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Antenna Duplexers
These antenna duplexers are designed to connect two transmitters or a transmitter and a receiver with one antenna at minimal power loss for transmitter output and receiver input.	Common specifications Impedance 50Ω V.S.W.R. 1.3 Max. Max. input power 30W Max. Operating temp. -10°C to +50°C

Helical Resonator Type Model Frequency Insertion Loss (dB) Band Width (MHz) ft,fr Separation Attenua- tions (dB) Connec- tions SFH 507 Appointed ft/fr in 54 to 76MHz 1.5 - 2MHz 70 N-J SFH 508 Appointed ft/fr in 140 to 170MHz 3MHz 30 at fo ±20MHz

Dielectric Resonator(TEM mode) Type Model Frequency Insertion Loss (dB) Band Width (MHz) ft,fr Separation Attenua- tions (dB) Connec- tions SFD 525 Appointed ft/fr in 140 to 170MHz 1.5 - 4MHz Min. 70 BNC-J SFD 526 Appointed ft/fr in 360 to 470MHz 12MHz Min.

Coaxial Resonator Type Model Frequency Insertion Loss (dB) Band Width (MHz) ft,fr Separation Attenua- tions (dB) Connec- tions SFC 510 Appointed ft/fr in 800 to 960MHz 1 10 48MHz Min. 70 N-J SFC 511 Appointed ft/fr in 1.4 to 1.5GHz