Tag: RA-4
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The Jobo CPA, a ‘Users’ Manual of Operation
I recently obtained this rather excellent piece of 1970’s-80’s darkroom machinery. It’s a mains powered automatic processor for film and paper. It’s particular benefit is for color processes, RA4, C-41 (CN-16), E-6 and ECN-II. It can also be used with some black and white chemistry to make results more reproducible, as well as more cost-effective.…