[TenTec] CW A/B modes
w8au at sssnet.com
w8au at sssnet.com
Wed May 12 10:17:37 EDT 2004
At 12:20 AM 05/12/2004, Alfred Lorona wrote:
>The differences between the two modes are really quite subtle. It was
>first identified as a design parameter by famed keyer designed Chet Opal,
>w9to, in 1975. He called it 'echo' for want of a better name at the time.
W9TO was Jim Ricks, originator of the "digital" keyer back in the mid
fifties. Don't think he added any subtle features in later years.
Perry w8au
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