FEATURES
    ¤ Controlled by industrial computer
    ¤ Can measuring electroacoustic performance of various electroacoustic devices
    ¤ Both curves of frequency response can be registered on the CRT for comparision
    ¤ The systems calibrated automatically in fixed time
    ¤ The operation is convenient
USES
    ¤Test loudspeakers, receivers, earphones, microphones,and electret mic.etc.
    ¤ measured sensitivity,resistance-frequency characterristic,harmonic distortion etc.
Speciations
PERFORMANCE SPECIFICATIONS
    Measuring Range: Loudspeaker:0.1~20 Pa      Receivers: 50~136 dBSPL
             Microphone:0.1 mV/Pa~3.16 V/Pa        Electret Mic.:-80~+10 dB(ref.1V/pa)
    Frequency range: 20 Hz~20 kHz, 100 Hz~10 kHz, 200 Hz~4 kHz(can be chosen)
    Sweep mode:1/12~1/96 octave, can be chosen
    Frequency response of voice source: batter than ±1dB, also used for non-compress measurement
    Distortion measurement: 2th and 3th harmonic distortion
    Resistance measurement: 0~300Ω
POWER SUPPLY
    Public power supply: 220V, 50Hz
ENVIRONMENTAL
    Temperature: 10°C ~ +35°C       Humidity: 25% ~ 85% (R.H)
    Atmospheric Pressure: 65 kPa~108 kPa
PHYSICAL
    Dimensions(L×W×H,mm): 440 × 420 × 180(not include CRT or LCD)
    Weight: < 0.3 kg (not including CRT or LCD)
SETUP:
    AWA 6122S:for Loudspeaker test(include:measuring microphone,and reletive software )
    AWA6122R:for reciever and headphone measurement(include: IEC 318 ear simulator and relative software)
    AWA6122M:for microphone and electret microphone measurement(include:voice source,measuring mic. and relative software)
ACCESSORIES:
    Include: Instruction Manual x 1
    Available:Sound Level Calibrator AWA6221 (Class 1) CRT or LCD