Specifications

Table Of Contents

Antenna Specification

Specifications

Summary

ITEM SPEC.

Model Name

IBM 0.9 GHz

Center Frequency

902 MHz

915 MHz

928 MHz

0.90 dBi

0.97dBi

1.00 dBi

MAX. GAIN

1.00 dBi

Polarization Horizontal

Azimuth Beam Pattern Omni-directional

Impedance 50 Ω

Antenna Length

25mm

Test Date

2022-05-09

Test

Instrument

vector network analyzer - R&S ZVB20

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Antenna Specification Specifications Summary ITEM Model Name Center Frequency MAX. GAIN Polarization Azimuth Beam Pattern Impedance Antenna Length Test Date Test Instrument SPEC. IBM 0.9 GHz 902 MHz 0.90 dBi 915 MHz 0.97dBi 928 MHz 1.00 dBi 1.
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1. Main antenna : 902 MHz 1.1 Horizontal Frequency(MHZ): 902 Maximum Value(dBi): 0. 90 Average Gain(dBi) : 0.48 Minimum Gain(dBi): -4.
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1.2 Vertical Frequency(MHZ): Maximum Value(dBi): 915 0.87 Average Gain(dBi) : 0.8 Minimum Gain(dBi): -12.
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2. Main antenna : 915 MHz 2.1 Horizontal Frequency(MHZ): 915 Maximum Value(dBi): 0.97 Average Gain(dBi) : 0.74 Minimum Gain(dBi): -6.
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2.2 Vertical Frequency(MHZ): Maximum Value(dBi): 915 0.88 Average Gain(dBi) : 0.81 Minimum Gain(dBi): -7.
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2. Main antenna : 928 MHz 2.1 Horizontal Frequency(MHZ): 928 Maximum Value(dBi): 1.00 Average Gain(dBi) : 0.92 Minimum Gain(dBi): -5.
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2.2 Vertical Frequency(MHZ): 928 Maximum Value(dBi): 0.95 Average Gain(dBi) : 0.91 Minimum Gain(dBi): -10.
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ANT SIZE 25mm 14mm