Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Hi, I'm wondering if someone here could possibly help identify a component. I'm an accordion maker with at best basic knowledge of electronics and sometimes I build microphones in the accordions and concertinas, they are quite basic but have survived me well the last couple of years, they are...
Hi, my friend and I had tried combining lavalier mic and funnel as DIY stethoscope connecting to phone for telemedicine. During a video call, the heartbeat can be clearly heard from the headset but not the lung sound. I think if the signal from lavalier mic can be amplified it would lead to...
Hi, I am trying to hook up some telecoms headsets to an audio mixing desk to make a 4-person intercom system on the cheap! I have a pro audio engineering background, but my analogue electronics is pretty rusty.
I've made some interface boxes that simply convert the 4-pole TRRS headset jack to...
Hi, I'm new to this forum. I'm looking to resolve an issue in my project related to electronic stethoscope. I'm using AOM-5024L-HD-R electret condenser mic and tl071 opamp based preamp circuit as show in the link below
http://dxarts.washington.edu/wiki/electret-preamp-circuit
circuit works...
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