Application: This Band Pass Filter is expertly crafted to enhance the performance of 403 MHz receiving equipment. It features low insertion loss and steep cutoff characteristics, ensuring precise and efficient signal processing. Multi Function: Designed with a standard SMA interface and a center frequency of 403MHz, this bandpass filter effectively filters out unwanted out-of-band signals. It reduces noise and increases the dynamic range, providing clearer and more reliable signal reception. Premium Suppression: The SAW filter incorporates an ultra-thin internal PCB board, offering superior suppression of out-of-band far-end signals. This design outperforms traditional PCB bare board constructions, delivering enhanced performance and signal clarity. Metal Housing: Encased in a premium aluminum shielding housing, this bandpass filter is built to resist interference and eliminate out-of-band spurious responses. Its stable and reliable performance makes it an ideal choice for demanding applications. Compact and Convenient: With its compact size, this metal band pass filter is easy to install and use, occupying minimal space. Its sturdy and durable construction ensures a long service life, making it a practical and efficient solution for your filtering needs.