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
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