Voltronics Corporation is the world's leader in the design and manufacture of precision trimmer capacitors. Our engineering team works closely with customers to develop leading edge technologies to solve all of their tuning needs for variable capacitors. Voltronics trimmers include air, glass, sapphire and PTFE dielectrics that can be used from 1 MHz to over 2 GHz and at voltages up to 20,000 VDC. We also offer a complete line of non-magnetic components for the NMR and MRI industries.