Fully compliant with the International Electrical Association (Wɛ̈ɛ̈r ë Electrical Association)IEC 61672-2002 CLASS 1

JJG 188 1Level

• Kä ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän ɣän :Temperatur 23°C± 5°C,Humidity< 80%
• Nyuɔ̈th :Lɛ̈k duɔ̈ɔ̈p,Nyuɔ̈th Maximum1999
• Nyuɔ̈th update :Sekond tök1Ye
• Luɔi standard

IEC 61672-1：2002 Class1
JJG-188-2002 Class 1
CNS NO.7129
IEC60651 : 1979 TYPE 1
IEC60804 : 2000 TYPE 1
ANSI S1.4 : 1983 Type1

• Mikrofon : 1/2Mikrofon ye cɔl "inch polarized capacitive"
• Proyek measure : Lxyp ,Lxmax ,Lxmin ,Lxeq ,LAE ,Lcpeak ,RT60
• Range measurement :

30dBka130dB (A)

35dBka130dB (C)

40dBka130dB (Z)

• Dynamic Range : 1 00 dB
• Ajuiɛɛr waati :Manual, 10Sekond , 1Minut , 5Minut , 10Minut , 30Minut , 1Saat , 8Saat , 16Saat , 24Saat
• Capacity of internal memory (Capacity of internal memory) : 24C512 × 4 : Maximum number of records>37000
• Micro SDKaart : Micro SDKaart ye dɛmɛ4GB；37000Pen data memory space ye300KB
• A maximum peakCRange de mesure de poids : 70~133 dB
• Time Weighting :Quick (Fast）,Lɛɛr (Slow）,Pulse sound(IMPULSE) ,Pike (PEAK(Time Weighted Measurement)
• Frequency weighting : A/C/Z
• Frequency Range :

31.5Hz~8KHz(ST-107)

20Hz~8KHz(ST-107S)

20Hz~16KHz(ST-109)

• DCoutput : 2Vdc/130dB
• ACoutput : 2Vrms/130dB
• Waktu daminɛ :＜10 Second
• Power : 30Saat(AA,3Bateri alkali4Pi)
• ACRotateDCTransformator :Lɔ̈k VoltageAC 100V~240V ;Voltage outputDC 6V~9V/500mA
• Size : 285(Long) x 90(Width) x 39(Yüksek) mm