Henry,

Your real answer depends on your particular hearing loss, so no one else can say what your particular "desired pitch" can be.

I suggest you experiment with different pitches in real time CW QSOs. Tune the station to the pitch that you can copy best - then figure out what that audio frequency is. You can play the CW through an audio spectrum analyzer to determine the pitch that you hear best. One such analyzer is Spectrogram, and the 2 freeware versions (5.71 and 16) can be downloaded from my website www.w3fpr.com. Look for the links near the bottom of the opening page. These are local copies of the Spectrogram files that have been virus scanned numerous times. I hear reports that some sources of Spectrogram contain bad stuff, but these are clean copies.

SpectrumLab and other audio spectrum analyzers can do the same thing.

73,
Don W3FPR

On 2/5/2015 6:42 PM, Harry Yingst via Elecraft wrote:
While in the Navy I damaged my hearing from exposure to loud noises (Naval 
Aircraft)Since then I've always had a real struggle copying CW (but I'm 
stubborn and keep trying)

I was playing around with the pitch and found that the higher frequency 
toneshave a ringing to them but as I went lower in pitch the ringing faded 
quite a bit.
So I'm basically looking for tips to help me to be able to copy better.
Thank you


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