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Subject: Re: [Homebrew_PCBs] Kepro Sensitized pcb--- Old Stock still good?

From: "Leon Heller" <leon.heller@...>
Date: 2006-06-03

----- Original Message -----
From: "davelandnni" <daveland@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Saturday, June 03, 2006 6:19 PM
Subject: [Homebrew_PCBs] Kepro Sensitized pcb--- Old Stock still good?


>I just found a sealed bag of Kepro sensitized boards. Might be 5-10
> years old. Stored in air conditioned area.
>
> Will they still work?
>
> Cat#522-465G
> 4"X6"X 0.62" G10 2Oz 2 sides sensitized
>
> Are these positive or negative?
> What developer does this use?

Sensitised boards don't usually work properly after about six months, I've
found.

Leon