[Elecraft] KPA1500 - temp reading drops 10C when under power

[Bob McGraw K4TAX]

I'd say a bit of common mode current on the feed line.    I see that 
from time to time with my KPA500 on certain bands/antennas.

73

Bob, K4TAX


On 8/17/2018 11:45 PM, Jeff Blaine wrote:
> While running the KPA1500 in the SARTG tonight, I noticed that the 
> temp reading drops about 10C when transmitting.  min fan speed 1.
>
> Seems to be related to power - at 1500W it's pretty close to 10C. At 
> lower powers, it's less of a difference.  I don't recall seeing that 
> before.
>
> Normal?
>
> 73/jeff/ac0c
> alpha-charlie-zero-charlie
> www.ac0c.com
>
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