开云体育

I have tried to get rid of this hum many times, both with ultrasonic mic or normal audio. It is the raspberry Pi and the cheap sound card that will make it impossible. There are two solutions. 1. Powe

Geophone, very similar to the LOM one, now available at Veldshop.nl: https://www.veldshop.nl/en/geophone.html

I am used to record with two omnis in AB 60 cm. I wanted a more flexible and lightweight rig. I built a mid-side plugin powered mic out of an PUI AOM5024L HD-R omni capsule and a Primo EM283 figure-of