HDH-12806CID(40)

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RF Directional Couplers are passive components used to measure power in RF transmission lines. In this article, we will discuss the application field and working principle of the HDH-12806CID(40) RF Directional Coupler.

The HDH-12806CID(40) is an 8-way type RF Coupler designed for mission-critical applications. It uses two transmitting and two receiving ports to allow for simultaneous measurement of both forward and reflected power in a range of up to 40 MHz. The coupler has an insertion loss of less than 0.3 dB, and a standard VSWR of 1.3:1 or better. It has a maximum power handling capability of up to 270 watts.

The HDH-12806CID(40) RF Coupler is designed for use in various applications, such as spectrum monitoring, distortion measurement, power measurement, and transmission line analysis. It is also suitable for use in a variety of test and measurement applications. For example, the coupler can be used in radar systems, cellular base stations, microwave repeaters, and industrial automation systems. It is also ideal for medical and military applications.

The working principle behind the HDH-12806CID(40) RF directional coupler is based on the principle of electromagnetic induction. The incoming signal is split into two with one part traveling along the main transmission line and the other part entering the coupler port. Here, the energy is coupled by two omni-directional antennas and one directional antenna. As the directional antenna is inductively coupled to the main transmission line, it in turn allows power to be measured from the other two ports. This allows the coupler to measure the power of both forward and reflected signals more accurately than other types of couplers. Additionally, it allows for the measurement of higher frequency signals with a high accuracy.

The HDH-12806CID(40) is an ideal solution for those requiring an accurate and reliable power measurement solution. With its high accuracy, low insertion loss, and wide operating frequency range, it is suitable for a variety of applications. Additionally, its robust design ensures that it can withstand harsher operating conditions such as extremes of temperature, humidity, and other environmental factors. This makes it ideal for use in mission-critical applications.

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