[Elecraft] KX3: Cleaner audio with Yamaha CM500, also PTT

[Brian Denley]

Jim:
Don't electrets have to be powered (voltage applied) where dynamics do not?

Brian 
KB1VBF
Sent from my iPad

> On Aug 16, 2015, at 8:34 PM, Jim Brown <jim at audiosystemsgroup.com> wrote:
> 
>> For example, Yamaha's own description of the CM500 called it a dynamic mic, while it definitely an electret.
> 
> I suspect that the mic in the Koss is an electret, simply because electrets are cheaper than dynamics, and these are cheap products we're talking about. :)  The challenge, of course, is to separate the "good" cheap from the "bad" and "not very good" cheap.
> 
> I've not seen the Koss products, so have no opinion as to their quality.
> 
> 73, Jim K9YC
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