[Amps] Vaporized band switch contacts

MIKE DURKIN patriot121 at msn.com
Wed Apr 7 06:37:15 PDT 2010


I used a sonicare toothbrush to clean the tank on a FT-101ZD, i would think that some comet and the toothbrush should do a good job of cleaning it up.
Mike
KC7NOA

> From: km1h at jeremy.mv.com
> To: ; amps at contesting.com
> Date: Wed, 7 Apr 2010 08:02:46 -0400
> Subject: Re: [Amps] Vaporized band switch contacts
> 
> A little bit of acid goes a long way toward cleaning that mess up. Comet or 
> similar cleanser and a toothbrush usually removes the carbon black. Not all 
> major arcs are recoverable; Ive seen ceramic completely burned away.
> 
> Carl
> KM1H
> 
> 
> 
> ----- Original Message ----- 
> From: 
> To: <amps at contesting.com>
> Sent: Tuesday, April 06, 2010 11:32 PM
> Subject: Re: [Amps] Vaporized band switch contacts
> 
> 
> >
> >>> Yes the wafer is fine.
> >
> > But if the contacts "vaporized", there is now a fine covering of metal
> > on the ceramic.
> >
> > Don WA4NPL

 		 	   		  
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