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Loudspeaker Test System S-255

S-255

Complete Test including Rub & Buzz Analysis

Loudspeaker Test System

S-255

DSP technology and PC based operation assure cost-effective, highly accurate and stable analysis in near realtime.

Product Overview

Features
Functions
S-255
  • 1)SPL (Sound Pressure Level) Frequency Response
  • 2)Total Harmonic Distortion / 2nd & 3rd Harmonic Distortion
  • 3)Abnormal Noise (Rub & Buzz) SPL Frequency Response
  • 4)Impedance Frequency Response
  • 5)Polarity / Phase Frequency Response
  • 6)Sensitivity (S0)
  • 7)Minimum Resonance Frequency (F0)
  • 8)Impedance (Z0)
  • 9)Isolation Test (option)
  • *When the voltage setting is the same, all the above test factors can be measured in 1 sweep and under different voltage settings, in few sweeps.
 
Catalog Download(PDF)
Options
Remote Control Basic model: A-1004

Remote Control Basic model: A-1004

Remote Control Standard model: A-1034

Remote Control Standard model: A-1034

Power Amplifier Basic model: ES-3

Power Amplifier Basic model: ES-3

Hardware
S-255 Measuring Unit
  • Standard model: S2551A
  • Compact model (built-in 20W power amplifier): S2552A
  • Built-in polarization voltage supply for a condenser microphone: S2551#01
Power Amplifier
  • Standard model (4 lines 50W/2Ω~): S2522
  • Large model (4 lines 100W/0.5Ω~): S2533
  • Basic model (2 lines 50W/4Ω~): ES-3
Remote Control
  • Basic model: A-1004
  • Standard model (with lamps): A-1034
Isolation Test Unit S2507A
Hard Disk Back Up Kit (with software)
Software
S-255 Software

*You can select and combine the software applications from the following.

Standard Measurement Software (SPL, impedance and phase frequency responses): P-2551
Automatic Test Software (standard measurement + judgment): P-2552
Automatic Test Software (measurement + judgment + rub & buzz freq. response): P-2553
Lot Data Management Software: P-2554
Lot Data Management Software with Automatic Warning: P-2555
Low Band Characteristic Calculation Software by Q Parameter (order made)
Exclusive Datasheet Creation & Printing Software (order made)
Calibration Management Software Kit (under plan)
Central Monitoring Management of Automatic Test System (order made)
Each item can be upgraded from the basic type
Accessories
Microphones: Various models available
Artificial Ear with 1/2″microphone set fitted in
Anechoic Test Box (for speaker test)
Compact model (aprox. 43L): A-1602  Medium model (aprox. 140L): A-1601  Large model (aprox. 480L): A-1603
UPS
100~120V / 600VA  100~120V / 1kVA
Rack Mount Metal Fitting
For measuring unit: A-1051 For power amplifier: A-1052
Uninterruptible Power Supply
Anechoic Test Box A-1602

Anechoic Test Box A-1602

Anechoic Test Box A-1601

Anechoic Test Box A-1601

UPS

UPS