OT: Audio signal definition

[Harold Faulkner]

Bob Rasmussen wrote:
> 
> I should know this, but I don't. My son is trying to relate "line level"
> vs. "Mic level" vs. dBm. vs. dBu vs. voltage. Can somebody fill me in?
> 
> For instance if a mic outputs -56dBm, is that standard mic level? Line
> level?
> 
> Regards,
> ....Bob Rasmussen,   President,   Rasmussen Software, Inc.
> 

Hi Bob,

Try this:  http://www.tape.com/Bartlett_Articles/db_or_not_db.html

Harold