To record the system’s audio (e.g., a music file from Media Player, or audio from YouTube’s live video), select Stereo Mix as a Recording Device from the Device Toolbar.ģ) Stop the recording using the yellow Stop button.To record audio (your live audio, any live external musical instrument or both together), select Internal Mic (the default recording device of your system) or External Mic ( to record from your headphones’ mic, for instance).Recording your audio: To record audio, this is what you need to do.ġ) Set the recording device from the Device Toolbar: Press the Stop button to stop the playback.Pressing the Pause button once will pause playback, and pressing it again will resume the process.Press the Play button to start playback.To load the files into the current project window, choose File->Import->Audio.Importing and playing existing files: Follow the instructions given below to import and play existing files. By clicking on Solo, only the selected track is played. The signal in the top panel and the vertical scale represent the left channel, while the signal in the bottom panel and the vertical scale represent the right channel.īy clicking on Mute in the Track Control panel, you can mute the selected track and listen to all other parallel tracks, if any. Stereo audio track: Figure 4 shows the separate components of an Audacity stereo track. Playback volume slider: Sets the playback volume (on the right side) Recording volume slider: Sets the recording volume (on the left side) Mixer Toolbar: This has the following features. You will observe two vertical bars to the right, which are meant for resizing the toolbar by clicking and dragging on the bars. In Windows, the default Playback Devices are Speakers and Headphones (IDT high definition audio codec), where IDT is the name of the sound card manufacturer. In order to select the Playback Device, choose the built-in or attached sound device that you want to use for playback.For a stereo device, setting Recording Channels to ‘2 (Stereo)’ ensures that any settings in the system or sound device control panels are stereo.For a mono recording device (most microphone ports), selecting ‘2 (Stereo)’ in Recording Channels copies the mono source to both channels, producing a dual mono recording.Recording Channels can either be mono, stereo or as specified by sound device drivers.Stereo Mix should be selected if you want to record the audio from your system (say, from Media Player). The internal microphone (the default recording device of your system) or the external microphone (like your headphones’ microphone) is selected when recording your own audio. The Recording Device can be chosen as per requirements.In Windows, MME is the default setting and is compatible with almost all audio devices, while on Linux the option is ALSA. The Audio Host selects a specific interface, using which Audacity connects with the selected playback and recording devices.Recording Meter Toolbar: This displays recording levels.Įdit Toolbar: This has features such as cut, copy, paste, trim audio, silence audio, undo, redo, sync-lock, zoom, etc.ĭevice Toolbar: This selects the audio host, recording device, recording channels and playback device. Tools Toolbar: This is used for audio selection, volume adjustment, zooming and time-shifting. Transport Toolbar: This manages recording and playback. The most commonly used toolbars are described below. Interested readers could refer to this site for more details. Some of them are explored here by using the screenshots from Audacity’s official documentation website (Reference 4). Getting familiar with the Audacity environmentĪudacity offers various functionalities. Figure 1: The Audacity GUI environment Figure 2: Device Toolbar From the Ubuntu Apps Directory (for Linux)Īfter downloading the software, the installation process is very simple to follow, as directed by the installation wizard.There are many ways to get this software: Plot the spectrum and spectrogram of a sound fileĪudacity is a cross-platform tool, available for Windows, Mac and Linux.
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