The Re-analogue effect adds effects to the audio file that make it sound artificially older.  
The following setting options are available:
Check box
Hiss
Adds noise to the audio file.
Slider
Level
Specifies the intensity of the noise.
Check box
Retro Radio
Makes the audio file sound slightly distorted, similar to the effect of an old radio.
Slider
Level
Specifies the intensity of the distortion effect.
Check box
Clicks
Adds the effect of scratches and dust on an old record.
Slider
Clicks
Specifies the frequency and intensity of scratches as on an old record. 
Slider
Crackle
Specifies the frequency and intensity of crackling as on a vinyl record. 
Option buttons
Source
Offer a choice of different record types.
Check box
Buzz
Adds a low frequency hum to the audio file.
Slider
Level
Indicates the intensity of the hum.
Slider
Overtones
Specifies the number of overtones the frequency has.
Slider
Slope
Specifies the steepness of the transitions between high and low level. This setting make the hiss sound “scratchy”.
Option buttons
Frequency
Specify the hum frequency.
 
Frequency
The frequency denotes the oscillations per second of an electrical or magnetic field. With audio files this means that the frequency increases with rising pitch. The unit is Hertz (Hz). The highest magnitude of oscillation is called the amplitude.


Re-analogue