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EPCOS announced a new reduced-size, low-loss 5 × 5 mm2 duplexer filter for mobile telephones in the AMPS Band. The small package features a multifunctional ceramic base material for surface mount technology and highly stable modular functionality without the need for external matching components. The duplexer is insensitive to pad layout and provides high performance regardless of layout position. In addition, its flexible layout offers a choice of antenna connections.
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