[Elecraft] Successfully using a micro fan to keep K2 cool

W B Reese elecraft2 at radions.net
Wed May 27 12:59:27 EDT 2009


How noisy is it ?

One idea I've had for a long time is to remove the elecraft fan on 
the rear of K2 and find a hose of the proper diameter, somehow 
mounting it in a semi-permanent fashon.  at the other end of the 
hose, a box with a big fan that can really blast some serious air 
through the K2.  Put the box on the floor or in the next room so you 
don't have to hear it.

Any thoughts ?

TR, WB6TMY K2 S/N 838

At 09:24 AM 5/27/2009 -0700, you wrote:
>I happened to have one of these in my parts bins and it seems to work
>just fine.
>It sets on top of the unit in right-rear, on the heatsync.
>I have it limited by a 47ohm resister soldered to the switched DC inside
>the unit.
>For standard qso usage, it keeps the heatsync just slightly warm to the
>touch.
>And its so tiny it has very little cosmetic effect on the unit.
>
>I would suggest Elecraft manufacture this as an accessory, providing a
>clamp assembly.
>
>12VDC Micro Fan
>Model: 273-240  |  Catalog #: 273-240
>1.6" square, .39" depth

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