Re: [TenTec] Bliss: Omni 546C working FB again

["Lyle Dunlap" <qskqrq@grics.net>]

TT supplies a great quiet  fan that clamps on the fins, if one is to operate 
for longer times, ie: FD or Contest work.  One would be FOOLISH not to use 
one.
Lyle

----- Original Message ----- 
From: "Gary Hoffman" <ghoffman@spacetech.com>
To: <ken.d.brown@hawaiiantel.net>; "Discussion of Ten-Tec Equipment" 
<tentec@contesting.com>
Sent: Wednesday, July 09, 2008 11:48 AM
Subject: Re: [TenTec] Bliss: Omni 546C working FB again


> It may depend on the physical layout of the heat sources.
>
> If they are concentrated in a few small areas, then a long, horizontal fin
> may more effectively spread the heat into a lot more fin area.
>
> If that is not the case, vertical would have been better.
>
> But I'd bet you they do it for the reason I mention.
>
> 73 de Gary, AA2IZ
>
>
> ----- Original Message ----- 
> From: "Ken Brown" <ken.d.brown@hawaiiantel.net>
> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
> Sent: Wednesday, July 09, 2008 12:51 AM
> Subject: Re: [TenTec] Bliss: Omni 546C working FB again
>
>
> > > I had intended to replace the heatsink with one that has the fins
> vertical oriented (and
> > > hence increasing the cooling capacity) and had it already drilled and
> ready to go in.
> > >
> > >
> > I have always wondered why Ten-Tec has the heat sink fins horizontal on
> > the Omni VI and Paragons. I wonder , have they done this on all of
> > their transceivers?  The 961 and 962 power supplies have the fins
> > vertically oriented which, as far as I know, is the right way.
> >
> > DE N6KB
> >
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>
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