[CQ-Contest] SO2R question

Barry w2up at mindspring.com
Wed Dec 4 13:36:12 EST 2002

FYI, Writelog includes a lockout in software when using 2 computers. It 
was there in RTTY for several years, and recently added for CW/SSB.
Barry, W2UP

On 3 Dec 2002 K4RO Kirk Pickering wrote:

> On Tue, Dec 03, 2002 at 06:08:33PM -0500, k3ft at erols.com wrote:
> >  When running the SO2R using the Top Ten Box (as an example) where it
> > swtiches the headphones to S&P rig while RUN rig is Tx, does it lock             > out the PTT from the S&P rig so you cannot TX with S&P rig until RUN
> > rig is finished TX? Then if you key S&P rig does it lock out RUN rig?
> Yes.
> Most contest software that I am aware of will not allow 
> simultaneous transmission on more than one radio.  The
> computer can only key one radio at a time. Some ops use 
> two computers for SO2R.  In such cases, they must build
> a lockout device to prevent simultaneous transmission.
> Receive audio switching is left up to the imagination,
> but only one transmitted signal is permitted for Single Op.
> -Kirk  K4RO
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Barry Kutner, W2UP              Internet: w2up at mindspring.com
Newtown, PA                     Frankford Radio Club

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