[RTTY] FW: [CQ-Contest] RTTY Sprint Questions

Bill bmarx at bellsouth.net
Sat Mar 31 05:24:37 PDT 2012


I always have trouble with this...
Bill Marx W2CQ



On 3/30/2012 2:08 PM, Ed Muns wrote:
> POI (perhaps of interest) ...
>
>
>
>> -----Original Message-----
>> From: Ed Muns [mailto:w0yk at msn.com]
>> Sent: Friday, March 30, 2012 11:05 AM
>> To: 'John Reilly'
>> Cc: 'cq-contest at contesting.com'
>> Subject: RE: [CQ-Contest] RTTY Sprint Questions
>>
>> 1.  Although strange to CW/SSB Sprinters, it is common
>> practice in all RTTY contesting to end CQ messages with 'CQ',
>> and only 'CQ', after your callsign(s).
>> 2.  Just send your callsign ... once or twice depending on
>> the specific situation.  No need to send it twice if once
>> will get through.  You just need to judge the balance of
>> brevity (speed) vs. reliable communication.
>> 3.  Generally, yes, send unique exchange elements twice.
>> This definitely applies to the serial number in RTTY
>> contests, but judgment (again!) applies to the NAME and QTH.
>> If you sense that most recipients will get NAME and/or QTH
>> correct with just one copy, then keep the message short.
>> Remember, in CW and SSB, we only send all three exchange
>> elements once.   RTTY serial numbers really do need to be
>> sent twice because a small noise spike could transform one
>> number and you'd never know it by ear like you do on CW and SSB.
>>
>>
>> Ed - W0YK
>>
>>
>>
>> John, N0TA, asked:
>>> I have three exchange questions:
>>>     1. When Calling CQ, do you end with CQ (CQ NA N0TA N0TA CQ)?
>>>     2. When calling a station, do you send their callsign (W6SX DE
>>> N0TA), or just send your callsign twice?
>>>     3. Should I send my exchange twice?
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