TRAK Microwave Introduces New Coaxial Isolators for TETRA Base Station Applications

Tampa, Florida – May 2003. TRAK Microwave introduces a new series of coaxial isolators used in Private Mobile Radio (PMR) for Terrestrial Trunked Radio (TETRA) base station applications. These models are primarily used in power combiners, duplexers and amplifiers for base station usage.

The model I404243B isolator has an operating frequency range of 420-430 megahertz, while the model I403940D has an operating frequency range of 390-400 megahertz. Both models offer return loss of 25 dB typical, insertion loss at 0.5 dB maximum and isolation at 50 dB minimum. These dual junction units are available in all TETRA frequencies with optional forward and reverse power sense and optional connector types.

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