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Re: [RTTY] New

To: "Al Kozakiewicz" <akozak@hourglass.com>, "Neilensign" <neilensign@yahoo.com>, "Rtty" <rtty@contesting.com>
Subject: Re: [RTTY] New
From: "Jim W7RY" <jimw7ry@gmail.com>
Reply-to: Jim W7RY <jimw7ry@gmail.com>
Date: Thu, 12 Jan 2012 14:35:57 -0800
List-post: <rtty@contesting.com">mailto:rtty@contesting.com>
Alaska sends a serial number not a state.  I for one liked the /kl7. That 
way I knew he was in Alaska and expected a serial number instead of a state.
Some of the new folks sent a serial number and a state. I just wish they 
would read the rules.

73
Jim W7RY



--------------------------------------------------
From: "Al Kozakiewicz" <akozak@hourglass.com>
Sent: Thursday, January 12, 2012 1:56 PM
To: "Neilensign" <neilensign@yahoo.com>; "Rtty" <rtty@contesting.com>
Subject: Re: [RTTY] New

> In a sense it did take forever; nearly twice as long at any rate,
>
> Sending just your callsign twice (N7ZYS N7ZYS) takes 17 characters. 
> Adding the /KL7 takes 31:
>
> BAUDOT is a 5 bit code, which translates into 32 possible combinations. 
> Not enough for all the letters, numbers and a few symbols.  As a result, 
> the code requires a letters shift character to tell the decoder that the 
> characters following are to be decoded as letters and a figures shift to 
> signify that the characters following are to be decoded as numbers or 
> figures. Some common characters (like space and CR) are in both the 
> letters and figs table.  So, to send N7ZYS/KL7 once requires the following 
> sequence:
>
> {LTRS}N{FIGS}7{LTRS}ZYS{FIGS}/{LTRS}KL{FIGS}7{SP}
>
> You can see that adding the /KL7 adds 7 or 8 characters to your callsign, 
> depending on whether a letter follows or not. E.g. /KL7 599 takes 7, while 
> /KL7 AK takes 8 since you need to shift back to letters before sending 
> 'AK'.
>
> I don't believe signing /portable is required by law if you are licensed 
> in the USA.  If you only run S&P, adding the extra suffix probably doesn't 
> buy you much.  Adding it when running might attract interest in certain 
> contests.  Obviously you need to use the same callsign throughout the 
> contest. so you need to choose wisely.
>
> Al
> AB2ZY
>
> ________________________________________
> From: rtty-bounces@contesting.com [rtty-bounces@contesting.com] On Behalf 
> Of Neilensign [neilensign@yahoo.com]
> Sent: Thursday, January 12, 2012 4:22 PM
> To: Rtty
> Subject: [RTTY] New
>
> Hello all,
>
> This past contest was my first. I posted a dismal 107 contacts. I'll 
> devote more time next time.
> I have a couple of questions....
> My call is N7ZYS and I used N7ZYS/KL7. Seemed like it took forever to send 
> my call 2 times. Since I'm in Alaska, what would be appropriate?
> Also, I downloaded the N1MM macros for the contest. I trusted they were ok 
> to use the way they are. Is this ok to do?
> I'm learning a lot about what and what not to do on here. Thanks,
>
> Neil
> N7ZYS
>
> Sent from Neil's iPhone
>
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