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Hans Lindauer

Member
Joined
Feb 19, 2011
Messages
7
I am of course interested for my own knowledge, but also I believe the user would benefit greatly from a basic understanding of WHY different pickup combinations sound different, in layman's terms.

Every generator is a motor being driven by its shaft, and every speaker is a microphone being driven by a voltage. TRANSducers go both ways. When you have two pickups coils in a circuit, at any given time one may more like a generator and the other may be behaving more like an e-bow. The Moog guitar makes use of this principle of the pickup acting as a driver. Some combinations may have more sustain, some may be more damped, some may have more attack or be be more mellow.

Choosing a pickup wiring can be done "by ear" to a certain extent I'm sure, but this isn't the same as turning the knobs on a synthesizer - it's different, discrete combinations. It's more like patching together a modular. In fact, it's just like that. And until you know how the different modules affect the sound by patching them in different ways, it's very difficult to achieve a certain sound that you may be looking for by trial and error.


Placing more and more pickups in series has x effect on output level, has y effect on frequency response at different parts of the spectrum, has z effect on sustain.

The further apart two pickups in parallel/series are, ...

Two pickups wired out of phase in series will tend to affect the low end...

etc.


Except for physicists, I don't think anybody really cares too much or has a use for how the magnetic flux is changing in response to the string's motion, or what the transfer function looks like. But I think there are plenty of rules of thumb to be had here, otherwise we're looking at the Million Monkeys principle. So now I have to ask: are we men or are we apes?
 

ScreaminFloyd

Well-known member
Joined
Oct 12, 2010
Messages
712
Hans, I'm not sure if you were asking about the physics because you yourself are interested or as an education for every player? Either way, while I usually prefer to just play and fumble to experiment with sounds, I sometimes also like to dig deeper and learn why stuff works. Some time ago I read about a yet unpublished study by Manfred Zollner, a german professor, about the physics of the electric guitar. It is not complete yet, but close and the bulk of it's 800 pages is already translated into english.

You can find it here; click on "Physik der Elektrogitarre" then choose your language. The single chapters are linked as PDFs, so it's not the most practical website but it works. There is also a more compact paper (8 pages) on some of the basics here.

Cheers :)

P.S.: Is it just me or are links within posts no longer underlined?

Great Stuff !!! Thank you for posting
 

Big Poppa

Well-known member
Joined
Feb 9, 2005
Messages
18,598
Location
Coachella & SLO, California
IM not sure you guys remember from earlier but Hans was one of our very best engineers until he abandoned us! hahahaEverytime you look at the compensated nut think of hans...the bongo except for the neck joint...(inside joke)
 
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