[Elecraft] XV50, XV144, XV222 Assembly Manual

[Radio Amateur N5GE]

On Sat, 12 Dec 2009 20:01:45 +0000, David Pratt
<david at g4dmp.fsnet.co.uk> wrote:

>I have just been reading the Transverter XV50, XV144, XV222 Assembly 
>Manual Rev B, March 2006 and notice on page 2 that the top cover has 
>ventilation holes drilled in it.  My XV144 does not have any ventilation 
>holes.
>
>Should I drill some vent holes in the top cover, over the four 
>metal-oxide resistors?  My XV144 does get hot and sometimes trips out if 
>I transmit more than a few minutes. (Presumably F1, the resettable 
>fuse.)
>
>As there is space on the RF Board for a fan, similar to that used on the 
>XV432, I am wondering whether there would be any advantage fitting a 
>40mm x 40mm fan to the XV144?  Presumably, I would need to drill 
>air-flow holes in the PCB and also in the bottom cover.
>
>73

No need to drill the holes or get a fan for any of the other XV
Models.  They don't get hot like the XV432 does.

Tom, N5GE

n5ge at n5ge.com
K3 #806 with SUB RX, K3 #1055, PR6,
XV144, XV432, KRC2,
W1, 2 W2's and other small kits

1 K144XV on order

http://www.n5ge.com
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