Problem with sound (mic) on webinar I do remote lecturing about music via Zoom, and have the following setup at home:webcam for video,laptop to connect with meeting link and as a monitor,ipad to play music samples,Electric piano to play live,headset (Audio-technica BPHS1) with earphones and attached mic,All of the above goes through a mixer (Yamaha: MG10XU)I've used this setup a hundred times very successfully. Yesterday, the mic setup failed me and I don't know why. Symptoms: Either I could hear the host and she/audience couldn't hear me, or she/audience could hear me but I couldn't hear her. I played with the mic settings, and nothing solved the problem. Ultimately, we did the webinar with her (and the audience) hearing me, but I couldn't hear her - which was ok since I was the only one talking. When necessary, we communicated via texts on a phone on the side! It was a very odd experience. Does anyone have any thoughts on what the problem might be? (By the