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Your location: Home > Product Show > Fabric anti electromagnetic radiation performance tester

Fabric anti electromagnetic radiation performance tester

Author: Released in:2024-04-22 Click:35

Fabric anti electromagnetic radiation performance tester

Fabric anti electromagnetic radiation performance tester

Applicable scope:

Used for testing the electromagnetic shielding effectiveness of electromagnetic shielding materials such as textiles, plastic sheets, metal sheets, surface coatings or coatings of non-conductive materials, metal mesh, conductive film, conductive glass, conductive dielectric plates, etc. (flange coaxial method).

Instrument features:

1. The instrument adopts coaxial testing method, which has good transmission characteristics and high testing accuracy;

2. It can perform full frequency scanning, list scanning, and point frequency measurement;

3. Adopting the international flange coaxial testing method to measure the shielding effectiveness of materials, with good transmission characteristics and high testing accuracy;

4. The instrument automatically controls the transmission and reception of signals, automatically performs data acquisition and processing, displays LCD screen curves, and uses a micro printer to print test data, making it easy to operate;

5. Evaluate the electromagnetic wave absorption and reflection performance of planar materials by calculating measured parameters;

6. RS232 data interface, computer software curve display, data analysis and storage;

7. Provide USB interface and support USB drive for mobile data storage.

Technical parameters:

1. Signal source:

1.1 Test frequency range: 300 KHz-3000 MHz

1.2 Frequency stability: ≤ ± 5 × 10-6

1.3 Frequency resolution: 1 Hz

1.4 Signal purity: ≤ -65dBc/Hz (off 10 KHz)

1.5 Output level: -45dBm -+10 dBm

1.6 Level accuracy: ≤ ± 1.5dB (25 ℃± 5 ℃, -45dBm -+5dBm)

1.7 Harmonic suppression ratio: ≥ 30dB (1MHz-3000MHz), ≥ 25dB (300KHz-1MHz)

1.8 Directionality: ≥ 50dB (after vector calibration)

1.9 Power scanning: -8dBm -+5dBm

1.10 System impedance: 50 ohms

2. Receiver:

2.1 Frequency range: 300KHz-3000MHz

2.2 Resolution bandwidth: 100 Hz-20 KHz

2.3 Dynamic range: ≥ 95 dB (RBW=1 KHz)

2.4 Large input level:+10dBm

2.5 Input damage level:+20dBm (DC+25V)

2.6 Port: Standing wave ratio ≤ 1.2

3. Phase characteristics:

3.1 Phase resolution: 0.01 °

3.2 Phase trajectory noise: 0.5 ° @ RBW=1KHz, 1 ° @ RBW=3KHz (25 ℃± 5 ℃, 0dBm)

4. Transmission and reception frequency:

4.1 Transmission frequency: 20MHz-1.3GHz;

4.2 Transmission frequency drift<1000Hz;

4.3 Transmission frequency hopping interval small hopping interval 1MHz;

4.4 Transmission output power>13dBm;

4.5 Dynamic range of received power:+5dBm to -55dBm;

4.6 Receiver power accuracy ± 1dB;

4.7 Resolution 0.01dB Receiver frequency test range 10MHz-3GHz;

4.8 Double layer shielding effectiveness>20dB

5. Sample size:

5.1 Circular: diameter 180mm-200 mm

5.2 Square: 180mm x 180mm-200mm x 200mm

5.3 Sample thickness: 0-5mm

6. Instrument specifications:

6.1 Working environment temperature and humidity: 0-40 ℃, 0-75% RH

6.2 Power supply: AC220V ± 30V, 50Hz 100W

6.3 External dimensions: 70mm x 50mm x 75mm (L x W x H) (excluding computer)

6.4 Weight: Approximately 75kg

Compliant with standards:

GB/T23326, GB/T25471, ASTM D4935, SJ2054

Instrument optional configuration:

1. One host

2. One branded computer

3. One branded printer

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