[Elecraft] Front panel temperature

[David Ferrington, M0XDF]

I think mine is up around 35 to 40 C and no KRX3 yet - I did calibrate  
it and the KAT3 temp too.
-- 
Power is no substitute for Skill.

On 27 Mar 2009, at 11:22, Nick Lekic wrote:

>
> I have observed the same with my K3.  Although I have never  
> calibrated my FP temperature sensor, it was usually hovering around  
> 25 Celsius before installing KRX3.  With the subreceiver installed,  
> the FP sensor is now pushing 45C and I can feel top of the radio's  
> front panel being quite warm to the touch.
>
> I also had another problem with my K3 (# 789) related to  
> temperature.  This one is actually related to K3's ability to handle  
> cold environment.
> I was operating some of CQ 160 contests this winter from a place  
> with no available heating.  The temparature in the shack was around  
> 7 degrees at the begining of the contest.
>
> The cold environment caused the K3 to randomly go into TX mode while  
> spinning the VFO knob.   The faster I would spin the knob, the RX/TX  
> ratio would increase.
>
> I also had to turn off radio pooling from within contest logger (Win- 
> Test) which would also cause K3 to go into Transmit every time PC  
> pools the radio.  If I remember correctly,  CW keying via RS232  
> wouldn't work either.
>
> Having the temparature in the shack risen above approx 15c , K3  
> would start working normally.
>
> I wonder if anyone else observed this problem?
>
> 73, Nick
> ve3ey
>
>
>
> ----- Original Message ----
> From: Barry Simpson <vk2bj at optusnet.com.au>
> To: Elecraft at mailman.qth.net
> Sent: Friday, March 27, 2009 6:14:23 AM
> Subject: [Elecraft] Front panel temperature
>
> I raised the issue some time ago of my K3 front panel temperature  
> being much
> higher after installing the KRX3.
>
>
>
> At that time Wayne or Eric indicated they would look into a new  
> function of
> controlling the fan by the front panel temperature as well as by the  
> PA
> temperature. Any progress or further thoughts on this guys ?
>
>
>
> Barry VK2BJ
>
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