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15300Re: OT USB max mic voltage?

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  • f1mhv
    Mar 4, 2013
      unfortunately not: back with the hobby since 2/3 years after a 20 years break, i am still very basically equipped, no shack at home, operating mainly /AM et some /P.

      May be some software working with sound card to check audio output?


      --- In tracker2@yahoogroups.com, Scott Miller <scott@...> wrote:
      > I can't find my notes on the OTUSB output levels right now. Do you have
      > an oscilloscope to check what it's putting out?
      > Scott
      > On 3/2/2013 10:57 PM, f1mhv wrote:
      > > Good morning Scott,
      > >
      > > Last night i performed my first test on 30m operating /AM. Audio setting
      > > wise, HI jumper was set to high, and being able to monitor the AFSK
      > > output thru headsets, even with TXLEVEL set to 255, i found the AFSK
      > > level very weak (10 to 15%) compare to normal voice using dedicated hand
      > > mike or boom headset. Both devices data are mentioning an output of
      > > 400mv: what about the OTUSB?
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