Esteemed Herr Professor Doktor Bruno, are you referring to a specific device that generated this spike, and if so, what was it?
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Sehr geehrter Herr Prof Dr Franks: a lighting motion detector, apparently similar to
@nickfeed - Još 2 druga odgovora
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Can you recommend a good one?
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We bought a USB one from
@Dodotronic. We were quite satisfied for our purposes but have no experience with other microphones. If you search for "ultrasound microphone" or "bat detector", you'll see there are lots of options, varying quality, wide range of prices. - Još 2 druga odgovora
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At our Mayo Clinic core, we used a bat detector and found MANY things that screamed in the ultrasonic range, including some LED flood lights that we had been pointing at the ceiling for indirect lighting.
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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Yep. Saw this yesterday. Will order a microphone this morning.
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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Wow, what style of lighting motion sensors cause this?
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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Very true! Our lab had to get the lighting motion sensors removed
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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thanks for the headsup, will do so!
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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