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Subject:
From:
Matthew Chao <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Thu, 16 Jul 2015 16:14:39 -0400
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text/plain
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text/plain (124 lines)
Hi, Steve.  Isolating the radio from the PC's sound card works for 
me.  Any special instructions for installing the interface?  Is there 
a special CD for doing this?--Matt, N1IBB.

At 08:28 AM 7/15/2015 -0400, you wrote:
>Matt,
>
>If you have removed the little plastic cover  from over the jacks, the
>one on the left is a 1/8  jack for external speaker, the one in the
>middle is a mini din for data (this is where the interface connects),
>and the one on the right is a mini din for connecting an amp.
>
>Without looking it up, I think the data  jack is a 8 pin mini and the
>amp jack is a 6 pin mini.  The amp jack also has the pin for FSK rtty,
>but  that's not an issue if you are using the sound card to generate
>AFSK RTTY.
>
>If you go the Signal Link route, be sure to request the  cable for the
>480.    It will have a square RJ type plug at one end for the Signal
>Link, and a small round mini din to plug into the radio.
>
>If you just want to test with an audio connection, you can use either
>the headphone jack or the external speaker jack  to feed audio to the
>sound card in the pc.    To keep from over driving the sound card you
>would set the  radio volume way down and tweak with the pc's mixer
>controls.  If you get the interface, the audio is  routed via the usb
>cable to the interface and  through the din connection to the radio.
>No need for an extra audio  connection in this case.     Once you've
>followed the installation procedure for the interface on the pc, all
>your audio in and out levels are controled via the front panel knobs on
>the interface.
>
>BTW, there are other interfaces oute there with a built in sound card,
>but the SL USB is  well reviewed, reasonably inexpensive, and used by a
>few on this list.   Of course with a radio like the 590, with it's built
>in sound card,  an interface isn't needed, so mine is currently  not in
>use.
>
>73, Steve KW3A
>
>
>
>
>
>
>
>On 7/15/2015 5:58 AM, Matthew Chao wrote:
> > Hi, Steve.  Thanks for the info.  How do I figure out which DIN port
> > to use on the 480?  And would running a patch cord from the headphone
> > jack into the PC's input work?  Thanks in advance.--Matt, n1ibb.
> >
> > At 10:04 PM 7/14/2015 -0400, you wrote:
> >> Matt,
> >>
> >> The Signal link USB is nice.  I have one and others on the list do as
> >> well.  cheapham.com has it for $89 plus shipping.     This price
> >> includes 1  radio specific cable to go from the unit to the radio.   In
> >> your case, it will plug into one of the mini din jacks on the front of
> >> your 480.    These are behind a little plastic cover that needs to be
> >> removed  just to the left of the  serial  db 9  connector.
> >>
> >>    If you go the SL USB route (no matter where you get it) you should
> >> spend the extra $5 bucks or so and get the plugin  module for the 480.
> >> The SL USB can be configured for a lot of radios,  and comes with a
> >> bunch of little wire jumpers that need to    be plugged into a header
> >> inside the unit.     The optional, radio specific modules  plug into the
> >> header as a single piece, instead of 8  little jumpers.     When I got
> >> mine years ago, the modules weren't around, and I had to do the jumper
> >> thing.  Not the end of the world, but  spend the extra money and get the
> >> plug and play thing.
> >>
> >> The unit does have knobs on the front for  audio in and out levels, as
> >> well as  vox delay.
> >>
> >> Sorry you couldn't make any sense out  of the articles on
> >> hamradioandvision.com    I thought that  seeing what other people are
> >> doing might give you  pointers.
> >>
> >> Before spending money on an interface, maybe just try some rx and see
> >> how it works.  To receive, all you need is a audio cable between  audio
> >> out of the radio, and line in on the pc's sound card.   I know you want
> >> to work all modes, but maybe just pick one for starters.  Download
> >> software for it and see if you can get the rx side to work.     The
> >> biggest problems for digital operation by the blind  are getting the
> >> signal tuned in, and getting your screen reader to  speak out something
> >>    that makes sense.    If you can't make the rx work to your
> >> satisfaction you might be wasting your money on an interface.
> >>
> >>
> >> I think the MixW software John uses isn't free, but has a free trial
> >> period.  It never worked for me.  MMTTY for RTTY and Digipan for psk are
> >> both free.    In digipan, set the menu option  to "use arrows for seek"
> >> and the arrow keys on the keyboard will jump between signals on the band.
> >>
> >> 73, good luck, Steve KW3A
> >> On 7/14/2015 7:15 PM, Matthew Chao wrote:
> >>> Hi, Folks.  Now that I've gotten my question answered regarding
> >>> splitting the sound card duties (Window-Eyes on one card, and digital
> >>> mode on a USB card) I have a few questions.
> >>>
> >>> 1.  Someone recommended a Tigertronics USB system to me to interface
> >>> with the radio.  Does anyone know anything about this system?
> >>>
> >>> 2.  What software is likely to work best with Window-Eyes?  I'm
> >>> interested in doing PSK31, RTTY, and JT65.
> >>>
> >>> 3.  I was up on the Web site recommended to me by one of you folks,
> >>> and only got totally confused on how to get digital modes going.  I
> >>> think the site was hamandvision.com.
> >>>
> >>> 4.  Of all the digital modes, which one is the least difficult to
> >>> start with and grow?
> >>>
> >>> Sorry for all the questions, but this mode sounds interesting, and a
> >>> new challenge.  Thanks in advance for your help.--Matt, N1IBB.
> >>>
> >>>
> >>>
> >>>
> >>>
> >
> >
> >

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