Testing and Measuring
RAMET a.s. has a variety of measuring/testing capabilities and tools for precise antenna testing and measurements.
Among the most important tools belong:
- Outdoor Antenna Measuring Range
- Anechoic Chamber
- EMC Laboratory
- Diagnostic Centre of Low- and High Frequency Technology
- LEICA AT402 3D Mobile Measuring Device
- WENZEL LH108 3D Coordinate Measuring Machine
OUTDOOR ANTENNA MEASURING RANGE
Description:
The antenna range is designed for far-field measurements of antenna systems in free space.
Contains:
- Agilent PNA Network Analyzer
- NSI Frequency Converter (0.1 – 6 GHz)
- NSI Distributed Frequency Converter (1 – 26.5 GHz)
- NSI-RF-5918 Beam Controller
- Special software
- System of reference antennas
- Positioning system
- Set of transmitting antennas
- Agilent PSG generator (250 kHz – 20 GHz)
- Power amplifiers
- RF cables and components
- Control cables
Main Features:
- NSI-RF-PNA20-001 RF system is employed
- makes it possible to collect data at 40 frequencies simultaneously
- frequency range of measurement from 800MHz to 20GHz
- dynamic measurements (40, 60, 80, 100 dB)
- distances available for measurement: 1 024 m or 70 m
- maximum weight of the antenna to be measured: 4000kg
Allows to measure:
- radiation characteristics in E- and H-planes in far field
- gain
- ellipticity
- polarization characteristics
ANECHOIC CHAMBER
Enables:
- to record directional radiation patterns
- to measure gain in swept frequency band
- to check and set the ellipticity
- to set and measure differential phase and amplitude
- to set and optimize the SWR and through-way attenuation
Main Technical Parameters:
- frequency range of measurement: 30MHz - 40GHz
- available inner space covered with pyramidal RAM length:
11.1 m; width 7.4; height: 6.9 m - positioning system for scanning directional patterns:
azimuth + 180°
elevation + 45° - carrying capacity of the positioning system:
maximum 300 kg - vertical positioning mechanism with polarized head
EMC LABORATORY
For In-House Measurements of
ELECTROMAGNETIC COMPATIBILITY
- measurement of radiated interfering field in a frequency band from 30 MHz to 3 GHz in a screened anechoic chamber
- measurement of interfering signal on power line or output clamps in a frequency band from 9kHz to 30MHz
- for all measurements standardized detectors of peak, quasi-peak and mean value can be used
DIAGNOSTIC CENTRE OF LOW- AND HIGH-FREQUENCY TECHNOLOGY
Allows to:
- test climatic resistance
(VC3 7150 climatic chamber – Vötsch Industrietechnik) - temperature range: -70°C ÷ 180°C
- humidity range: 10% ÷ 98% under temperatures ranging from 10 to 100°C
- test room dimensions: H 950 x W 1060 x D 1475 mm
- programmable controlling of temperature and humidity courses
- measure temperature courses and dependences
(MS5 – Comet system) measurement of temperature and humidity courses at several points with a possibility of data recording
- perform mechanical vibration tests
(L620M – ETS solution) - frequency range: 0 ÷ 3500 Hz
- maximum double amplitude: 51 mm
- maximum force applied for sinusoidal vibrations:6 000 N
- maximum acceleration for sinusoidal vibrations: 100 g
- load-carrying capacity of vibration exciter: 300 kg
- ability to generate harmonic oscillation, or mechanical vibrations defined by a client
- measure microwave parameters
(FSU50 + FS-Z75 + FS-Z90 + FS-Z110
- Rohde & Schwarz)
(N5531S - Agilent) - measurement of amplitude-frequency qualities of oscillators and generators up to frequency of 110 GHz
- measurement of absolute value of microwave signals up to 44 GHz from -140 dBm
- measure DC/AC voltage and resistance
(3458A - Agilent) - 8˝ digit multimeter available, enabling signal sampling at a speed of as much as 100 kS/s
LEICA AT402 3D MOBILE MEASURING DEVICE
WENZEL LH108 3D COORDINATE MEASURING MACHINE
Product categories
News
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