[AMRadio] Deoxit

[w5jo at brightok.net]

Those I have been working on are Phosphor/Bronze in the RF and mixer 
sections then silver plated in the oscillator section in some receivers.  In 
others it is Phosphor/Bronze throughout.

Jim
W5JO

-----Original Message----- 


You didn't mention what type of plating is on the band switch contact
area.

Pete, wa2cwa

On Sat, 29 Jun 2019 15:29:29 -0500 <w5jo at brightok.net> writes:
> I have a question that I have been pondering for a while and maybe I
> need
> some additional evidence.
>
> Over the years Deoxit has become a staple of switch cleaning by us
> boatanchor aficionados.  Everyone seems happy with it so much so,
> that
> nothing else is mentioned.  However I have had some occurrences that
>
> required reapplication of the substance after some time, usually in
> months
> to a year.  I wonder if anyone else has that happen?
>
> My observations are particularly  related to band switches.  With
> reapplication the switch goes back to normal operation but later the
>
> problems surface again.   The problem is frequent enough that I have
> ceased
> using Deoxit and am trying a different chemical.
>
> So does anyone else see these problems?  I am curious.
>
> Jim
> W5JO