VSWR:	2
Applications:	Alarms, ISM, Remote Control, Security Systems
Height (Max):	0.350" (8.89mm)
Mounting Type:	Surface Mount
Ingress Protection:	--
Termination:	Solder
Features:	--
Gain:	1.9dBi
Return Loss:	--
Series:	HE
Number of Bands:	1
Antenna Type:	Helical
Frequency Range:	418MHz ~ 458MHz
Frequency (Center/Band):	433MHz
Frequency Group:	UHF (300 MHz ~ 1 GHz)
Part Status:	Active
Packaging:	Bulk

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Introduction

RF antennas are one of the most important components in wireless systems. They play a vital role in determining the performance of wireless systems. However, the selection of the right antenna and its subsequent use in frequency allocations and transmission planning is no easy task. The ANT-433-HESM antenna is one of the latest RF antennas available in the market which is designed to provide superior performance for wireless applications. This article will discuss the application field and working principle of the ANT-433-HESM.

ANT-433-HESM Application Field

The ANT-433-HESM antenna is designed for use in short-range wireless applications. It is suitable for use in 2.4 GHz band applications such as Bluetooth, Zigbee, and Wi-Fi. Its compact size makes it ideal for low-profile and portable applications. With its 180° beamwidth, it offers excellent coverage in all directions for signal transmission and reception. Furthermore, with its optimized radiation patterns for line-of-sight transmission, it offers excellent performance in high-rise buildings as well.

ANT-433-HESM Working Principle

The ANT-433-HESM antenna is based on the classic loop antenna design for short-range wireless applications. It is a half-wave dipole antenna consisting of two radiating elements. The dipole antenna configuration is designed to achieve maximum gain and radiation efficiency. The linear polarization of the signal makes this antenna ideal for transmission in dense urban landscapes.The antenna is made up of two parts, the radiator and the reflector. The radiator is a half-wave dipole antenna which is connected to the feeder at the feed point. The reflector helps to reduce side lobe radiation levels and increase the gain and front-to-back ratio of the antenna. The antenna is then connected to the RF amplifier which acts as the signal source.

Conclusion

The ANT-433-HESM is an excellent antenna for short-range wireless applications. It is suitable for use in 2.4 GHz band applications such as Bluetooth, Zigbee, and Wi-Fi. Its compact size and 180° beamwidth provides excellent coverage in all directions for signal transmission and reception. Furthermore, its optimized radiation patterns for line-of-sight transmission make it the perfect choice for high-rise building applications.

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