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Lab Vibration Test Table Power Amplifier With Wide Frequency Response
Lab Vibration Test Table Power Amplifier With Wide Frequency Response
Specifications
Brand Name :
Jianqiao
Model Number :
JQ
Certification :
CE
Place of Origin :
China
MOQ :
1
Payment Terms :
T/T
Supply Ability :
300 set/year
Delivery Time :
5 weeks
Packaging Details :
Wooden case
Power output :
8 to 56 kVA range
Control :
Optional remote panel (200m range)
Interface :
Microprocessor control with LCD display
Efficiency :
Over 90% energy-efficient
Power supply :
1~ / N / PE 230 V±5% 50/60 Hz, CEE 7/7
Voltage/Current mode :
Yes/Yes
Description
A power amplifier is a crucial component in a vibration test system, responsible for amplifying the control signal from the vibration controller to drive the vibration shaker. It essentially converts a low-power electrical signal into a higher-power signal needed to move the shaker and generate the desired vibration.

Here's a more detailed explanation:
  • Role of the Power Amplifier:
    The vibration controller generates a small analog signal that specifies the frequency and amplitude of the vibration. This signal is not powerful enough to directly drive the shaker. The power amplifier takes this signal and amplifies it to a level that can control the shaker's movement.

  • Amplification Process:
    The power amplifier takes the controller's signal and transforms it into a higher-voltage, higher-current signal. This higher-power signal is then used to drive the shaker's actuator, causing it to move and generate the vibration.

  • Types of Power Amplifiers:
    There are different types of power amplifiers used in vibration testing, including linear and switching amplifiers. The specific type used depends on the size and type of shaker, with some systems using matched amplifiers.

  • Key Features:
    Power amplifiers for vibration testing often include features like:
    • High efficiency: To minimize energy consumption and heat generation.

    • Wide frequency response: To accurately reproduce the desired vibration frequencies.

    • Low harmonic distortion: To ensure the vibration waveform is as clean as possible.

    • Safety features: Such as over-current and over-temperature protection.

  • Importance in the System:
    The power amplifier is a critical link in the control loop of a vibration test system. Without it, the control loop would essentially stop at the controller's output, and the desired vibration levels could not be achieved.






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Lab Vibration Test Table Power Amplifier With Wide Frequency Response

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Product Detail
Brand Name :
Jianqiao
Model Number :
JQ
Certification :
CE
Place of Origin :
China
MOQ :
1
Payment Terms :
T/T
Contact Supplier
Lab Vibration Test Table Power Amplifier With Wide Frequency Response

Guangdong Jianqiao Testing Equipment Co., Ltd.

Verified Supplier
1 Years
guangdong, dongguan
Since 2006
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter, Seller
Main Products :
Three Zone Thermal Shock Chamber, Vibration Test Table, Shock Test System
Total Annual :
10million-15million
Employee Number :
>100
Certification Level :
Verified Supplier
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