1B0220-3

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Coupler Type:	Standard
Frequency:	800MHz ~ 2.5GHz
Coupling Factor:	3dB
Applications:	Military
Insertion Loss:	0.25dB
Power - Max:	55W
Isolation:	12dB
Return Loss:	14dB
Package / Case:	--
Supplier Device Package:	--

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RF Directional Couplers have been used to measure signals in radio frequency (RF) circuits for many years. They are small and can provide fairly good signal conversion, making them useful for many applications. The 1B0220-3 is a type of RF Directional Coupler that is used to measure the power in a circuit by comparing the power in each leg of the coupler and calculating the difference. The 1B0220-3 RF directional coupler consists of two input ports, two output ports, and two attenuation ports. The input ports of the coupler are input to the coupler from the circuit being measured. The two output ports are connected to instruments such as power meters and oscilloscopes. The attenuation ports are used to adjust the amount of signal that is sent to each port. The amount of signal that is sent to the outputs is determined by the attenuation each port has set.Inside the coupler, there are transmission lines that connect the inputs to the outputs and the attenuation ports. These lines are carefully arranged so that signals that are travelling through the lines are affected in different ways. The signals passing through the lines are affected by both the mismatch between the lines and the impedance of the lines. This effect causes the signals to be partially reflected, creating a relationship between the signals sent to each port. The 1B0220-3 is designed to have a specific transfer ratio. This ratio is known as the coupling factor. It represents the ratio of power being sent to each port relative to the power being sent to the input ports. For example, if the coupling factor is set to 10 dB, then this ratio indicates that the power sent to the output port is 10 dB less than the power sent to the input port. The 1B0220-3 directional coupler is designed to be used in a wide range of applications. It can be used to measure the power in an RF circuit, measure the impedance of a circuit, or measure the attenuation of the circuit. It can also be used to monitor the performance of an antenna array, adjust the gain of an amplifier, or adjust the transmission line impedance. Additionally, this type of coupler can be used to provide a reference signal for other equipment in a test setup.Overall, the 1B0220-3 RF directional coupler is designed to be a simple and efficient way to measure the power in a RF circuit. It is made up of two input ports, two output ports, and two attenuation ports. Inside the coupler, carefully arranged transmission lines allow for signals to be partially reflected, creating a relationship between the signals transmitted to each port. This relation is known as the coupling factor and can be adjusted to provide the desired effect. The 1B0220-3 directional coupler is designed to be suitable for a wide range of applications such as power measurement, impedance measurement, antenna array monitoring, or reference signal generation.

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