I don't think that electrical contact between the covers and the 2-D blocks is
intended to be established by the screw threads...It is established by contact
between the unpainted inner surface of the panel and the bare 2-D block when
the screw is tightened down...If you check one of the black o
Will reply to the topic of corrosion with chassis screws on this thread.
The reply from John, G4BOU on the subject of lubricating chassis screws to
help prevent corrosion was:
< 'petroleum jelly' despite being a very good insulator has a lubrication
factor of 1
and any pressure (via the
squared off. My preference is to use Reed and Prince cap screws
and the proper driver for them.
Bob Rennard N7WY
- Original Message -
From: "Jeremiah McCarthy" <[EMAIL PROTECTED]>
To:
Sent: Thursday, September 29, 2005 7:18 AM
Subject: [Elecraft] Phillips Screws
&g
There is another recessed, or "cross-head" screw in common use...It is called
"Reed and Prince"...Phillips has gained more popularity, but Reed and Prince,
in my humble opinion, is a better format...Phillips uses different size tips
and the tips are blunt, or rounded...Reed and Prince tips are
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