[Kenwood] Noisy fan?

[Mike]

Thank you Peter,
Terrific description.
I will give these a try in my TS-950sdx's.
Take Care,

Mike
WZ5Q
from Deep Down in the Dark Dismall Swamps of the Calcasieu
http://www.wz5q.net



Peter Ravn wrote:
> Hi Mike
>
> 1) Installation of the NF-R8 is easy, and no alterations are needed in 
> the Kenwood equipment I have. The most difficult fan to replace is the 
> one under the internal loudspeaker in the TS950SDX, which has no less 
> than three fans. This operation was done by a professional technician 
> during a recent check at a repair shop.
> 2) My TS850SAT, which has a low serial number, runs almost noislessly 
> during transmission and certainly much quieter than with the original 
> fan. What you hear is a very gentle and clean breeze with no 
> mechanical resonans. The fan is only activated during transmission, so 
> this is another reason why you tend to forget there is a fan in the 
> TS850SAT.
> 3) For some reason or other the NF-R8 in the PS-53 sounds a bit louder 
> (possibly due to higher speed), but still it is much quiter than the 
> original one. Normally you won't notice it when it starts working. If 
> you use earphones, you will hear nothing.
> 4) Loudest of the threel is the TS950SDX, which is no wonder 
> considering the fact that it has three fans installed, and the heating 
> is considerable in this radio. Still it is quiter and thus more 
> pleasant to operate than when I bought it last month.
>
> 73 de Peter / OZ8CTH
>
>
> ----- Original Message ----- From: "Mike" <wz5q at juno.com>
> To: <Kenwood at mailman.qth.net>
> Sent: Monday, April 27, 2009 1:56 AM
> Subject: Re: [Kenwood] Noisy fan?
>
>
>> Howdy Peter,
>> Thank you for that!
>> I have tried just about every other fan there is trying to find a
>> suitable replacement for the old Panaflo design.
>> Most often, even if the specs said the replacement fan was quieter, that
>> was not so.
>> I have not found a quieter fan then the Panaflo to date, thus I have
>> accumulated allot of spares.
>> Could you please give us a first hand, detailed report on how you like
>> the NF-R8 in comparison to the Panaflo in your various equipment?
>> Real Experience is most always better then reading Specifications!
>> Thanks,
>>
>> Mike
>> WZ5Q
>> from Deep Down in the Dark Dismall Swamps of the Calcasieu
>> http://www.wz5q.net
>>
>>
>>
>> Peter Ravn wrote:
>>> I have replaced all Panaflo FBK-08A12H fans in my PS-53, TS850SAT 
>>> and TS950SDX with the NF-R8 by Noctua. The original fans are 
>>> difficult to find in Europe, and the NF-R8 is a much quieter fan (17 
>>> dB (A)) with a 53 m3/h airflow. You will enjoy the silence in your 
>>> shack. See: www.noctua.at
>>>
>>> 73 de OZ8CTH/Peter
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