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Re: [FT897] Re: Broadcast Station

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  • Alex Netherton
    My vote is for an 11 meter station blanking the receiver. Kc4bo ... [Non-text portions of this message have been removed]
    Message 1 of 3 , Sep 3, 2013
      My vote is for an 11 meter station blanking the receiver.
      Kc4bo
      On Sep 3, 2013 10:59 AM, "Cortland Richmond" <ka5s@...> wrote:

      > **
      >
      >
      > The FCC data base shows only two AMBC stations near you.
      >
      > WCHT AM 600 Daytime 0.57 kW Nighttime 0.134 kW ZIP 47119
      > WDBC AM 680 Nighttime 1.0 Daytime 10.0 kW ZIP 35115
      >
      > They should be easy to deal with using a high pass filter.
      >
      > A 3300 pf capacitor, a 1000 pf and a 3300 pF, all in series, with 3.2
      > uH inductors* between the junction of each 3300 and 1000 pF cap to
      > ground, should attenuate both stations more than 30 dB.
      >
      > Download the filter designer Elsie at http://tonnesoftware.com/elsie.html
      > *Amidon has a toroid calculator at
      > http://hfdxer.x90x.net/tech/toroid_calculator.php.html
      >
      > Cortland
      > KA5S
      > ----------------------------------------------------------
      >
      > On 8/21/2013 9:57 AM, nb8q wrote:
      > >> I am getting hammered big time on 80 @ 3810. Arrl says to add a
      > >> attenuators at receiver input, any clue where that might be?
      > >>
      >
      >
      >


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