[1000mp] 1000MP Mark V Field & PSK31/MFSK31/RTTY Via Soundcard

Ross Stenberg k9cox at charter.net
Sun May 16 12:59:25 EDT 2004


For reasons only Yaesu can answer, as long as set the Easy Set use mode to
PSK-U, you are in upper sideband mode even when the LSB light is on when you
depress and hold the PKT button and it flashes meaning you have entered the
easy set settings.

    73 Ross K9COX
  -----Original Message-----
  From: 1000mp-bounces at mailman.qth.net
[mailto:1000mp-bounces at mailman.qth.net]On Behalf Of Thomas Giella KN4LF
  Sent: Sunday, May 16, 2004 9:43 AM
  To: Dean M. St. Hill; 1000mp at mailman.qth.net
  Subject: Re: [1000mp] 1000MP Mark V Field & PSK31/MFSK31/RTTY Via
Soundcard


  Hi Dean et all,
  Thank you and everyone else who have responded to my queries. Yes I'm
using a homebrewed interface for audio out to soundcard, audio into rig from
sound card and a T/R switch. The audio in has a 1:1 isolation transformer
and a resistive pot. I have already tweaked this circuit for best matching.

  The problem was that I was selecting USB mode on the front of the rig
instead of PKT mode, duh! However when I operate PSK31 in the PKT mode it's
in LSB. You can't get the rig to go into USB on PKT mode.

  I have still not gotten a straight answer from anyone on the below
question:

  What I'm wondering is if the PS31-u setting under "Easy Set" inverts the
transmitted signal to USB?! Anyone know the answer to that? I know that PSK
is sideband independent and it really doesn't matter whether you transmit in
USB or LSB BUT if I am transmitting in LSB using PKT then I need to for
sure, for frequency readout correction for logging purposes.

  73 & GUD DX,
  Thomas F. Giella, KN4LF
  Retired Space & Atmospheric Weather Forecaster
  Plant City, FL, USA
  Grid Square EL87WX
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