Subject: Re: [WriteLog] RTTY SO2R Basics
> Hi Bob
> I have done what your trying to do using an IC765, IC7800, Microkeyer to
> interface the 765, a home brew interface using a real serial port for the
> 7800. I use a single sound card running two copies of MMTTY to decode the
> left and right channel. XP I understand is required to do this. I key both
> transceiver with FSK.
>
> While not of interest to you, I ALSO RUN CW, but needed to add a
> DXDoubler to accomplish that. (Could have used a relay to select radios
> from a pin on the LPT port.)
> The only additional hardware I found necessary was a set of bandpass
> filters to kill transmitter noise into the other receiver. I am using
> ICE'S. Dunstarrs are reported to do well. If you want to automate
> bandswitching the filters', band decoders will be needed.
>
> If I can help, write.
>
> Byron, W3WKR
>
>
>
> ----- Original Message -----
> From: "K3MQ" <k3mq@bwave.com>
> To: <writelog@contesting.com>
> Sent: Monday, September 04, 2006 5:55 PM
> Subject: [WriteLog] RTTY SO2R Basics
>
>
>> I'm considering going SO2R for RTTY contesting. I've read enough info
>> online
>> to get totally confused regarding hardware.
>>
>> I now have a IC-756 ProII using a Microkeyer interface into an XP
>> computer.
>> I have rig control and am using FSK. Software is Writelog. Antennas are
>> quad
>> for 10-20m and a multband windom.
>>
>> I will probably get a 756 or 756 Pro I for second unit (can't live
>> without
>> band scope). I will probably use a different multiband wire to get
>> started
>> with second rig.
>>
>> I want to run FSK on second radio with rig comtrol. I should be able to
>> select antennas directly on radios without external switcher since I am
>> not
>> sharing any antennas.
>>
>> I intend to only use SO2R for rtty, no other modes, and I want to use
>> just
>> one computer.
>>
>> The question is, what additional hardware do I need? Is a second
>> interface
>> (MicroKeyer) needed? That is the point of confusion. I presume I need two
>> soundcards, but how does the signal get from the second soundcard to the
>> second rig without a second interface?
>>
>> We are on a budget here, and adding the new Microkeyer SO2R controller at
>> $700 is out of the question.
>>
>> 73 Bob K3MQ
>>
>>
>>
>>
>> _______________________________________________
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>> WriteLog@contesting.com
>> http://lists.contesting.com/mailman/listinfo/writelog
>> WriteLog on the web: http://www.writelog.com/
>
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