I also installed the LPF in 2 K3s here this weekend. Although I have
pretty good hearing, I was skeptical about any possible improvement.
However, I was surprised when I turned on the 1st unit completed. The
improvement was noticeable (I use headphones with a wide frequency
response). CW notes are
I recently installed the LPF. I did *not* make any other changes
(e.g. to extend the low frequency response.) I work mostly CW but do
a fair amount of listening to SSB and SWBC.
In my case, the effect is rather subtle and I can't be sure it's not
just a placebo effect, but I think CW notes
Makes the radio sound a lot quieter and less fatiguing to me.
Honestly I feel much more comfortable for long periods of time behind
the K3 after installing the filter. I should state that I changed the
filter and several of the output caps at the same time.
I even tried to do some filters in t
I'm a SSB operator and am interested in the Low Pass Filter Update/Mod.
Can someone with a pre-Rev D DSP board who has installed the K3DSPLPF speak
to the improvements?
Thanks.
73,
Dick - KA5KKT
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