Thanks to for the many replies.

Walter offers an interesting option of the ModMic.
Model-4 is cheaper with single cord and no mute switch (not needed in PTT ham radio).
Model-5 has switchable mic elements (not sure if that would be useful)

which is likely to work best with wind-blast noise? My application is outside standing on either a beach or mountain top doing microwave ham radio (SSB primarily).

I have a ten-year old Bose QC30 headset that might work well with the boom. It fits over my hearing aids OK. Usually I remove hearing aids in an airplane and wear the Bose (combined >60 dBa isolation).

I wonder how well the boom attaches (and comes off)? I would prefer not to deal with boom mic when traveling on airplanes.

Also this is for use with KX3 (does it provide mic bias?)

Not wearing my hearing aids is fine for digital modes (I see the signal vs hear it), or when sleeping (nice and quiet). But raising volume does not work for me. I have to use closed-captioning when watching TV. My hearing loss is in speech recognition. Sort of like attacking your speaker with a knife and then wrapping it in several layers of towels. All you hear is "mmmf wooot swaan jstouble rattle rattle. All consonant sound is lost: the *ain in **ain *alls *ainly on the *lain. Clue: **ain = Spain.

My hearing aids have the telecoil but I never use it (way too noisy and distorted). For regular telephones I use the speaker-phone and for my iphone5 I have blue-tooth connection to my hearing aids. I have a blue tooth audio appliance that permits plugging into an audio source to send to my hearing aids via blue tooth, but it "eats" batteries in a couple hours use so I have not used it for ham radio. Of course its simplex (no mic). My hearing aids have a remote with mic but does not work well in wind (makes very hollow sound for telephone user).

Guess more to think about.

73, Ed

From: Walter Underwood <[email protected]>
To: Elecraft Reflector <[email protected]>
Subject: Re: [Elecraft] K3: CM500 vs. SB40
Message-ID: <[email protected]>
Content-Type: text/plain;       charset=utf-8

The SB45 does appear to go around your ear.

Another option is to add a boom mic to the headphones you like. The ModMic attaches to headphones.

https://antlionaudio.com/

Interesting, one of their sales regions is ?Amateur Radio?. Here is a ModMic vendor that includes some mic adaptors.

http://pileupdx.com/product-category/brands/antlion-modmic/

They are also available at B&H and Amazon.

https://www.bhphotovideo.com/c/buy/Shop-by-Brand-Antlion-Audio/ci/4/phd/3704379912/N/4294255798
https://www.amazon.com/l/11391726011

wunder
K6WRU
Walter Underwood
CM87wj
http://observer.wunderwood.org/ (my blog)


73, Ed - KL7UW
  http://www.kl7uw.com
Dubus-NA Business mail:
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