[Qcwa] Which 2 Changed?

[Neal McEwen K5RW]

> 
> Actually three characters were changed, the period, the comma and the
> exclamation point. The old period was dit dit space dit dit space dit
> dit that was copied by machines as iii and so it was changed to dit dah
> dit dah dit dah, which had been the comma.

  Another reason that the period was changed was that if sent in cypher
  groups, an operator copied it as III rather than a period, messing up
  the decoding.
 73 de Neal, K5RW

> The comma was changed to dah
> dah di dit dah dah, which had been the exclamation point. The
> exclamation point was left out of the code altogether! We old-timers
> remember it well, it's hard to teach an old dog new tricks!
> Harvey/W4TG
> 
> 
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