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Lab Vibration Test Table Power Amplifier With Wide Frequency Response

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Lab Vibration Test Table Power Amplifier With Wide Frequency Response

Name: Lab Vibration Test Table Power Amplifier With Wide Frequency Response
Brand: Jianqiao
Price: 1 USD

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

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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

Lab Vibration Test Table Power Amplifier With Wide Frequency Response

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