[CQ-Contest] Cut numbers

[Marijan Miletic', S56A]

OH6LI wrote: Blurring 1 by sending A is unnecessarily difficult.

This is exactly the same logical and timing abbreviation as N for 9 but we are nurtured with frequent 5NN.

You would appreciate cut numbers more if you would have to send them by hand, especially in WAE QTC.

73 de Mario, S56A, N1YU

P.S.  Received another 5NN RST in ANARTS RTTY!  Unfortunately not much VK activity.