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For precision evaluation of vibration parts of loudspeaker

TS Parameter Analyzer
S-280
̃Thiele-Small parameters are measured with just a bare loudspeaker.
 
Product Overview
Features
The Thiele Small (T/S) parameters are derived by measuring the displacement of the cone paper of a loudspeaker under test, using a laser displacement sensor. There is no need for added mass or mounting in a sealed box to add stiffness for measurement. A single loudspeaker is all that you need for obtaining the T/S parameters.
The multiple measurements are remarkable in its ease and speed of operation.
  1. Easy software can be operated by anybody.
    Once you set up to 10 different conditions (voltage/displacement), the system automatically carries out a preliminary measurement to reduce the measuring time followed by a main measurement and the results are promptly displayed.
  2. All in complete system that can be operated as soon as it is set up.
    Power amplifier 100W / 1ohm with DC amplifier
  3. A well-built speaker mounting jig.
  4. Sine wave measurement ensures high S/N ratio and even low voltage can be measured.
  5. T/S parameters can be easily measured even while applying a displacement.
  6. Hysteresis can be easily measured under a stationary state (using three cycles).
  7. Distortion of moving components can be analyzed.
TS GRAPH Display Example
 
Jig and Sensor

 

 
Catalog (PDF)

Catalog

   
 
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