Topband: Key Clicks
w8ji at contesting.com
Sun Jan 28 17:44:14 EST 2007
Many radios (not just Ten Tec) incorrectly display the CW
rise and fall times, so check the radio on a scope.
The FT2000 is an example. It displays (like many other
radios) twice the real rise and fall time. If you set the
radio for 3ms, it is really 1.5 ms.
5ms is actually good for 60WPM. In this case the FT2000
would say ten (if allowed). This is why using the longest
setting won't hurt a bit at any speed.
I'm not sure why so many manufacturers are getting the rise
and fall times wrong, but at least they are trying to do the
More information about the Topband