[Icom] Re: IC756Pro - mic and cosmetics?

Tue, 30 Apr 2002 10:44:35 +0200

  basically what a blower has to do is MOVE the air. It doesn't matter
whether it's up or down. heat up is relevant only when you rely on =
natural
convection. any form of forced air cooling can go any old way.=20

			Alex	4Z5KS

> -----Original Message-----
> From:	Tony Hwang [SMTP:[email protected]]
> Sent:	=E2 30 =E0=F4=F8=E9=EC 2002 3:55
> To:	[email protected]
> Subject:	Re: [Icom] Re: IC756Pro - mic and cosmetics?
>=20
>=20
>=20
> Chris BONDE wrote:
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> > George:
> > I think that you are the first to mention that the vent at the top =
is=20
> > intake rather than exhaust.  To me that is rather a poor design, =
since=20
> > heat tends to raise.  I have placed my sweaty palm above the vent =
and=20
> > thought that the air was moving up out of the vent.  Even when I Tx =

> > the sensation was the same.  However, I took your advice and tried =
the=20
> > Keelex text.
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> Hi,
> Easiest way to see which way air flows is to blow a puff of cigarette =

> smoke briefly.
> The thing is making the air move all the time whether bottom up or =
top
> down.
> There once was a mainframe system which had a blower mounted on the =
top=20
> of the
> cabinet and air was blown downward. We used to call it top hat =
blower.=20
> Did the
> cooling job alright.
> 73,
> Tony, VE6CGX
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