I'm building a converter box to allow recording from a PA system to my iPhone. I've got the wiring figured out, and I have continuity through my connections, but I need help with resistor values. The ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The CAD Astatic 210 Surveillance Mic is a new commercial-grade omnidirectional, button-style ...

In an effort to record system audio on a laptop with no system output in my Recording Control, I decided to try plugging a short male-male mini cable from my headphone output to my mic input.

Why audio matters: Adding microphones to video systems gives critical context — from verifying alarms to capturing disputes, threats, or confessions — that video alone misses. Choosing the right mic: ...