[Milsurplus] Solder Woes

[Hue Miller]

> during the second world war, similar whiskers would
> short the cadmium tuning capacitors in aircraft radios.

They did????? Which radios?
The tin whiskers developed in that short a time frame, the
design life - service life - or length of the war???

> A decade later,
> tin-based relays in AT&T telephone switching centres 
>were found to cause
> shorts.

I have not seen any telephone relay including the later 
electromechanical 1A-ESS type that had gaps small enuff to be 
bridged by whiskers.
Whence come these "facts", i wonder?   
-Hue Miller