[Johnson] Johnson 500 Power Supply Plating?

w7fe w7fe at cox.net
Tue Feb 13 18:42:04 EST 2007


I believe steel chassis of that time were zinc plated.

Finding a place to have anything cad plated these days is tough because of 
effluent regulations, and chrome is quite expensive. Zinc would be a good 
choice, in any case.

73 de Stu  W7FE


----- Original Message ----- 
From: "Roger Shultz" <nj2r at earthlink.net>
To: <johnson at mailman.qth.net>
Sent: Tuesday, February 13, 2007 3:16 PM
Subject: [Johnson] Johnson 500 Power Supply Plating?


> Was the chassis chrome or cadmium plated?
>
> I need to have a chassis re-plated and I can't tell for sure which type of 
> plating was originally done.
>
> TNX,
>
> Roger, NJ2R
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