High frequencies propagate in a straight line from a speaker, so a speaker 
facing upward loses 'presence'. Also the K3 speaker is a small speaker in a 
small box. An external speaker, facing the operator, will help a great deal.

Vic 4X6GP

> On 16 Sep 2016, at 14:04, Alan. G4GNX <g4...@theatreorgans.co.uk> wrote:
> 
> Hi all.
> 
> I wonder if I can get some feedback about K3 audio from the built in speaker. 
> Please note that this is not a K3 bashing session, my comments are made as an 
> enquiry based on observed facts.
> 
> We have a K3 at the local Ham Radio club and we often get complaints that the 
> audio from the internal speaker is not very good quality, even when signals 
> are 5/9 and virtually no RF noise.
> I suspect that part of the reason is that the K3 is setup to someone’s 
> personal preference, or not really setup at all!
> We made a comparison last week against a new Icom IC7300 which  also had an 
> external speaker and the IC7300 ‘won’ hands down. At first I made an excuse 
> that it was the external speaker, but we unplugged it and the IC7300 was 
> still superior.
> 
> I have never really had an issue with audio on my personal K3, but then I’m 
> into clear communication and over the years I’ve trained my ears to listen in 
> the noise and pick out voices, whilst ignoring the mush, much the same as in 
> a crowded room when attempting a conversation with one or two individuals.
> 
> I do know what good hi-fi sound is but do not necessarily look for that in a 
> communications device, so are some members being over-pedantic?
> 
> Another Radio Ham reported that he had by accident parked his new K3S under a 
> shelf which ‘threw’ the sound forward and he found that it was greatly 
> enhanced. I wonder if fitting some sort of hood, in keeping with the K3’s 
> style, would be worth trying, or maybe replacing the internal speaker with a 
> better device. I don’t really want to start campaigning to purchase an 
> external speaker for the K3 because it’s another ‘lump’ that needs to be 
> carted around to club meetings and events.
> 
> Thoughts?
> 
> 73,
> 
> Alan. G4GNX
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