Product specification:
Measuring product
Speaker
Measuring item
Sensitivity
Frequency characteristic
Impedance frequency characteristic
Impedance
Fo
Polarity judgement
Total harmonic distortion
Rub and Buzz
Frequency range
20Hz to 40kHz
Sweep time
0.5S to 10S
Power and minimum load impedance
(AP-1902) 20W 1.8Ω
(AP-1903) 100W 1.8Ω
(AP-1904) 2W 4Ω
Microphone input range
140, 130, 120, 110, 100, 90, 80dBSPL
Measurement range
2Ω to 100Ω