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The RFDU449M2220 from RF-Lambda is a RF Duplexer with Frequency 439 MHz to 2.225 GHz, Band 1 439 to 459 MHz, Band 2 2.215 to 2.225 GHz, Power 50 W, Insertion Loss 0.5 dB. More details for RFDU449M2220 can be seen below.
782/751 MHz Ceramic Duplexer
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