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Re: UV Light Source for Exposing PCB's


Hugh Prescott
 

Actualy the germicidal lamp tube is made of quartz not glass and thats why
the cost so much.

Glass in general is not very transparent to UV.

Had mine since the days of th PROM burner for the Altair 8800.


Hugh

----- Original Message -----
From: "Alan Marconett KM6VV" <KM6VV@...>
To: <Homebrew_PCBs@...>
Sent: Thursday, April 04, 2002 12:23 PM
Subject: Re: [Homebrew_PCBs] UV Light Source for Exposing PCB's


Hi John,

What you want is called a "germicidal lamp". It is a clear glass
fluorescent lamp. Mine is about 14 inches long. I bought it and a
holder for about $20 (quite some time ago). Ask for one at an
electrical supply house.

HTH

Alan KM6VV

johnman9146 wrote:

<SNIP>
I do not have a UV light source. I didn't buy one as I didn't want
to spend the money. Some of you have told me that you made a light
box. What types of lights/lamps work for exposure? I saw somewhere
that a blacklight works. Is this true?

<SNIP>
So please, if you could help me build a UV light source to expose
small PCB's, I would appreciate it.

Thanks


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