Anechoic Chambers

3m Fully Compliant Semi Anechoic Chambers for EMC Testing (3m SAC)

DMC 3-meter EMC test chambers are great for testing emissions and immunity, especially in building with limited space. These rooms can test things from 3 meters away in a quiet area. The testing distance can go up to 2.0 meters. This ensures that the results are consistent.

The DMC 3-meter compliant EMC Semi Anechoic Chambers are built to be flexible, allowing for customization to meet specific quiet zone requirements and performance criteria. Moreover, these chambers serve as versatile, multi-functional facilities, facilitating comprehensive compliance testing according to various international EMC standards. They are perfectly suited for broad compliance assessment tasks, accommodating a wide array of testing needs. Offers testing capabilities at a 3-meter distance with a quiet zone of up to 2.0 meters, ensuring repeatable results.

• Frequency Range 30MHz- 18GHz (or 40GHz)
• The DMC 3-meter compliant EMC Semi Anechoic Chambers are built to be flexible, allowing for customization to meet specific quiet zone requirements and performance criteria.
• Normalized site attenuation deviation (NSA) is better than ±3.5 dB between from 30MHz to 1 GHz sVSWR deviation better than ±5.5 dB from 1 GHz to 18 GHz.
• Perfectly suited for broad compliance assessment tasks, accommodating a wide array of testing needs.
• EMC test standards covered : CISPR 11, CISPR 14, CISPR 15, CISPR 16, CISPR 22, CISPR 25 and CISPR 32 Fully compliant 3meter test condition
• Floor loading standard 500kg/m2
• EN/IEC 61000-4-3 fully compliant 3m test site
• Zero Carbon dust

5m Fully Compliant Semi Anechoic Chambers for EMC Testing (5m SAC)

DMC 5-meter EMC test chambers are fully complaint with radiated emission and radiated immunity testing. 5mtr chamber offers wide space to test larger DUT’s with high measurement accuracies compared to 3mtr chambers. DMC offers custom made storage box for storing immunity Non-combustible floor absorbers.

• Frequency Range 30MHz- 18GHz (or 40GHz)
• Normalized site attenuation deviation (NSA) is better than ±3.5 dB between from 30MHz to 1 GHz sVSWR deviation better than ±5.5 dB from 1 GHz to 18 GHz.
• Setup includes Polypropylene-based hybrid absorbers strategically placed in reflective areas alongside high-efficiency ferrite tiles, ensuring broadband performance capability of up to 40 GHz.
• EMC test standards covered : CISPR 11, CISPR 14, CISPR 15, CISPR 16, CISPR 22, CISPR 25 and CISPR 32 Fully compliant 3meter test condition
• Floor loading standard 500kg/m2
• EN/IEC 61000-4-3 fully compliant 3m test site

10m Fully Compliant Semi Anechoic Chambers for EMC Testing (10m SAC)

The DMC 10 meter compliant EMC Semi Anechoic Chambers are flexible and customizable. They can be tailored to meet various quiet zone specifications and performance needs. This 10mtr EMC Semi Anechoic chamber is versatile and can be used for a variety of compliance testing tasks. It meets international EMC standards and is ideal for thorough compliance assessments.

• Frequency range 30MHz-18GHz (or 40GHz)
• Cater to radiated emission and radiated immunity testing for distances up to 10 meters, with a Quiet Zone option extending up to 6 meters.
• Test for radiated emission and immunity up to 10 meters. Additionally, with Quiet Zone option that extends up to 6 meters.
• Engineered to fulfill requirements for emission and immunity testing standards.
• Constructed with a self-supporting steel framework and equipped with the DMC-PAN series of PAN-type modular shielding according to MIL-STD-285.
• EMC test standards covered : CISPR 11, CISPR 14, CISPR 15, CISPR 16, CISPR 22, CISPR 25 and CISPR 32 Fully compliant 3meter test condition
• Floor loading standard 1 ton/m2 up-to 50 ton/m2
• EN/IEC 61000-4-3 fully compliant 3m test site.

3m Fully Compliant EMC Fully Anechoic Chambers (3m FAC)

The DMC 3m-FAC fully anechoic test chamber distinguishes itself by offering unparalleled testing versatility and speed, surpassing other testing facilities. This DMC chamber is suitable for Full compliance testing at 3meter test distance for both emissions and immunity EMC testing.

Employing premium DMC ferrite tiles along with the newest generation of EPP pyramidal absorbers, the chamber ensures exceptional performance. The strategic placement of absorbing material on the floor replicates free-space conditions, allowing for a fixed antenna setup. Designed for ease of maintenance, the absorbers can be quickly repaired or replaced when needed, thanks to a convenient hybrid base and cone EPP absorbers.

• Frequency range 30MHz-18GHz (or 40GHz)
• EMC test standards covered : CISPR 11, CISPR 14, CISPR 15, CISPR 16, CISPR 22, CISPR 25 and CISPR 32 Fully compliant 3meter test condition
• Floor loading capacity standard 500kg/m2
• EN/IEC 61000-4-3 fully compliant 3m test site.

The DMC automotive anechoic chamber solution provides a specialized testing environment designed for automotive and commercial product evaluations. It offers options for a 3.0-meter or 5.0-meter measuring distance.

The area includes a Quiet Zone (QZ) that is about 3.0 meters in diameter. The design specifically meets various testing needs, with a focus on automotive parts and complete vehicle assessments.

• Frequency range 30MHz-18GHz (or 40GHz)
• Specifically configured for conducting radiated emissions tests on vehicles in accordance with CISPR 12, and on components following CISPR 25 standards.
• Equally adept at handling commercial product testing in compliance with CISPR 16-1-4 and ANSI C63.4.
• Supports radiated immunity testing pursuant to IEC/EN 61000-4-3, ISO 11451, and ISO 11452.
• Comprehensive solution for both automotive and commercial testing needs.

DMC-CISPR is a Semi-Anechoic Chamber or referred as CISPR 25 chamber is a RF-shielded semi-anechoic chamber providing an ideal environment for compliant CISPR 25 testing. This room is designed for testing automotive parts that are no larger than 1 meter. The testing follows the CISPR 25 (2016) and ISO 11452-2 standards.

It is made of DMC-PAN series self-standing shielding, ferrite tiles and Polypropylene based hybrid absorbers on all walls and ceiling with reflective ground plane. This chamber facilitates compliant radiated emission with EN55025/CISPR25 component and immunity testing to ISO 11452-2 component testing.

EMC Test Standards covered

• CISPR 25
• ISO 11451/11452
• SAE J551
• SAE J1113

MIL-STD 461

The DMC MIL-STD 461, also called the MIL STD chamber, is an RF-shielded semi-anechoic chamber. It is designed for testing to meet MIL-STD 461E, MIL-STD 461F, and MIL-STD-461G compliance.

It is made of DMC-PAN series self-standing shielding, ferrite tiles and Polypropylene based hybrid absorbers on all walls and ceiling with the reflective ground plane.

The structure is built with DMC-PAN series self-standing shielding, ferrite tiles, and Polypropylene based hybrid absorbers. These materials are used on all walls and ceiling. Additionally, a reflective ground plane is included.

• Frequency range 30MHz-18GHz (or 40GHz)
• Full Compliance Emission per ANSI C63.4 and CISPR-16
• Normalized site attenuation deviation (NSA) is better than ±3.5 dB between from 30MHz to 1 GHz sVSWR deviation better than ±5.5 dB from 1 GHz to 18 GHz.
• Full Compliant Immunity per IEC/EN 61000-4-3
• Field Uniformity deviation better than 6 dB at 75% of 16 measuring points from 26 MHz/ 80 MHz to 18 GHz

DMC-PAN series employs a modular PAN-type shielding system crafted from 2mm thick zinc-coated cold-rolled sheet metal panels, meeting ASTM A653 standards. These panels, composed of galvanized iron, are welded securely at all corners and further treated with spray galvanization to ensure prolonged, high-performance functionality.

• DMC offers fully anechoic chamber for Far Field antenna measurement, Near Field antenna measurement and Compact Antenna Test range measurements (CATR Test facility).
• DMC Fully Anechoic chambers are used for FR1 Sub 6GHz Antenna test and FR2 Small cell conformance testing in our Fully anechoic Chamber.
• DMC utilizes 25.4 mm TCS gaskets between panel joints and M10 bolts fastened at 100 mm intervals for enhanced RF shielding capabilities.
• DMC Modular construction of shield room allows for flexible design and easy relocation, customized to meet client specifications.
• DMC shielding system provides outstanding RF shielding attenuation across a frequency range from 14 kHz to 40 GHz.

DMC offers Acoustic Anechoic chambers and Hemi Anechoic chambers compliance with international test standards including ISO 3745, ISO 3744 and ISO 2610. They are used for BSR testing and Quiet Shaker testing.

• DMC Acoustic enclosures are used for ISO 3741:2010/ANSI S12.51-2012 for Reverberation test rooms testing at one-third octave bands ranging from 100 Hz to 10,000 Hz, with additional consideration given to lower frequencies measured in exceptionally large rooms.
• For ISO 3744:2010/ANSI S12.54-2011 Acoustics environment we utilize our shielded chambers for a Essentially Free Field Over a Reflecting Plane.
• DMC Hemi Anechoic or Fully Anechoic chambers are used in ISO 3745:2012 Acoustics measurement of sound power levels and sound energy levels of noise sources using sound pressure with high accuracy than ISO 3744 operating at frequency from 100Hz to 10KHz.