A MIL-STD461 semi anechoic chamber is designed for testing against international test procedures such as MIL-STD461, RTCA DO-160 and Tempest SDIP. Measurement instrumentation such as Tempest receiver systems, MIL-STD test tables and wideband antennas as well as LISN instrumentation for conducted testing procedures can be provided as a turnkey solution.

A MIL-STD461 semi anechoic chamber is designed for testing against international test procedures such as MIL-STD461, RTCA DO-160 and Tempest SDIP. Measurement instrumentation such as Tempest receiver systems, MIL-STD test tables and wideband antennas as well as LISN instrumentation for conducted testing procedures can be provided as a turnkey solution.

Features of a MIl-STD461 / DO-160 semi anechoic chamber:
Shielding effectiveness according to EN 50147-1 (>80dB at 10KHz)
Absorber layout in accordance to MIL-STD461 / RTCA DO-160
Absorber return loss compliant with MIL-ST461 / RTCA DO-160 requirements
Suitable for both radiated and conducted testing.

Acceptance standards for a MIL-STD461:
MIL-STD-461G
GJB2926

Product standards for a 10m semi anechoic chamber:
MIL-STD 461-E / F/G(RE-101 / RE-103 / RE-105 / RS-101 / RS-103 / RS-105)
RTCA DO-160
Tempest SDIP
GJB151B

Typical specifications for a MIL-STD-461/DO-160 semi anechoic chamber:

External dimensions

6.7m* 6.1m * 3.9mL* W * H

Dimensions

6.1m * 5.5m* 3.3mL* W * H

Construction


2mm galvanized shielding panels with a free standing structural steel support

Absorbers

Hybrid solution of ferrite tiles and polystyrene hybrid absorber on walls, floor and ceiling

Ventilation

300mmx300mm/ 40GHz

Shielded door

RF shielded swing door 1.2m*2.1m(W*H)

Access panel

400mm*400mm/18GHz, including RF connectors

EUT power line

Filtered 220V 32A 50Hz/60Hz; 380V 63A 50Hz/60Hz

Lighting

No-interference LED lighting system

Frequency range


30MHz to 18Ghz for radiated emission and 80MHz to 6GHz for radiated immunity

Test table

A grounding system connected to the shielding is mounted on the test table surface.

Reflector

Ground reflective metal sheet

In addition to the typical specifications of MIL-STD-461 semi anechoic chamber, RFT can also customize the anechoic chamber configuration for customers’ requirements.



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