[sdiy] simple modules

[HL-SDK Synths]

Nevermind what I sent. It makes sense to have a voltage source as opposed to
current

On 2/21/07, Ingo Debus <debus at cityweb.de> wrote:
>
>
> Am 21.02.2007 um 02:37 schrieb gerald stevens:
>
> > One last question concerning spekaers and amplifier circuits.  Is the
> > impedance of a typical speaker 8 ohms over the full audible range of
> > frequencies?  Seems like the speaker windings in a large magnetic
> > field
> > would have a substantial inductance.
>
> Speaker impedance varies with frequency, not only due to the
> inductance of the coil. Some speaker datasheets include impedance
> curves.
>
>
> >   Can I treat an amplifier circuit like
> > a simple current source?
>
> Hm, usually an audio power amplifier is a voltage source, not a
> current source.
>
> Ingo
>
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