BMI-S-209-F RF/IF and RFID

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RF shields are used to protect electrical and electronic projects from strong electromagnetic interference. The BMI-S-209-F shield is a particularly popular choice due to its high quality construction and reliable performance. It is a single-ended shielded enclosure that is designed to protect RF circuits from EMI/RFI disturbances.

The BMI-S-209-F shield is composed of two components: a shield cover and a non-shielded base. The base is constructed from a lightweight die cast aluminum construction, and the shield is made from two stainless steel plates that are pressure-formed to create a tight fit. The entire enclosure is sealed against dust and moisture, ensuring maximum protection. Additionally, the unit is designed to withstand temperatures up to 200°C.

The BMI-S-209-F shield is suited for applications where the need for RF protection is critical. The unit is designed to provide superior shielding effectiveness of 40 to 60dB up to 10GHz. It is also highly effective in shielding against EMI/RFI disturbances generated by nearby sources, such as antennas, receivers, transmitters, and other electronic devices.

The BMI-S-209-F has three main working principles. The first is that it deflects RF radiation away from its source. This is done by the stainless steel plates, which are formed in a way to create an effective mirror-like effect. The second principle is that it blocks the transmission of RF energy through shielding. This is accomplished by the use of a highly conductive material, such as copper or silver, which is used to line the entire interior of the unit. The third principle is that it provides a low impedance return path for the RF energy. This is done by connecting the ground plane to the internal components of the unit.

The BMI-S-209-F is a very effective and reliable RF shield that offers superior shielding protection against strong EMI/RFI disturbances. It can be used in a variety of applications where RF protection is essential, including medical applications, defense, aerospace, communications, industrial, and automotive industries.

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