[RTTY] Length-of-Exchange utility

Bill w9ol at billnjudy.com
Tue Mar 29 15:26:32 PDT 2011


Right on the money, Bob!

another thought though

If I used 'NEGATIVE' Serial Numbers' would I become 'younger'???



On 3/29/11 5:13 PM, Robert Chudek - K0RC wrote:
> Right on the money, Bill!
>
> But I've taken this one step further.
>
> To keep my exchange at the absolute minimum, I did not participate in
> the last RTTY contest. This provided a couple other benefits... there
> were no busted calls in my log and I wasn't constantly asked for repeats
> due to my pathetic signal and/or QRM.
>
> 73 de Bob - KØRC in MN
>
>
> On 3/29/2011 5:07 PM, Bill wrote:
>> I ran that and after careful analysis I realized that if I keep my
>> serial numbers below 10 i.e.
>> w1xx 599 10  w9ol cq
>>
>> I will be much faster and have more time to make more qsos.
>> No wonder I haven't won a contest lately, I've been INTENTIONALLY TRYING
>> to make my serial number multi digit!!!!
>>
>>
>> On 3/29/11 4:34 PM, David Westbrook wrote:
>>> Here's a little web utility to compare different exchanges such as "599 0123
>>> 0123" vs "599-0123-0123"  and display the real (including shifts) length and
>>> the real time (in seconds) it would take to transmit.  Assumes 45.5 baud,
>>> and has the stop bits and Un-Shift-On-Space (USOS) as options.
>>>
>>>            http://dwestbrook.net/projects/ham/rtty-length
>>>
>>> What sparked this was Chen's comment in the recent "RTTY" thread re: AL9A's
>>> "slow" rtty:
>>> ~~~~~~~~~~
>>> "'Someone' in the contesting community should whip up a Java tool to
>>> figure out the number of seconds an exchange takes when you enter the
>>> actual exchange and states such as number of stop bits and USOS
>>> condition. Perhaps such a tool should even be embedded into RTTY contest
>>> programs. Most RTTY ops know how to count them, but it could be an eye
>>> opener for folks who are not familiar with stop bits and LTRS/FIGS shifts.
>>>     Often, it is not a matter of choosing a shorter exchange for the human
>>> reader, but on how you create the exchange for a machine."
>>> ~~~~~~~~~~
>>>
>>> So, enjoy!
>>>
>>> Comments/Issues/Suggestions welcome here or directly at dwestbrook at gmail.com
>>> Source code (perl using a regexp approach) is free and linked to from the
>>> tool.
>>>
>>> Chen -- thanks again for the tech support!!
>>>
>>> --david
>>> KJ4IZW
>>> _______________________________________________
>>> RTTY mailing list
>>> RTTY at contesting.com
>>> http://lists.contesting.com/mailman/listinfo/rtty
>>>
>>>
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>

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