Audio editors are acim that are used to capture audio from different devices, record voice from a microphone and process the recorded audio.
Audio editors usually have the following features which make them a very powerful tool.
Recording
Audio editing softwares can record audio from your built in microphone of your laptop, line in and from audio card connected to your PC. The quality of your microphone and sound card will also have an impact on the quality of your recorded audio. Having a very good microphone and sound card won’t ensure quality output unless you have a good software.
Import and Export
You can import and export audio files of various formats like AC3, MP3, MP2, M4A, M4R and WMA from and to your computer respectively and can work on them with ease.
Editing
You can easily perform all the basic operations on your audio file like cut, copy, paste, insert silence, insert noise, add or remove tracks, split or merge tracks, split stereo to mono tracks, combine mono tracks to stereo and many other editing features. The tracks can be aligned on your own wish as well.
Adding effects
Once done with recording and editing, you can move on with adding effects to your audio. You can perform a numerous effects on your audio which include changing pitch, tempo and speed, performing echo, amplification, reverb, compression, bass boost, equalization, fade-in, fade-out, delay, etc.
Filters
There are several filters like low pass filters, high pass filters, notch filters etc. to select any particular range of frequencies you need. You can even remove the voice from music with the help of these tools.
Analysis
Once you have finished adding effects to your audio, you can analyze how good your final output is. There are many tools for analysis like spectrogram, plot spectrum, contrast analysis, silence finder, sound finder etc. which are very effective in all respects.