The Invisible Stuff – what PotEG has to say about Magnets and the Magnetic Field

Here’s what the Book „Physics of the Electric Guitar“ hold about

The Electromagnetic Field (poteg-4-magnetics)

Translation by Wolfgang Hönlein, proofread by Andrew Graham


4.1 Fundamentals of magnetostatic poteg-4-1-basics-of-magnetostatics

4.2 The magnetic potentials poteg-4-2-magnetic-potentials

4.3 Matter in the magnetic field poteg-4-3-matter-in-magnetic-fields

4.3.1 Soft magnetic materials – 4.3.2 Hard magnetic materials – 4.3.3 Nonmagnetic materials poteg-4-3-1-3-magnetic-materials

4.4 Pickup magnets poteg-4-4-pickup-magnets

4.4.1 Alnico magnets poteg-4-4-1-alnico-magnets Alnico-III and Alnico-I Alnico-II Alnico-V Additional Alnico materials Comparison of Alnico materials

4.4.2 Cunife magnets poteg-4-4-2-cunife-magnets

4.4.3 Ceramic magnets poteg-4-4-3-ceramic-magnets

4.5 Magnetic aging poteg-4-5-magnet-aging

4.6 The magnetic circuit poteg-4-6-magnet-circuit

4.7 Representation of magnetic fields poteg-4-7-1-field-representation-flux

4.7.1 Magnetic field strength and flux density

4.7.2 Magnetic potentials poteg-4-7-2-3-potentials-fields

4.7.3 Spatial fields

4.8 Field geometry inside materials poteg-4-8-distribution-in-materials

4.9 Mathematic field theory poteg-4-9-field-theory

4.10 Magnetodynamics poteg-4-10-magnetodynamics-induction-inductance

4.10.1 Magnetic voltage induction

4.10.2 Self induction, inductivity

4.10.3 Permeability poteg-4-10-3-permeability

4.10.4 Magnetic losses, magnetic skin effect poteg-4-10-4-magnetic-losses

4.11 Magnetic field forces

4.11.1 Maxwell force poteg-4-11-1-maxwell-force

4.11.2 Field related pitch modulation poteg-4-11-2-field-induced-pitch-deviations

4.11.3 Field related level modulations poteg-4-11-3-field-induced-amplitude-deviations

4.11.4 Field related dissipations poteg-4-11-4-field-induced-damping

4.11.5 Indirect sound effects poteg-4-11-5-indirect-effects-on-sound

4.11.6 Coulomb force poteg-4-11-6-coulomb-7-lorentz-force

4.11.7 Lorentz force

4.12 Magnetic figures of merit (table) poteg-4-12-magnetic-quantities-and-units