[sdiy] inductors, B fields, and confusion

[Scott E.]

Magnus,

Yeah, ya got me! (dying). I agree with your comment on the active system 
though, only way to go.

BTW, if you're really into irony, could I get you to do a couple of my 
shirts? <grin>

Scott E.
=============================================================
Magnus Danielson wrote:

> Scott, 
> 
> ... OUPS! I just had you!
> 
> It was irony Scott, irony...
> 
> Meaning to say, now that I've shown that impedance is independent of efficiency
> I could probably also show it's dependence... with another suite of
> mysteriously connected formulas and arbitrary assumptions ;O)
> 
> 
>>1. Drivers in a passive system where the amplifier is loaded by the 
>>crossover circuit and
> 
> 
> Please avoid these as much as you can. *really*!
> 
> 
>>2. Active systems where the driver is directly connected to the 
>>amplifier, having an electronic crossover prior to the amp.
> 
> 
> Use active system only.
> 
> Cheers,
> Magnus - former PA-systems designer