[Elecraft] Zero beat hint and why 800hz maximum?
K4IA at aol.com
K4IA at aol.com
Wed May 14 09:28:02 EDT 2008
One hint from someone who is tone deaf: (I can't tune a piano but I can
tuna fish).
I think most people pick an arbitrary pitch for receiving because the rig
defaulted there or their elmer told them to use a certain pitch. They then try
to use their ear to match that note. But it is not "their" note. To
further complicate matters, the pitch that served you well ten years ago might not
be the best now because your hearing has changed.
I have found that if I pick a pitch that sounds just right to me, then zero
beating is easier because it is the note I naturally want to hear. If you
have your rig set up at 600 hz but your ear likes to hear CW at 800hz, you will
have a hard time trying to zero beat. You will naturally tune higher
because that is the tone you like to hear.
So, my advice is to start over and listen to the various pitches available.
Pick the one that sounds "sweet" to you and make that your default. Make
sure it is the same on all your rigs. Tune yourself up like the orchestra does
before a performance - listen to the SPOT function and fix it in your head
before operating. I think then, you will find it easier to zero beat.
On another note, I have to question why a pitch of 800hz is the maximum the
K3 will allow. Some folks or conditions prefer a higher pitch particularly
when the band noise is a low grumbling sound. The higher-pitched CW stands
out better.
k4ia
"Buck" K3 #101
Fredericksburg, VA
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