B39212B4302F210

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SAW filters are an integral part of communication systems used in a variety of contexts. The B39212B4302F210 is an example of such a device, and is widely used for filtering cellular, short-range radio, and digital broadcast signals.

The B39212B4302F210 is a surface acoustic wave (SAW) filter designed to pass electrical signals within a certain range of frequencies only. It is a highly versatile filter designed for use in multiple communication systems. As such, it can be used in a variety of applications to filter out unwanted signals from a desired signal.

The B39212B4302F210 is designed to pass signals with frequencies in the range of 700 MHz to 2400 MHz. It is used in a variety of mobile communication systems including 4G, 3G, and wireless radio systems. The filter also provides high-frequency rejection up to 5000 MHz, making it suitable for use in applications such as short-range radio communication and digital broadcasts.

The working principle of a SAW filter is based on the fact that sound waves travel in a medium by vibrating the particles of that medium. In the case of the B39212B4302F210, sound waves are generated within a piezoelectric substrate. When these sound waves collide with the surface of the substrate, they interact with the electrodes surrounding it, creating electric signals.

These electric signals then pass along interconnects and reflect back to form a standing wave. This standing wave helps determine the frequency of the signal that is passed through the filter. The cut-off frequency of the filter is determined by the length of the interconnects or the spacing between the electrodes. The longer the interconnects, the lower the cut-off frequency.

The design of SAW filters is such that the reflected and incident wave pulses interfere with each other at the surface of the substrate, creating a band-pass filter. As such, the B39212B4302F210 is designed to allow only certain frequencies to pass through and block out any other frequencies.

The B39212B4302F210 is an ideal SAW filter for applications in multiple communication systems. Its wide frequency range and ability to filter out unwanted signals make it an ideal solution for applications such as cellular, short-range radio, and digital broadcast signals. It is a highly versatile filter designed to meet the demands of a variety of communication systems.

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