Features

• Experimental Setups:

  • 6 pendulum oscillators

  • 2 bar-type oscillators

  • 1 spring-mass oscillator

  • Allows experiments on free, forced, and damped vibrations

• Imbalance Exciter:

  • Electrical exciter adjustable from 0–50 Hz

  • Generates vibrations for studying free and forced responses

• Control Unit:

  • Digital frequency display

  • TTL output for triggering external devices

• Damping Mechanism:

  • Adjustable oil damper for varying damping ratios

• Tunable Absorber:

  • Leaf spring absorber adjustable from 5–50 Hz

  • Facilitates vibration absorption experiments

• Recording Equipment:

  • Electrically operated drum recorder for free vibrations

  • Polar chart recorder for amplitude and phase of forced vibrations

2. Technical Specifications

• Beams:

  • Rigid beam: 700 × 25 × 12 mm, 1.6 kg

  • Elastic beam: 700 × 25 × 4 mm, 0.6 kg

  • Total system mass: ~150 kg

• Springs:

  • Tension/compression springs with stiffness: 0.75 N/mm, 1.5 N/mm, 3.0 N/mm

• Damper:

  • Oil damper operating range: 5–15 Ns/m

• Frame Dimensions:

  • Overall: 1010 × 760 × 1800 mm

  • Opening: 870 × 650 mm

3. Purpose

• Facilitates hands-on learning in dynamics and vibrations

• Supports experiments in free, forced, damped vibrations, and vibration absorption

• Essential tool for engineering education and research