
>
> You can use the Expert Drums on a regular roller with the following
> provisions:
>
> 1. You need a fat piece of hose or a right-angle funnel to introduce the
> rather large fluid volumes needed *while the drum is rolling*. It won't
> work right if you pour in like a regular print drum and then tip over.
>
> 2. You should reverse the drum--turn it from east to west--at regular
> frequent intervals. A motor base that reverses direction is not as good
> because it won't introduce as much randomness in the agitation pattern.
> (The real Jobo only reverses direction, but the lid design introduces an
> intentional wobble to the drum for random-itude). You'll also be
> dependent on room atmosphere for temperature maintenance this way.
>
> All the Expert Drums are very fat in diameter and require the largest
> Jobo models, with lift. Don't get one of the smaller Jobo's--it won't
> work at all with Expert Drums.



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