Anatech Electronics introduced the AM1880-1960D268 surface-mount monoblock ceramic duplexer. It is suitable for use in base station transceivers serving wireless communication applications. The duplexer’s center frequency is 1920 MHz, and the transmit band (1850 MHz to 1910 MHz) insertion loss <3.4 dB. Return loss is at least 11 dB, and rejection is at least 49 dB. Insertion loss in the receive band (1930 MHz to 1990 MHz) is <3.7 dB; return loss is >11 dB, and the rejection is at least 54.5 dB. The 50-ohm duplexer will handle RF input power of 2 W, and it measures 4.6 mm x 23 mm x 6.5 mm.
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