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Impulse Hammer Kit (Universal)
GK-3100

The impulse hammer is a vibration hammer equipped with a force sensor for measuring the natural frequency of structures and conducting modal analysis.

By attaching an acceleration pickup to the object being measured and striking it with the impulse hammer, it becomes possible to measure the frequency response function (natural frequency measurement) using two signals: the excitation force signal from the impulse hammer and the response acceleration signal from the acceleration pickup, through an FFT analyzer. Additionally, by loading the obtained frequency response function into modal analysis software, it is also possible to perform modal analysis of the object.

Features

The built-in preamp hammer does not require a charge amplifier, making it easy to use in combination with a compact power supply unit.
The power supply unit is easy to handle as it has no adjustment knobs.
You can replace the impact chip according to the measurement target.
The input and output connectors of the hammer and amplifier are CO2 (BNC) type, making them easy to handle.

  • frequency characteristics of each chip
    frequency characteristics of each chip

Specification

Frequency Range Up to 8  kHz
Measurement range (5V output) 2200 N
Sensitivity 2.3 mV/N
Resonant frequency 31 kHz
hammer mass 140 g
head diameter 15 mm
chip diameter 6.4 mm
Grip length 203 mm
kit configuration
  • impulse hammer
  • Extender
  • Power supply unit (includes 3 x 9V dry batteries, 006P type)
  • Hammer cable (3m)
  • Signal output cable (0.9m)
  • Impact chipset
    (super soft chip, soft chip, medium chip, hard chip, chip cover)
  • carrying case
Price  
Option
GK-0503 medium chip  
GK-0504 Super Soft Chip  
GK-0505 soft chip  
GK-0506 hard chip  
  • The described items may be subject to change.

  • The displayed price is listed as a reference for domestic prices in Japan.

If you are considering a purchase, please check with the nearest our sales office or agent.

最終更新日:2016/01/06