[Elecraft] Copying CW and Pitch

[Jim Rhodes]

Anymore I find that my hearing (except for that pesky tinnitus) rolls off
around 1800 hz. I can't hear my auduo in the monitor if I use a tone that
high anyway.

On Sun, Mar 14, 2021, 04:39 E.H. Russell <ehr at qrv.com> wrote:

> FWIW At my age hearing of both ears starts to roll off in the 4khz range.
> I can remember when the upper limit was 20+khz. I'm a bass player so my
> hearing is quite acute at low frequencies. However for CW I prefer to copy
> at about 625hz. This is with filters set in the 50-500hz range. If I try to
> copy at a lower frequency the signal tends to get shrouded by noise. I have
> not specifically tested the ability to discriminate close signals though.
>
> ED / W2RF
>
>
>
>
> -----Original Message-----
> From: elecraft-bounces at mailman.qth.net <elecraft-bounces at mailman.qth.net>
> On Behalf Of Jim Brown
> Sent: Sunday, March 14, 2021 3:16 AM
> To: elecraft at mailman.qth.net
> Subject: Re: [Elecraft] Copying CW and Pitch
>
> On 3/13/2021 9:37 PM, Dave Cole wrote:
> > I had a hearing test many years ago, and asked to see the results.
> > Turns out I had a null at some frequency I don't remember right now,
> > but it was exactly where I had selected my sidetone to be...  My guess
> > is because I heard less noise there...  Anyway--
> >
> > I re-selected a new sidetone, lower in frequency, and on a small peak...
> >   My CW speed for copy increased probably 10-15%.
>
> One of the most common forms of hearing loss starts at the high
> frequencies and works its way down with age, but that's far from universal.
> When one or more notches develop at certain frequencies, it's often the
> result of noise exposure at work.
>
> 73, Jim K9YC
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