[Elecraft] (no subject) fans on startup ???

[Bill NY9H]

Could it be the fans, when I power up they briefly turn on...

bill

At 10:30 PM 3/3/2009, Daniel B Beugelmans Md wrote:
>Dear K3 reflector-
>
>I have a question regarding my new to me K3- 100 with ATU.  Although 
>it seems to work well, when I turn it on, I hear a fairly loud high 
>pitched motor-like almost hissing sound, lasting for about two 
>seconds. This sound is not always the same loudness, but is nearly 
>always there. This happens whether the ATU is off or on,  and with 
>nothing connected to my transceiver except for the power supply and 
>antenna.  My transceiver is in the 600 series serial number range, 
>and is stock except for the ATU, TCXO, 100 watt module, and a 400 HZ 
>8 pole filter.  I seems to come from the right side of the 
>rig.  Should I be concerned? I am using latest firmware.
>
>Thanks,
>
>Dan
>
>
>
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