[alt-photo] Re: Alternative Exposure Unit (no pun intended)

[Christina Anderson]

Wow, Carole, GREAT idea! Thanks
Chris

Christina Z. Anderson
christinaZanderson.com

On Mar 11, 2010, at 2:58 PM, Gumprint wrote:

> Christine, Group:
> 
> I had been using a custom made BLB set up with 8-24" bulbs for over 15
> years. The bulbs are very expensive to replace and my exposures were 90
> seconds to 7 minutes. Last month Barry Schmetter brought in a Fotodiox unit
> for me to use for a gumprint demo at the Large Format and Alternative
> Photography Gathering (Metro Wash DC). Using my gum/pigment mix 1:1 with 15%
> ammonium dichromate sensitizer I was able to reduce my first emulsion from 7
> minutes to 70 seconds. It was perfect. The second emulsion was correct in 30
> seconds. This unit has completely changed the way I print.
> 
> http://www.fotodiox.com/catalog/product_info.php?products_id=78 fitted it
> with 16 Bright Effects (swirly type; 26 watts daylight or 6000K from Lowes).
> The unit is intended to sit on a lighting tripod but I added a clamp and
> attach it to a heavily loaded bookcase. The unit is currently going for $135
> + shipping. Add $30 for a clamp if you can't rig up something, a builder
> pack of the bulbs, and you have a very fast, compact, and portable exposure
> device.
> 
> Best,
> Carole
> 
> 
> 
> On Thu, Mar 11, 2010 at 4:18 PM, Christina Anderson <zphoto at montana.net>wrote:
> 
>> Has anyone bought one of these and used for alt or gum?
>> And what is the best URL for a plan to build one's own?  Apparently the
>> plan I hand out to students out of Nadeau's is incomplete, but since I am a
>> building failure, I can't explain why it is incomplete.  I wouldn't know a
>> magnetic ballast from a martini frankly.
>> Chris
>> 
>> 
>> http://www.silkscreeningsupplies.com/site/799934/product/RXP2024
>> 
>> Christina Z. Anderson
>> christinaZanderson.com
>> 
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