Technical specification：

the weighting filter ***1FT*1  (IEC*****1)

1、***1FT*1 is the weighting filter made in accordance to IEC*****1 requirement, it must linked

with either Model****1C, to enable it to

generate weighting noise filter that complied with IEC*****1 requirements, for undergoing the

life testing of the loudspeaker and defining the rated power of the loudspeaker

2、When using please take note that: The signal adopts the Pink Noise, and not other

signal of noise sources.

3、Furthermore, the noise generated from this weighting filter also complies with the filter noise

required by the JIS C***2.



Electroacoustic comprehensive tester  CRY***1、SOUNDCHECK、CLIO、LMS、DASS etc.SUNLILABAUDIO SWEEPER ***6C、 Loudspeaker Polarity Tester**9B、NOISE GENERATOR ***1C、THE WEIGHTING FILTER***1FT*1,GAUSS METER **8A、IMPEDANCE METER **2A、DIGITAL HIGH SPEED  Fo  METER ***7 C.