[Kenwood] TS-850 Audible Whine

[Clif Holland]

You really needed to replace them. The 930/940 fans draw 450-500ma of 
current each.

Clif Holland KA5IPF
www.avvid.com




----- Original Message ----- 
From: "rbethman" <rbethman at comcast.net>
To: <kenwood at mailman.qth.net>
Sent: Wednesday, March 13, 2013 5:46 PM
Subject: Re: [Kenwood] TS-850 Audible Whine


> BTW - I replaced BOTH the fans in my TS-930SAT.
>
> Each of them pulled 1.3A @ 12VDC.
>
> I obtained the CPU ball bearing fans from old computers that had been 
> replaced after being in service for 6 to 7 years 24/7.
>
> Since I upgraded to a Windows 7 64 bit,, these two older were scrap.
>
> Therefore the cost was ZERO!
>
> The total current draw of BOTH fans is now LESS than half the original 
> factory ones.
>
> Thereby I now draw a whole lot less on the 12VDC power bus.  Makes for 
> less stress on the power supply.
>
> Bob - N0DGN
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