[hpsdr] Is a fan in the Pandora enclosure needed?

[Lyle Johnson]

  On 7/29/10 11:53 AM, Ben Witvliet wrote:
> ***** High Performance Software Defined Radio Discussion List *****
>
> Hello all,
>
> I'm building my HPSDR (Ozy, Penelope, Mercury, some day later a second
> Mercury) in an enclosure. A small linear PSU from 230VAC to 5VDC and 12VDC
> also comes in the enclosure. It generates less than 5 Watts of heat. I will
> not put any PA in the enclosure. I see that the Pandora box has a window for
> a fan. Do I need a fan to cool the HPSDR?

Yes, for Mercury. I put  small heatsink on the ADC and the fan keeps 
cool enough that I no longer lose a fingerprint if I touch it!

73,

Lyle KK7P

 1280432226.0