Specifications of the components used in the study.
|1||Electro dynamic shaker||Model: DS-100, Armature Diameter: 125 mm Force Sine: 100 kgf (Peak) Random: 70 kgf (rms) Shock: 100 kgf, Mass of armature: 1.5 kg, Max acceleration: 75 ‘g’ (Sine) Max velocity: 1600 mm/s, Frequency range: 5 to 4000 Hz, Cooling: Forced air, Duty: Continuous, Payload capacity: 15 kg, Armature resonance: 3500 Hz (+/−5%), Max. displacement: 18 mm (p-p) continuous, Protections: Field fail, over travel, cooling interlock, over temp.|
|2||Accelerometer||Type: Miniature-adhesive mounting, Bandwidth: 0.2 Hz to 12 kHz, Voltage sensitivity: 10 mV/g, Resonant frequency: 50 kHz, Amplitude response: 2–10000 Hz, Supply voltage: +18 to +28 V − DC, Supply current: +2 to +10 mA, Temperature range: −55°C to +125 °C|
|3||DAQ||Number of channels: 4 analog input channels, ADC resolution: 24 bits, Sampling mode: simultaneous, Frequency: 13.1072 MHz, Accuracy : ±50 ppm max, Data rate range (fs) Min: 1.652kS/s Max: 51.2 kS/s|
|4||Impact hammer||Max force: 4448 N, Resonance frequency: 50 kHz, Max frequency: 8 kHz, Head mass: 100 g, Overall length: 223 mm, Full scale output : ±5 V, Supply voltage: 8 to 10 V- DC, Supply current: 2–10 mA, Sensor material: Stainless steel, Handle material: Fiber glass with rubber grip, Hammer tip: Rubber, plastic, metal|
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