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Re: TT4 set up, rehashed

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  • Jess
    I was unaware of the MONitor being between 80 and 90. I was getting more than that. I adjusted the RXAMP setting until I was within that range and it worked
    Message 1 of 3 , May 30 8:44 PM
      I was unaware of the MONitor being between 80 and 90. I was getting more than that. I adjusted the RXAMP setting until I was within that range and it worked flawlessly.

      I am now transmitting and receiving stations via RF only.

      Thanks for the help.

      Jess
      KC9QEA

      --- In aprsisce@yahoogroups.com, "Lynn W Deffenbaugh (Mr)" <kj4erj@...> wrote:
      >
      > The most important thing about the TT4 receiving is to get the volume of
      > your audio feed set (and locked, hopefully), then use RXAMP/MONITOR to
      > get the decoder to work. You're targetting a MONitor value of 80-90.
      > Some people will quote you the RXAMP setting that worked for them but it
      > is actually completely dependent on the level of audio coming from your
      > radio. If you don't have a fixed level audio out or a digital volume
      > setting, then you need to find a way to ensure that the volume doesn't
      > change after tuning or the TT4 will cease decoding.
      >
      > Once you have the RXAMP/MONitor values looking good during the reception
      > of a typical packet (oh, did I mention that a second radio tuned to
      > 144.390 or an audio splitter with earphones helps?), you can put the TT4
      > into TEXT mode and monitor packets using a terminal emulator. Once
      > you're sure that packets are decoding, then you can put the port into
      > KISS mode and APRSISCE/32 will probably start doing what you expect.
      >
      > Lynn (D) - KJ4ERJ/EA1 - Author of APRSISCE for Windows Mobile and Win32
      >
      > On 5/30/2011 9:45 AM, Jess wrote:
      > > I have read through several posts on here about setting up a TT4 with APRSIS/32. Up until this point for field operations I have used an AT&T air card to connect to the internet but figured I would try to set up the RF feature.
      > >
      > > After following the directions on the wiki and the hints in posts on here I am still unable to get the darn thing configured. I am transmitting a signal (which I think the TT4 is actually doing) but I am not receiving any information in.
      > >
      > > I have set the TX and RX functions within the TT4 and using the config software have it set to KISS mode.
      > >
      > > So one of two things are going to happen.
      > >
      > > 1. Someone out there is going to shoot me a response with a very easy fix and I am going to look like a fool
      > >
      > > or
      > >
      > > 2. After posting this I'll go back, look at it and see something that I may have overlooked and it will be up and running.
      > >
      > >
      > >
      > > Thanks for any help you may provide and I don't mind looking like a fool.
      > >
      > > 73's
      > >
      > > Jess
      > > KC9QEA
      > >
      > >
      > >
      > > ------------------------------------
      > >
      > > Yahoo! Groups Links
      > >
      > >
      > >
      > >
      >
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