[volt-nuts] Low EMF solder
m1k3k1 at hotmail.com
Mon Jan 21 13:45:57 EST 2013
Buy a proper gas mask and some lead and cadmium powder from goodson metals?
Dont skimp on the gas mask though, there was a recent case of someone trying to rescue the silver contacts from some old relays that happened to contain cadmium silver alloy.
> From: dgminala at mediacombb.net
> To: volt-nuts at febo.com
> Date: Mon, 21 Jan 2013 12:27:21 -0600
> Subject: [volt-nuts] Low EMF solder
> Please excuse me for asking this... I'm sure it's been covered before, but
> without an easy way to search the archives, here goes.
> I'm repairing a couple of old Holt 323A Audio Voltage Standards, trying to
> make one good one out of two. These instruments used to have small hanks of
> special low EMF solder to use on sensitive areas, but they have long since
> vanished from these units. I've tried using Sn-Pb solders, but the units go
> into a tizzy when I use it.
> Does anyone know of a source where I could buy a few ounces of the solder?
> I think it's a Tin-Cadmium formula, but I guess that because of the Cadmium
> content, it's pretty much unobtanium now. I'm sure that another formula
> must exist that is currently being manufactured, but they want to sell a
> bunch, not just a few ounces.
> Dave M
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