1H0569-3

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Coupler Type:	Standard
Frequency:	12.4GHz ~ 18GHz
Coupling Factor:	3dB
Applications:	Military
Insertion Loss:	0.8dB
Power - Max:	60W
Isolation:	14dB
Return Loss:	14dB
Package / Case:	--
Supplier Device Package:	--

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1H0569-3 is a kind of RF directional coupler. It is mainly used in frequency domain or linear power measurement, antenna signal power measurement, receiver sensitivity tests, antenna radiation pattern testing and so on.The working principle of 1H0569-3 is complex but relatively straightforward once understood. On the transmitter side, the device works by separating a portion of the RF signal and feeding it as a reference signal to the power measuring instrument. This process is called coupler tapping. On the receiver side, the device works by coupling the signal into the receiver.First, the 1H0569-3 device splits the radio frequency signal into two signals. A portion of the radio frequency signal is kept as an input and the other portion of the signal is coupled into the power measuring instrument. This is the tapping of the reference signal.Second, the power measuring instrument then measures the power of the input signal and the reference signal and calculates the ratio between them. The ratio between the two signals is the combined insertion loss of the device. This is also referred to as directivity.Third, the device then attenuates or amplifies the input signal depending on its directivity. Depending on the application, the input signal can be either increased (amplified) or decreased (attenuated).Lastly, the device then feeds the signal into the receiver. The receiver then processes the signal according to its gain and noise characteristics to produce an output response suitable for further work.In conclusion, 1H0569-3 works by feeding a portion of the signal to the power measuring instrument and using this reference signal to calculate the combined insertion loss of the device. This device also has the functionality to attenuate or amplify the signal depending on the application. The last step is feeding the processed signal to the receiver where it is further processed depending on its gain and noise characteristics. All these processes work together to form the 1H0569-3 RF Directional Coupler.

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