IAMS

AMS18G 3D Antenna Measurement System

Overview
The new AMS18G series Antenna Measurement System is a compact, user-friendly system suitable for both indoor and outdoor antenna measurements. It comes with a dual-axis rotating platform (elevation plane and azimuth plane) and an integrated antenna plotting software. It is fully customizable for use with various types of vector network analyzers.

Sample MATLAB® codes are also provided for 2D/3D antenna pattern plotting.

Feature Highlights

Quick Setup
Dual-axis movement (EL and AZ planes)
High resolution (up to 1ºper step)
Wide frequency range (0.8 to 18 GHz)
Max 2.5 kg antenna DUT
Compatible with various VNAs
Measured data in standard *.csv format
Sample MATLAB codes for 2D/3D antenna pattern plots

Antenna Supporting Fixture

Example of antenna used and the fixtures and accessories provided

Wideband Horn Antenna
Horn antenna with jig fixture and accessories

Customized Patch Antenna
Patch antenna with jig fixture and accessories

Technical Specifications

AMS18G-02K	Descriptions
Frequency Range	DC to 18 GHz (refer to VNA options)
Rotating Platform	Dual-axis rotation platform 360° continous movement for Elevation (EL) plane ±90° movement for Azimuth (AZ) plane
Angular Resolution	Selectable, up to 1º per step
Supported AUT Types	Microstrip antenna, cell phone Allowable weight: 2.5 kg, max AUT length (diagonal): 320 mm
Antenna Connector	SMA Female
Input Power Supply	24V 2.5A
Operating Temperature	0ºC to 45ºC
Measurement Software	iAMSTM Integrated Control and Antenna Measurement Software A personal computer is required to run the iAMSTM software Support 2D and 3D radiation pattern plots Export data format: *.csv
Standard Accessories	5 m RF coaxial cable (2), 3 m PC interface cable (1), AC-DC power adapter (1), tripod (2), Antenna supporting fixture (1)
Warranty	1-year warranty covers all parts and technical support

Ordering Information

Product ID	Descriptions	Remarks
AMS18G-02K	3D Antenna Measurement System	Inclusive of 2-axis rotating platform, standard accessories, and iAMS™ software (single license)
Standard Horn Antenna	HRN1 (800 MHz to 8 GHz), HRN2 (6 GHz to 18 GHz), HRN3 (1 GHz to 18 GHz)	Optional
RF Switching Box	Frequency: DC to 18 GHz, Insertion loss: 2 dB @ 6 GHz, Control interface: RS232 / USB	Optional
Cell Phone Fixture	Adds-on fixture to support cell phone DUT	Optional
Planar 304/1	Portable VNA (100 kHz to 3.2 GHz)	Optional[1]
Planar TR5048	Portable VNA (20 kHz to 4.8 GHz)	Optional[1]
Planar 804/1	Portable VNA (100 kHz to 8.0 GHz)	Optional[1]

[1] Other models with equivalent performance may be used with alterations to the software’s command file.