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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