[Elecraft] K3 Speaker buzz - But which external speaker ?
Edward R Cole
kl7uw at acsalaska.net
Wed Nov 7 14:51:22 EST 2012
This thread has gotten long so I risk getting chided for replying so late.
I only used the internal K3 spkr for a couple days when the radio was
new. I switched to an old "venerable" National Radio 8-inch speaker
from the 1950's housed in a metal enclosure. I was made for
communication receivers and has sounded great with most of my ham
radios (now dedicated to the K3). No amplifier in it.
I bought a pair of the COMspkr's for my wife's computer as result of
my RFI getting into it when I ran HF (especially 20m). I am looking
for a better solution for my KX3 which is using some old HK computer
speakers. I have never been impressed with their sound (on
computers, with the SDR-IQ, and now with the KX3). The HK always sound murky.
I am thinking to borrow the wife's COMspkr for a test. As I recall
they ran about $45+shipping.
I have had no issues with the K3 audio but the KX3 needs something better.
For communications I do not need super-low THD and 20-Hz to 100-THz
freq response. For my hearing 300-1500 Hz is good. On my home
theater system the low harmonic distortion and wide freq range is
nice (even with poor hearing it turns out). I see this a little bit
apples and oranges.
73, Ed - KL7UW
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