I believe the Titan has a blower, not a fan.
811's don't need forced air cooling.
Ceramic's do.
Different beasts, fans and blowers.
PEACE
Scott
----- Original Message -----
From: "Josh" <jkelly@hiwaay.net>
To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Sent: Tuesday, March 08, 2005 8:25 AM
Subject: Re: [TenTec] 110 vs 240
> Hi Jason. Never had a 425, so can't add anything. BUT, the Mouser web is
> very detail.
>
> You may have to take the old fan out and measure it for a match. Wish I
had
> more
>
> info. 73 Josh
>
>
> ----- Original Message -----
> From: "Jason Cooper" <jbear45@msn.com>
> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
> Sent: Monday, March 07, 2005 3:50 PM
> Subject: Re: [TenTec] 110 vs 240
>
>
> > Josh,
> > Read your last note with interest. I just acquired a Titan 425 that has
> > been sitting for around 15 years and am carefully going through it
before
> > applying power. I have read in some threads that the Titan fan is quite
> > noisy. Do you have any information as to whether or not the fan you
have
> > just described will work in the Titan 425. If not maybe you or other
> > members may have some suggestions. I will probably post another note
Re.
> > Titan 425 mods.
> > Thanks,
> > Jason KN7AZ
> > ----- Original Message -----
> > From: Josh<mailto:jkelly@hiwaay.net>
> > To: Discussion of Ten-Tec Equipment<mailto:tentec@contesting.com>
> > Sent: Monday, March 07, 2005 11:02 AM
> > Subject: Re: [TenTec] 110 vs 240
> >
> >
> > Hi Joel. This is a HOT thread. Several have ask about the Centaur
> >
> > fan replacement. The one I used is the Mouser part #5912-4800X.
> >
> > 57.1 CFM @ 1750 RPM. (www.mouser.com<http://www.mouser.com/>). I think
> > the key is
> >
> > 1750 RPM, most are 3100. Works well for me, but less CFM's will
> >
> > probably work FB too. As to power, I do not have a good reference.
> >
> > The 811's were soft when I got the Centaur used. I run the 572B's at
> >
> > 300 to 500 wts. If more is needed I go to the Titan III. The 572B's
> >
> > are a matched set of 3, Taylor from RF Parts. Hope this helps.
> >
> > 73 de Josh, N4VB
> >
> > ----- Original Message -----
> > From: "joel hallas"
> > <jrhallas@optonline.net<mailto:jrhallas@optonline.net>>
> > To: "Discussion of Ten-Tec Equipment"
> > <tentec@contesting.com<mailto:tentec@contesting.com>>
> > Sent: Monday, March 07, 2005 9:48 AM
> > Subject: Re: [TenTec] 110 vs 240
> >
> >
> > > Josh,
> > >
> > > Can you please provide the details on the quieter fan?
> > >
> > > I'd also be interested in the results you've obtained with the 572s.
> > > I've seen conflicting stories regarding the benefits and am still
> > > running with 811As here. Did you take accurate before and after
> > > measurements? Also wonder what brand 572s you had good luck with?
> > >
> > > BTW, I run my Centaur on 230 V for all the reasons described so far.
I
> > > ran a dedicated drop from a 240 V fuse pair to the shack and only
power
> > > the amplifier with it. I see no nasty effects from keying the amp
such
> > > as lights dimming, or change in frequency that I would expect if I
ran
> > > from a shared 115 V drop.
> > >
> > > Thanks and 73, Joel, W1ZR
> > >
> > > Josh wrote:
> > >
> > >>Hi Tim, this is Josh in Alabama, N4VB. I made several changes to my
> > >>Centaur.
> > >>
> > >>1.. change out noisy fan... 2... install new 572B's.... 3..Move
over
> > to
> > >>240V.
> > >>
> > >>Now it runs much more quiet, cool and more pwr. I also have a Titan
> > III
> > >>with
> > >>
> > >>same ac plug for both. 73 es DXUPONU, Josh
> > >>
> > >>----- Original Message -----
> > >>From: "Tim _W1WCI" <kb1gfv@arrl.net<mailto:kb1gfv@arrl.net>>
> > >>To: <tentec@contesting.com<mailto:tentec@contesting.com>>
> > >>Sent: Sunday, March 06, 2005 6:40 PM
> > >>Subject: [TenTec] 110 vs 240
> > >>
> > >>
> > >>
> > >>
> > >>>Just added 240 volts to the shack.
> > >>>
> > >>>I am wondering if rewiring my Centaur for 240 volts would change or
> > >>>improve performance?
> > >>>
> > >>>If so I would love an explanation of the theory behind any
improvement
> > >>>or efficiency.
> > >>>
> > >>>Thanks for any help.
> > >>>
> > >>>73
> > >>>Tim
> > >>>W1WCI
> > >>>_______________________________________________
> > >>>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
> > >>
> > >>
> > >>
> > >
> > > _______________________________________________
> > > TenTec mailing list
> > > TenTec@contesting.com<mailto:TenTec@contesting.com>
> > >
> >
http://lists.contesting.com/mailman/listinfo/tentec<http://lists.contesting.com/mailman/listinfo/tentec>
> > >
> > >
> >
> >
> > _______________________________________________
> > TenTec mailing list
> > TenTec@contesting.com<mailto:TenTec@contesting.com>
> >
> >
http://lists.contesting.com/mailman/listinfo/tentec<http://lists.contesting.com/mailman/listinfo/tentec>
> > _______________________________________________
> > 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
>
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec
|