Knowles — Johanson Manufacturing (JMC)

Knowles Precision Devices’ Johanson brand is a world-class supplier of trimmer capacitors, non-magnetic variable inductors and microwave tuning elements. Highlights include Giga-Trim®, miniature capacitors designed for high resolution tuning of RF power circuits. Available in a variety of sizes and mounting configurations, our trimmers can be used from 1 MHz to over 2 GHz and at voltages up to 20,000 VDC Visit the Knowles — Johanson Manufacturing (JMC) Official Website