Modal Vibration Shakers

model vibration shaker

Shaker Systems from DynaLabs

A modal vibration shaker is a specialized type of vibration testing equipment designed for conducting modal analysis on mechanical structures and components. The mechanics of operation are similar to a permanent magnet shaker.

Modal vibration shakers (MS) excite the structure under test by a stinger. Force is transferred from the shaker to the structure via this stinger. Modal vibration shakers are used for larger structures.

Modal analysis is a technique used to study the dynamic behavior of structures, such as buildings, bridges, aerospace components, and mechanical systems, by identifying their natural frequencies, mode shapes, and damping characteristics.

Models

Main Features

  • Force options:  20, 100, 250, 440N
  • Built-in amplifier & signal generator (models MS-20 and MS-100)
  • Lightweight, durable, portable and easy to use
  • Adjustable trunnion base provides high degree of flexibility
  • Carbon fiber suspension
  • 120VAC, 60Hz
  • One (1) year warranty

best for

  • Modal testing
  • Satellite and spacecraft structural analysis
  • Aircraft wing and fuselage testing
  • Resonance testing of floors, beams, and towers
  • Fatigue and resonance testing
  • Mechanical frames, housings, and rotating equipment
  • Verification of finite element models
  • Experimental modal analysis training

Videos

MS Series Modal Shakers

Modal Shaker – What’s Included

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compare Shaker Models

440N modal vibration shaker
MS-440

99 lb-f Sine

132 lb-f Shock

0 – 5,000Hz

100g max

1 inch p-p

63 in/s max

Carbon fiber suspension

Forced air cooling

Amplifier – External

10A (RMS) max current

Weight – 26 lbs

Power: 120VAC, 60Hz

250N modal vibration shaker
MS-250

56 lb-f Sine

78 lb-f Shock

0 – 5,000Hz

100g max

1 inch p-p

63 in/s max

Carbon fiber suspension

Forced air cooling

Amplifier – External

10A (RMS) max current

Weight – 25 lbs

Power: 120VAC, 60Hz

100N modal vibration shaker
MS-100

22.5 lb-f Sine

26 lb-f Shock

0 – 7,500Hz

60g max

0.4 inch p-p

39.4 in/s max

Carbon fiber suspension

Natural Convect cooling

Amplifier – Built-In

6A (RMS) max current

Weight – 16 lbs

Power: 120VAC, 60Hz

20N modal vibration shaker
MS-20

4.5 lb-f Sine

7.9 lb-f Shock

0 – 12,000Hz

40g max

0.2 inch p-p

39.4 in/s max

Spring suspension

Natural Convect cooling

Amplifier – Built-In

4A (RMS) max current

Weight – 9 lbs

Power: 120VAC, 60Hz

440N modal vibration shaker
MS-440

440N Sine

590N Shock

0 – 5,000Hz

100g max

25mm p-p

1.6 m/s max

Carbon fiber suspension

Forced air cooling

Amplifier – External

10A (RMS) max current

Weight – 11.6 kgs

Power: 120VAC, 60Hz

250N modal vibration shaker
MS-250

250N Sine

350N Shock

0 – 5,000Hz

100g max

25mm p-p

1.6 m/s max

Carbon fiber suspension

Forced air cooling

Amplifier – External

10A (RMS) max current

Weight – 11.5 kgs

Power: 120VAC, 60Hz

100N modal vibration shaker
MS-100

100N Sine

117N Shock

0 – 7,500Hz

60g max

10mm p-p

1 m/s max

Carbon fiber suspension

Natural Convect cooling

Amplifier – Built-In

6A (RMS) max current

Weight – 7.3 kgs

Power: 120VAC, 60Hz

20N modal vibration shaker
MS-20

20N Sine

35N Shock

0 – 12,000Hz

40g max

5mm p-p

1 m/s max

Spring suspension

Natural Convect cooling

Amplifier – Built-In

4A (RMS) max current

Weight – 4.1 kgs

Power: 120VAC, 60Hz

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