Resonators
Knowles coaxial ceramic resonators provide high-Q frequency control for microwave circuits from UHF to C-band in compact surface-mount formats.
Manufacturers:
Series Products
Product Overview
Features
- Quarter-wave and half-wave configurations available
- Frequency tolerance options from ±0.25% to ±1.0%
- Dielectric constants from 5 to 98 for tuning flexibility
- Tabbed, tabless, and slotted SMT mounting styles
- Silver metallization for high Q and strong adhesion
- Sizes from 2 mm to 18 mm with custom tab profiles
Benefits
- Enables precise frequency control in compact designs
- Reduces soldering defects with tabless SMT options
- Maintains signal integrity with high unloaded Q
- Simplifies board layout with flexible mounting formats
- Supports tight frequency tolerances for critical RF systems
Target Applications
- Dielectric resonating oscillators (DRO)
- Voltage controlled oscillators (VCO)
- GPS receivers and wireless communication modules
- Bandpass and bandstop filters
- EMI suppression and delay line filters