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

[Ed Muns]

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?