TX RX Systems, Inc. Notch-Pseudo Band Pass Duplexer-NOTCH-PSEUDO BP DPLX 144-174 MHz, 3.0 MIN SEP (TX LOW)
The TX RX Systems, Inc. 30-37-02A is a Notch-Pseudo Band Pass Duplexer designed for use in the VHF frequency range of 144-174 MHz. This duplexer features a minimum separation of 3.0 MHz (TX Low) and is engineered to provide high isolation between transmit and receive paths, enabling simultaneous operation on a single antenna. The unit utilizes a combination of notch and band pass filtering techniques to achieve superior selectivity and minimal insertion loss, making it suitable for demanding land mobile radio and repeater applications. The robust construction ensures reliable performance in professional communication systems, and the duplexer is factory-tuned for optimal operation within the specified frequency range.
