Have a look at Circuit Specialists' selection of quality trimmer capacitors including miniature type forty and forty-two and standard type forty-six configurations as well as rotary, snap-in mount, and PC-mount trimmer capacitors. These small variable components are typically used for one-time oscillator circuit internal adjustment. Our type forty, forty-two, and forty-six trimmer capacitors are rated from two and a half picofarads all the way up to one thousand four hundred picofarads.