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 > > > >______________________________________________________________ >Elecraft mailing list >Home: http://mailman.qth.net/mailman/listinfo/elecraft >Help: http://mailman.qth.net/mmfaq.htm >Post: mailto:Elecraft@mailman.qth.net > >This list hosted by: http://www.qsl.net >Please help support this email list: http://www.qsl.net/donate.html ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
