RFID Antenna

ATU1031S

902-928 MHz compact circularly polarized UHF antenna

A lightweight integrated antenna for handheld readers and compact RFID terminals

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Key parameters

Operating frequency

902 MHz-928 MHz

VSWR

<= 1.3:1

Gain

> 1.5 dBic

Polarization

Circular polarization

Axial ratio

< 3 dB

Input impedance

50 ohm

Technical Data

Technical specifications

Model parameters for product comparison and engineering review.

Product Parameters

Operating frequency	902 MHz-928 MHz
VSWR	<= 1.3:1
Gain	> 1.5 dBic
Polarization	Circular polarization
Axial ratio	< 3 dB
Input impedance	50 ohm
Connector type	SMA
Indicator	1 LED indicator
Dimensions	Approx. 50 mm x 60 mm x 15 mm
Weight	39 g
Material	Ceramic and F4B
Operating temperature	-40 C to +85 C
Storage temperature	-40 C to +85 C
Relative humidity	5%-95%

Mechanical Dimensions

Physical size and structure drawing

Dimension drawings help customers confirm installation space, enclosure design, mounting, and workstation layout before procurement.

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RFID Antenna