On Sun, 2006-02-26 at 14:49 -0800, Kevin Cosgrove wrote:
> On 26 February 2006 at 20:50, Dan Mills <dmills@email-addr-hidden> wrote:
>
> > Surely -INF dB SPL?
>
> Negative dB would imply that the unit absorbs sound. Do you think it
> does that? 0dB indicates it neither creates nor absorbs sound.
Heh, maybe active noise suppression (where you measure the noise in
realtime and suppress it by generating the inverse waveform) is the way
to go - has anyone tried this approach for silencing a PC?
Lee
Received on Mon Feb 27 04:15:07 2006
This archive was generated by hypermail 2.1.8 : Mon Feb 27 2006 - 04:15:07 EET