[LAU] Very low input from accoustic guitar pickup

[Dmitry Baikov]

On Nov 23, 2007 9:09 AM, Sebastian Tschöpel <tschoseb at tu-cottbus.de> wrote:
>  > having a battery doesn't mean a thing in regards to preamps, it means
>  > it has an active rather than a passive pickup
>
> But isn't the difference between an active and a passive pickup, that
> the active one uses the electrical energy to run a preamp (or an EQ as well)
> --> "Active" as in "active signal modifying" ?
Yes, but actual pickups used in active scheme have much smaller coils
than passive ones.
So active pickup is not a usual passive pickup + preamp.

http://en.wikipedia.org/wiki/Pickup_(music)#Active_and_passive_pickups

That's why:
> But you're right when you said that the preamp of an active pickup isn't
> the same than an
> external preamp that amplifies up to a line-level for the mixer.

Dmitry.