Into the Preamp...
titti
Posted 2020-09-10 5:41 AM (#552832)
Subject: Into the Preamp...



Joined:
January 2011
Posts: 344

Location: Italia, Zianigo di Mirano (Venezia)
...sorry, bad foto. look at the white patina above PCB: humidity ...



(P1000167.jpg)



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alpep
Posted 2020-09-10 3:25 PM (#552834 - in reply to #552832)
Subject: Re: Into the Preamp...


Joined:
December 2001
Posts: 10582

Location: NJ
which preamp is that?
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titti
Posted 2020-09-11 10:57 AM (#552837 - in reply to #552834)
Subject: Re: Into the Preamp...



Joined:
January 2011
Posts: 344

Location: Italia, Zianigo di Mirano (Venezia)
this is one of my preamps: VIP 5. The same thing was on an OP PRO STUDIO . My trusted technician has sprayed some contact spray and the patina is gone. Someone on the Facebook forum told me that it is not correct to use spray ...
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cholloway
Posted 2020-09-11 11:18 AM (#552838 - in reply to #552832)
Subject: Re: Into the Preamp...


Joined:
March 2005
Posts: 2791

Location: Atlanta, GA.
Put a thin coat of silicone based dieelectric grease over the components to repel any moisture.

Edited by cholloway 2020-09-11 11:21 AM
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Love O Fair
Posted 2020-09-11 6:13 PM (#552839 - in reply to #552832)
Subject: Re: Into the Preamp...



Joined:
February 2016
Posts: 1802

Location: When??
@titti - >>>Someone on the Facebook forum told me that it is not correct to use spray<<<

The correct type of spray used correctly is correct. Someone else's opinion may correct me on that, and since opinions are not necessarily correct, the fact that the spray has eliminated the patina (at least visually), I believe the correct answer will be found in how correctly it functions in the guitar, and for how long.
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nerdydave
Posted 2020-09-11 11:17 PM (#552841 - in reply to #552832)
Subject: Re: Into the Preamp...


Joined:
August 2011
Posts: 887

Location: Always beautiful canyon country of Utah
Yes indeed. The proof of the pudding is in the tasting!!
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