FEATURES
¤ Dual channel independance
¤ 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 operation is convenient
USES
¤ Compare microphones,and electret mic.wtth standard mic. in coupler
¤ Measured sensitivity,frequency characterristic,harmonic distortion etc.
Speciations
PERFORMANCE SPECIFICATIONS
Number of Channel: 2×input measuring channels and 1× signal output channel
Measuring Range:
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(from 100Hz to 10kHz), also used for non-compress measurement
Distortion measurement: 2th and 3th harmonic distortion
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: < 15 kg (not include CRT or LCD)
ACCESSORIES:
Include: voice source x 1 Measuring mic. x 1
Relative software x 1 Instruction Manual x 1
Available:Sound Level Calibrator AWA6221 (Class 1) CRT or LCD ×1
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