Ah yes, but consider the load running RTTY in a contest. 20 minutes
of 'very nearly' 100 % on is nothing at all in a contest. More like
hours. Anyway, mine didn't smoke without a fan, and I'm not saying
that is NEEDS a fan - I'm just suggesting its a good idea and a
good conservative thing to do.
73 de Gary, AA2IZ
----- Original Message -----
From: "Robert & Linda McGraw K4TAX" <RMcGraw@Blomand.Net>
To: <tentec@contesting.com>
Sent: Wednesday, January 08, 2003 9:46 AM
Subject: Re: [TenTec] Orion - cooling fan
> No fan, darn right, it's not needed. Therefore there's no hmmmmmmm. The
> transmitter is rated at 100% duty cycle with a 20 minute limit. As I see
> it, one must be a "real windbag" to eat up that much time. Now us AM'ers
> may get a bit long winded but CW and SSB modes aren't anywhere near 100%
> duty cycle. My experience is that typically the PSU is the one that needs
> the blow job to keep cool. That's why I only use switching PSU's on my
> rigs. (Except for my AM rig. See my call on QRZ.com.)
>
> 73
> Bob, K4TAX
>
> ----- Original Message -----
> From: "Frank Mayer" <domino@worldlynx.net>
> To: <tentec@contesting.com>
> Sent: Wednesday, January 08, 2003 7:36 AM
> Subject: Re: [TenTec] Orion - cooling fan
>
>
> > $3800 and no fan?....hmmmmm
> >
> > _______________________________________________
> > TenTec mailing list
> > TenTec@contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
> >
>
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
|