[pure-silver] Re: 8x10 condenser enlarger head design

John wrote:
> I am new here. I followed Mr. Knoppow to here from usenet. (Hello,
> Richard!)
> 
> I have been rebuilding a Saltzman 8x10" enlarger which is missing a
> light source. The condensers are in good condition, I prefer condenser
> enlargers and I'd like to have an appropriate hot head made. (I am very
> fortunate to know an excellent sheet-metal fabricator who makes custom
> devices for our local composites-material factories.)
> 
> I have no clue as to the design of the original tungsten source head. I
> have Focomats (I and II) and their design uses a single frosted bulb and
> a matte-silver reflector.  Is there a single, large-enough bulb to work
> for an 8x10" enlarger? (The condensers are 14" in diameter). I have a
> hot box originally designed to light natural specimens; it uses six
> tungsten bulbs. Would it make more sense to use multiple bulbs?
> 
> Can anyone point me to a good source for head designs?
> 
> 
> Thank you,
> John

If you're handy with a soldering iron, you might adapt this instead:

  http://www.huws.org.uk/



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Tim Daneliuk     tundra@xxxxxxxxxxxxxx
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