21-CBSA-1.25X3.5X0.225

Series:	20-CBS
Part Status:	Active
Type:	Shield, 2-Piece
Height - Overall:	0.225" (5.72mm)
Length - Overall:	3.500" (88.90mm)
Width - Overall:	1.250" (31.75mm)
Ventilation:	Non-Vented
Mounting Type:	Surface Mount, Through Hole

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RF Shields, also known as RF terminals, are the key components involved in radio frequency (RF) communication systems. They provide a physical barrier between the transmission and reception of RF signals, guarding against signal leakage and noise interference. They protect users from electromagnetic interference (EMI), which can be a major issue in certain electronic applications. The abbreviation 21-CBSA-1.25X3.5X0.225 denotes an specific type of RF Shield that is used in various radio communication systems. This type of RF Shield is made up of an alloy material that is plated with copper, and contains a series of semi-rigid metal strips, which create the actual shield housing. The surface of this type of RF Shield typically has an outer metallic coating, which further improves its shielding characteristics.In terms of applications, this type of RF Shield is used in a wide variety of radio frequency communication systems, including digital cellular, cellular telephony, satellite communications, radio broadcasting, Wi-Fi, WiMAX and others. It can be used for the protection of both internal and external RF links, and is especially suited for applications that require a high degree of signal integrity.The working principle of this type of RF Shield is simple. When a signal is sent through the shield, the strips form a conductive path for the signal to travel through. This creates a Faraday cage that is capable of preventing unwanted EMI from entering the shielded area. Additionally, the shield\'s outer surface is also able to absorb and dissipate any RF waves that come into contact with it, thus providing effective protection against unwanted RF energy.Overall, the 21-CBSA-1.25X3.5X0.225 type of RF Shield is able to provide effective protection against unwanted RF interference in a wide array of radio communication systems. Thanks to its sturdy construction and highly efficient shielding capability, it is a reliable and robust component used in many applications.

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