The EM258 has a very useful ouptut at 40Hz. At 80 Khz it's almost nothing -- although it will still register something, just above the noise!
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MEMS microphone capsules like those listed here: ? ?have a much better ultrasonic response.
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On Mon, Oct 28, 2024 at 11:51 PM, Jonas Gruska wrote:
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Primo EM258 goes up to 80 kHz.
On Oct 29, 2024, at 08:45, cx b via groups.io <clistburnham@...> wrote:
Hi all -
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Any recommendations for cheap-ish electret elements that go up to 40kHz?
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Thanks!
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