A difference of 2 dB cannot be noted by most people. The minimal difference you can hear is 3 dB, but please try some more difference e.g. 10 dB.
2010/1/31 Foss User <[email protected]>: > I am using the tones command from siggen package. > > $ rm notes.wav; tones -w notes.wav 1000 4...@-2 0 4...@-4 && play notes.wav > > The command generates 3 tones, each one second long > > 1. 440 Hz at -2 dB > 2. 0 Hz (silence) > 3. 440 Hz at -4 dB > > However, both the first and third tones sounds equally loud. From the > decibel values I have given, the first tone should have sounded louder > than the third. Can someone tell me what is going on? > > N.B. The 'play' command is from sox package. > > > -- > To UNSUBSCRIBE, email to [email protected] > with a subject of "unsubscribe". Trouble? Contact [email protected] > > -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]
