Bob,
The problem with that is the fan must continue to run for some time
after the return to RX so the residual heat from the TX cycle can be
reduced.
73,
Don W3FPR
On 10/2/2019 10:12 AM, Bob wrote:
Personally, I wish Elecraft offered a slightly different approach, rather
than a minimum fan speed setting, how about a RX minimum and TX minimum?
This would allow quiet operation on RX, but would anticipate a higher
demand for cooling on TX.
There is quite a bit of thermal mass and overshoot that happens in TX on
digital modes. By the time the fan turns on, it tends to be running behind
the curve trying to catch up. Starting the fan running as soon as the rig
goes into TX would help considerably and allow things to go back to quiet
in RX.
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