ANT-916-DBD-DA/W

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RF antennas play an important role in various communication systems. The ANT-916-DBD-DA/W is one example of an antenna designed for use in these systems. By understanding the components, features, and working principle of this antenna, engineers can learn how to select the most appropriate antenna for any given application.

Design and Specifications

The ANT-916-DBD-DA/W is a wideband directional antenna optimized for 916 MHz ISM and GSM frequencies. This planar array antenna features a 50-ohm impedance and low VSWR. The ANT-916-DBD-DA/W is a half-wave radiator with a bandwidth of ±6.3 MHz, which covers the different ISM/GSM bands. The nominal gain is 1.2 dB, and the maximum gain is 4.2 dBi. This antenna measures 8.1 cm by 7.9 cm and has a total radiation efficiency of 75%. It also has a 20 mm range with a maximum height of 2.4 cm.

Features and Applications

The ANT-916-DBD-DA/W antenna is designed for operation in the 916 MHz frequency band. Its wide bandwidth makes it suitable for use in a variety of applications including telemetry, remote sensing, short range communications, and radio frequency identification (RFID). This directional antenna has been designed to provide superior performance even in the presence of background noise. The antenna is also designed with reverse polarization, making it ideal for use in applications that require an antenna to be capable of operating in different directions.

Working Principle

The working principle of the ANT-916-DBD-DA/W antenna is based on the concept of electromagnetic radiation. This antenna utilizes the beam-forming effect of electromagnetic waves to focus the radiation energy in the desired direction. The beam is shaped by a series of reflectors and directors that shape the wavefront of the antenna. This ensures that the maximum energy is focused in the desired direction and minimizes the effect of interference from other sources. Additionally, the antenna also utilizes an active gain feature which further enhances the gain of the antenna in the chosen direction.

Conclusion

The ANT-916-DBD-DA/W is a wideband directional antenna optimized for 916 MHz ISM and GSM frequencies. Its lightweight design makes it suitable for a variety of applications such as telemetry, remote sensing, and short range communication. The antenna\'s maximum gain is 4.2 dBi, and it has a maximum height of 2.4 cm. The working principle of the antenna is based on the concept of electromagnetic radiation, and it utilizes a beam-forming effect to focus the radiation energy in the desired direction. By understanding the applications, features, and working principle of this antenna, engineers can learn how to select the most appropriate antenna for any given application.

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