10013-3

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Coupler Type:	Standard
Frequency:	250MHz ~ 500MHz
Coupling Factor:	3dB
Applications:	Military
Insertion Loss:	0.3dB
Power - Max:	200W
Isolation:	23dB
Return Loss:	20.8dB
Package / Case:	--
Supplier Device Package:	--

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Introduction to 10013-3 Application Field and Working Principle

RF Directional Couplers are an essential component of any radio frequency (RF) system, regardless of whether its purpose is broadcast, consumer radio, or military communications. The 10013-3 is a type of RF Directional Coupler that is designed to provide a signal coupling ratio of 19 dB and support very wide frequency ranges; it is highly reliable and offers excellent coupling characteristics. This article will discuss in detail what the 10013-3 is, its application field and its working principle.

What is the 10013-3?

The 10013-3 is an RF directional coupler, meaning it is a two-port device that is designed to couple an RF signal from a source port to a load port. It’s often referred to as a “directional bridge” because it is designed to transmit RF energy in one direction and block any flow of energy in the opposite direction. Like most other RF directional couplers on the market, the 10013-3 is capable of providing excellent isolation between its two ports, making it ideal for use in high power, high frequency radio systems.

Application Field of 10013-3

The 10013-3 is highly versatile and can be used in a variety of applications due to its reliabilty and excellent coupling characteristics. Primarily, the 10013-3 is used in high power, high frequency radio systems to ensure safe and reliable signal transmission. Due to its ability to block the transmission of signal in the opposite direction, it can be used to provide protection against damage to delicate components. Additionally, it can be employed to measure signal levels and to provide access for monitoring or signal interception.

Working Principle of 10013-3

The 10013-3 uses an inductive-capacitive (LC) network to couple the RF energy from the source port to the load port. That is, the device is made up of inductors and capacitors that are tuned to match the frequency of the signal that is being transferred. When the input port of the 10013-3 is connected to the source of the signal, the LC network begins to act as a resonant circuit, with the inductors providing inductive reactance and the capacitors providing capacitive reactance. This matrix of inductance and capacitance then results in a coupling that is highly efficient at transferring the signal from the source port to the load port, while also providing superior isolation between the two ports.

Conclusion

The 10013-3 is a highly reliable, versatile RF directional coupler. As discussed, its primary application is in high power, high frequency radio systems, but it can also be employed to measure signal levels or provide access for monitoring or signal interception. Its unique LC network ensures that signal is efficiently coupled from the source port to the load port, while providing superior isolation between the two ports.

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