Light is electromagnetic radiation within a certain portion of the electromagnetic spectrum. The word usually refers to visible light, which is visible to the human eye and is responsible for the sense of sight.
You can now click the Start Recording button and start your screencast. When youâre done, you can click Stop Recording and youâll find your screencast at the file you selected. Speak into your microphone as you record the screencast and OBS will add your voice to the video file.Read Article]. The video file OBS creates is an H.264 MP4 file at the resolution of your desktop. If youâd like to edit your screencast and remove any unnecessary bits, use Avidemux to edit the video file. Itâs a simple, free, and easy-to-use tool for doing some basic video editing.
Testing a microphone using Windows Sound Recorder (Windows 8). Use the Windows Sound Recorder to find out if the computer can record a signal from the microphone and play it back. Use the following steps to create an audio file: Plug the microphone into the computer.rom the Recording tab of the sound window, select the port that you want to use (there could be one or more ports). If the device you want to use contains a small circle with an arrow pointing down, the device is disabled. To enable the device, right-click the device name and select Enable.