Genuinely, a condom might be able to help you here. I have read several times of people fitting them completely over their mics to combat wet conditions. Perhaps in the case of an enclosure, you could still utilise the material even if you can't fit it over. I'm sure it will affect the sound slightly but that is probably unavoidable and it's really about ...


http://www.countryman.com/emw-omnidirectional-lavalier This is a professional lavaliere microphone and will cost more but it should be worth it.

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