Multi-Degree-of-Freedom (MDOF) Vibration Test Systems

Real-World Simulation for Critical Testing

VB Tech’s MDOF vibration test systems replicate real-world, multi-axis dynamic forces to evaluate product durability and performance.  Engineered for critical applications in aerospace, defence, and automotive sectors, these systems deliver precise, high-force testing across broad frequency ranges.  From satellite payloads to rail systems, MDOF solutions ensure mission-critical reliability through advanced simulation and superior energy-efficient control.

Performance Characteristics:

  • Sine Force Range: 10kN – 60kN
  • Random Force Range: 8kN – 48kN
  • Shock Force Range: 20kN – 120kN
  • Displacement: 51mm
  • Usable Frequency (Sine & Random) up to 2,000Hz
  • Test Table sizes up to 1500 x 1500mm

Available Options:

  • Reaction Base with Airbag isolation
  • Bespoke Fixture Design
  • Anechoic Chambers and Enclosures
  • Vibration Control Systems
  • Remote Controllers

VB Tech’s MDOF (Multi-Degree-of-Freedom) vibration test systems are engineered to accurately replicate the complex, multi-axis forces that products encounter in real-world environments.  With force capacities from 10kN to 60kN and test table dimensions up to 1500mm x 1500mm, these systems are used across industries that demand precision, including aerospace, defence, automotive, and advanced transportation.

MDOF systems simulate conditions that go far beyond the limitations of single-axis testing—allowing for the evaluation of structural integrity, mechanical resilience, and functional reliability under dynamic and unpredictable load conditions. These systems are particularly suited for testing satellite payloads, aircraft engines, docking systems, and critical onboard electronics.

VB Tech’s MDOF shakers are driven by high-efficiency SAP Series Class D amplifiers and designed according to our RAICE philosophy—delivering Reliability, Accuracy, Intelligence, Cost-effectiveness, and Energy-efficiency. The SAP Series amplifiers independently power each shaker, which delivers over 93% efficiency, minimizing power consumption, heat generation, and operational costs.

Typical applications include simulating aerodynamic forces during flight, assessing landing and braking resilience, spacecraft docking verification, structural flutter analysis, and vibration testing for tanks, cars, rail systems, and even earthquake simulations. As missions extend to deep space, these systems will continue to play a critical role in ensuring mission readiness and survivability.

Models and Specifications

wdt_ID wdt_created_by wdt_created_at wdt_last_edited_by wdt_last_edited_at MDOF ED Shakers (ATS Series) 3ATS10 3ATS10 3ATS10 3ATS10 3ATS20 3ATS20 3ATS20 3ATS20
1 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Sine Force kN 10 10 10 10 20 20 20 20
2 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Random Force kN 8 8 8 8 16 16 16 16
3 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Shock Force (6ms) kN 20 20 20 20 40 40 40 40
4 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Table Working Surface Dimensions mm 400*400 600*600 800*800 1000*1000 500*500 800*800 1000*1000 1500*1500
5 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Max Acceleration Sine g pk 12 8 6 5 18 12 8 5
6 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Velocity Sine m/s 1.5 1.5 1.2 1.2 1.5 1.5 1.2 1.2
7 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Displacement mm pk-pk 51 51 51 51 51 51 51 51
8 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Armature Diameter mm 240 240 240 240 340 340 340 340
9 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Effective Mass of Moving Element kg 10 10 10 10 20 20 20 20
10 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Max. Usable Frequency Hz (Sine) 2000 1500 800 500 2000 800 500 300
11 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Max. Usable Frequency Hz (Random) 2000 2000 1500 1000 2000 1500 1000 600
12 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Max. Payload kg 120 120 100 80 300 300 250 200
13 jamesnorgate 28/05/2025 09:11 PM jamesnorgate 28/05/2025 09:11 PM Total System Power Requirements kVA 60 60 60 60 138 138 138 138
MDOF ED Shakers (ATS Series) 3ATS10 3ATS10 3ATS10 3ATS10 3ATS20 3ATS20 3ATS20 3ATS20
wdt_ID wdt_created_by wdt_created_at wdt_last_edited_by wdt_last_edited_at MDOF ED Shakers (ATS Series) 3ATS30 3ATS30 3ATS30 3ATS30 3ATS40 3ATS40 3ATS40 3ATS40
1 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Sine Force kN 30 30 30 30 40 40 40 40
2 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Random Force kN 24 24 24 24 32 32 32 32
3 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Shock Force (6ms) kN 60 60 60 60 80 80 80 80
4 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Table Working Surface Dimensions mm 500*500 800*800 1000*1000 1500*1500 600*600 800*800 1000*1000 1500*1500
5 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Max Acceleration Sine g pk 22 13 10 6 24 15 12 8
6 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Velocity Sine m/s 1.5 1.5 1.2 1.2 1.5 1.5 1.2 1.2
7 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Displacement mm pk-pk 51 51 51 51 51 51 51 51
8 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Armature Diameter mm 370 370 370 370 370 370 370 370
9 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Effective Mass of Moving Element kg 30 30 30 30 40 40 40 40
10 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Max. Usable Frequency Hz (Sine) 2000 800 500 300 2000 800 500 300
11 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Max. Usable Frequency Hz (Random) 2000 1500 1000 600 2000 1500 1000 600
12 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Max. Payload kg 300 300 250 200 120 120 100 80
13 jamesnorgate 28/05/2025 09:33 PM jamesnorgate 28/05/2025 09:33 PM Total System Power Requirements kVA 156 156 156 156 198 198 198 198
MDOF ED Shakers (ATS Series) 3ATS30 3ATS30 3ATS30 3ATS30 3ATS40 3ATS40 3ATS40 3ATS40
wdt_ID wdt_created_by wdt_created_at wdt_last_edited_by wdt_last_edited_at MDOF ED Shakers (ATS Series) 3ATS50 3ATS50 3ATS50 3ATS50 3ATS60 3ATS60 3ATS60 3ATS60
1 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Sine Force kN 50 50 50 50 60 60 60 60
2 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Random Force kN 40 40 40 40 48 48 48 48
3 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Shock Force (6ms) kN 100 100 100 100 120 120 120 120
4 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Table Working Surface Dimensions mm 600*600 800*800 1000*1000 1500*1500 600*600 800*800 1000*1000 1500*1500
5 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Max Acceleration Sine g pk 35 25 20 10 36 27 22 12
6 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Velocity Sine m/s 1.5 1.2 1.2 1.2 1.5 1.2 1.5 1.2
7 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Displacement mm pk-pk 51 51 51 51 51 51 51 51
8 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Armature Diameter mm 445 445 445 445 445 445 445 445
9 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Effective Mass of Moving Element kg 50 50 50 50 50 50 50 50
10 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Max. Usable Frequency Hz (Sine) 1000 800 500 300 1000 800 500 300
11 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Max. Usable Frequency Hz (Random) 2000 1500 1000 600 2000 1500 1000 600
12 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Max. Payload kg 500 300 250 200 500 300 250 200
13 jamesnorgate 28/05/2025 09:47 PM jamesnorgate 28/05/2025 09:47 PM Total System Power Requirements kVA 246 246 246 246 288 288 288 288
MDOF ED Shakers (ATS Series) 3ATS50 3ATS50 3ATS50 3ATS50 3ATS60 3ATS60 3ATS60 3ATS60

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