Checkout how good the primo mics are here for example: https://acousticnature.com/journal/how-to-make-diy-microphone-with-em172-272-capsules https://acousticna

Checkout how good the primo mics are here for example: https://acousticnature.com/journal/how-to-make-diy-microphone-with-em172-272-capsules https://acousticnature.com/journal/how-to-make-diy-microphon...