Your magnetic field floats above the pickup and if your strings are out of the field you won t get a rich full tone.
Ceramic magnet single coil adjustment height.
Setting the pickup height too high can cause interference with your guitar strings 2 setting pickup height too low.
Ceramic magnets are made of ceramic surprise.
By adjusting the amount of foam in the cavity you re able to determine the height of the pickup.
A fender jaguar s pickups are adjusted very similarly to a jazzmaster.
You see ceramic is easier to come by than alnico making it a cheaper magnet to make.
They rely on support often a foam strip placed underneath in the pickup cavity to push the pickups to the correct height.
P90s blade style pickups ceramic magnets and lace sensors all have different suggested pickup height but it s up to the player to.
For example let s say you ve swapped the stock bridge pickup in your strat for a seymour duncan hot rails a high output single coil sized humbucker.
As far as pickup height is concerned humbuckers are a whole different animal from single coils.
Most traditional single coil pickups only allow for height adjustment of the pickup as a whole but on the mfd pickups the pole pieces are individually adjustable.
The result is a much more focused magnetic field and a more responsive pickup.
Because the magnetic field or the part of the string being sensed by the pickup is soooo much smaller and more focused with a single coil even microscopic changes in pickup height make a perceivable sonic difference.
Setting your pickup height too low would cause your pickup not to be optimized for your guitar.