[Premium-Rx] HF 2050

Berndt Josef Wulf wulf at ping.net.au
Wed Jun 4 14:27:59 EDT 2008


G'day,

You may also want to visit the following links:

http://www.eham.net/reviews/detail/4877
http://skirrow.org/Boatanchors/TechTalk7.pdf 

If anything, it may inspire to new ideas.

73, Berndt
VK5ABN

On Wednesday 04 June 2008 23:32:00 Berbari, Edward J. wrote:
> Larry,
>
> In the past I shared with the group the solution I had in using a
> switching power supply instead of the heat generating internal
> supply for the HF 2050.  The heat had dried out the insulating
> foam gasket aroung the oven and caused a short which lead me to
> look at a replacement.  I used a supply from Astron which was
> about 1/4 the size and cost about $50.
>
> Ed, W9EJB
>
>
> -----Original Message-----
> From: premium-rx-bounces at mailman.qth.net
> [mailto:premium-rx-bounces at mailman.qth.net] On Behalf Of Larry
> Strong Sent: Tuesday, June 03, 2008 7:54 PM
> To: premium-rx at mailman.qth.net
> Subject: [Premium-Rx] HF 2050
>
> Recently purchased a Collins HF2050. Which is the best way to
> cool the power supply? Muffin pan pulling  the air from the top
> or pushing the air from the bottom?
>
> Regards
> Larry Strong
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