I reworked the center of the bottom spiral a bit to keep less distance between it and the tank's bottom. That did the trick. Also, lifting the (locked) lid a bit while pouring in chemistry makes it easier for the air to leave, especially helpful once the tank is wet after FD.
> Am 09.03.2022 um 11:01 schrieb Ugo Bo <[email protected]>: > > Hallo everybody > > I've been happily using a 50ft Lomo tank for years, mine is the "old" > model (UPB-1 - version 1). Now a friends of mine bought the "new" > model (UPB-1A or version 2) and I'm teaching him how to use it. > > As some of you probably now, the "new" one has a lower body than the > "old" one (70mm against 78mm, here's the difference explained: > https://sites.google.com/site/olexserviceskinor/processing-of-a-cine-film-in-home-laboratory/spiral-processing-tanks/upb-1-upb-1a-spiral-tanks?authuser=0). > > In the past I processed only super8 also with a "new" model, and it > worked fine, but now, processing 16mm, I realized that a problem > arises: the "new" one leaves a very tiny room for liquid to pass, so > it takes a very long time to fill the tank, a problem that I never > experienced with my "old" one. Long filling time makes developement > uneven. > > When processing 2 x 16mm the problem is even worse: the gap is really > thin, liquid takes ages to enter, and is also impossible to move the > spiral up and down (my way of agitation). > > I thought of filling the tank first with liquid, and then dropping the > spiral in the dark in the liquid, but is quite an hassle. > > Did you have the same issue? And what's your trick? > > Best > Livio > > -- > Frameworks mailing list > [email protected] > https://mail.film-gallery.org/mailman/listinfo/frameworks_film-gallery.org -- Frameworks mailing list [email protected] https://mail.film-gallery.org/mailman/listinfo/frameworks_film-gallery.org
