2006-08-26 21:28:07 · 4 answers · asked by ahhong813 1 in Science & Mathematics ➔ Engineering
There is a lot of free software, both Windows and Linux, that will do what you want. Check out the downloads at WebEE, see sources. Google "sound card spectrum analyzer" for more.
Another poster suggests Matlab. I posted some code I wrote to do digital signal processing of .wav files using Matlab in answer to another question. You can find that answer here:
http://answers.yahoo.com/question/index;_ylt=AmAUkEtgAW8qfDCrVsbHljjsy6IX?qid=20060823034029AAs94FK
2006-08-27 02:09:10 · answer #1 · answered by Űbergeek 5 · 0⤊ 0⤋
Athiestforth certainly has the easiest and most straightforward method. Some of the new DSO's are unbelievable...... âº
Doug
2006-08-27 04:53:24 · answer #2 · answered by doug_donaghue 7 · 0⤊ 0⤋
use an O- scope with FFT capabilites
2006-08-27 04:36:47 · answer #3 · answered by atheistforthebirthofjesus 6 · 0⤊ 0⤋
use matlab software. you can read sound from mic (sound card) and even plot the waves
2006-08-27 05:32:34 · answer #4 · answered by vikram 1 · 0⤊ 0⤋