Have you tried it without a mike plugged in? Always think about failure modes. Adam Pavel Korensky wrote: | Hello, | | when I read about hardware random number generators in this mailing list, I got | one idea. Maybe it sounds crazy, but is it possible to use soundcard | (SoundBlaster for example) as a source for really random numbers ? | What if I connect the input line of the soundcard with some external source of | noise, like FM receiver or Dolby Surround decoder (with built-in white noise | generator) or tape recorder with blank (erased) tape. It is possible to sample | the sound (noise) and use the sampled values as a random numbers ? And how much | random is this source ? | I tried to find some mentions about this method with altavista, but I didn't | found anything. | | Bye PavelK | | | -- | **************************************************************************** | * Pavel Korensky (pavelk@dator3.anet.cz) * | * DATOR3 Ltd., Modranska 1895/17, 143 00 Prague 4, Czech Republic * | * PGP key fingerprint: 00 65 5A B3 70 20 F1 54 D3 B3 E4 3E F8 A3 5E 7C * | **************************************************************************** | -- "It is seldom that liberty of any kind is lost all at once." -Hume