مكان المنشأ
Guangdong, China
اسم العلامة التجارية
Xtester
Material
plastic housing+PCB
Frequency range
10Hz-20kHz (class 1)
Time weighting
F (fast), S (slow), I (impulse)
Frequency weighting
A-weighting, C-weighting, Z-weighting
Low frequency weighting
16Hz~200Hz (for secondary noise measurement)