www.knowlescapacitors.com www.knowlescapacitors.com www.knowlescapacitors.com Ceramic CoaxialResonator Knowles Part Number: DR03F36Q1388DNBDescription: Dielectric Resonator, 3 mm, Resonant Freq= 1388 MHz ± 1% No Tab, Std. Resonator Length (SRL) = 9 mm .045 ± .003 DIA .354 ± .050 1.14 ± .080 DIA 9.00 ± 1.27 .121 ± .003 3.00 ± .076 .121 ± .003 3.00 ± .076 APPLICATIONS AND FEATURESSPECIFICATIONSCoaxial Resonator:Quarter Wave Resonator Coaxial resonators made with modern, high performance ceramic dielectric Fo (MHz): 1388 MHz materials are very useful as compact Fo Tolerance: ± 1.00% frequency standards, filter elements, Coating: Silver (Thick Film) and distributed inductive or capacitive Size (Metallized): 3.00 X 3.00 X 9.00 mm circuit elements. The high Q obtained Dielectric Constant: 36 in the UHF, VHF, L, S, C bands and Input: No Tab microwave frequency range makes these resonators ideal for many Q: 306 applications. Zo: 10.3 ohm Package: Bulk 2777 Route 20 East, Cazenovia, NY 13035 | Ph: 315.655.8710 | KPD-NA-sales@knowles.com Aug 2022 – Rev1