SOUND LEVEL METER
A. SOUND LEVEL METER - KMAR814
Alat ukur tingkat kebisingan Suara
Designed according to IEC651, Type 2, ANSI S1.4 Type 2
CE and ISO 9001
Measuring Range: 30~ 130dBA
AC/ DC Output
Auto Power Shut Off
Low Battery Display
Over Range Indication
Sound Measuring Level Selection
Max Hold Function
Designed to meet the measurement of Safety Engineer, Health, Industrial Safety Officer and Sound Quality Control in various environment
AC DC Signed output for frekwency analyzer level recorder,
FFT analyzer, graphic recorder, etc
Measuring Range
: 30~ 130dB A , ± 1, 5 dB
: 35~ 130dB C

Level Range Control Switch
: 30dB to 80dB
: 50dB to 100dB
: 60dB to 110dB
: 80dB to 130dB

Frequency Range : 31.5HZ-8.5KHZ
Linearity Range : 50dB
Digit & Resolution : 5Digits & 0.1dB
Bar Graph : 50dB scale at 1dB step monitoring
Time Weighting Selection
: Fast for normal measurement
: Slow for checking AVERAGE level of fluctuating noise
Frequency Weighting
: A weighting for general sound level measurement
: C weighting for checking low frequency content of noise
Microphone: 1/ 2 Inch Electret Condenser Microphone
Sampling Frequency: 2 times/ sec
Power Source: 9 Volt alkaline battery or 9Volt DC adaptor
Dimensions: 265( L) × 72( W) × 35( D) mm
Weight: 300g approx.

Include
Sound Level Meter
Battery 1 x 9 Volt alkaline
Windscreen ball
Operation Manual
Carrying Case

B. SOUND LEVEL METER - KMAR824
Alat ukur tingkat kebisingan Suara
Designed according to IEC651, Type 2, ANSI S1.4 Type 2
CE and ISO 9001
Measuring Range: 30~ 130dBA
AC/ DC Output
Auto Power Shut Off
Low Battery Display
Over Range Indication
Sound Measuring Level Selection
Max Hold Function
Designed to meet the measurement of Safety Engineer, Health, Industrial Safety Officer and Sound Quality Control in various environment
AC DC Signed output for frekwency analyzer level recorder,
FFT analyzer, graphic recorder, etc
Measuring Range
: 30~ 130dB A , ± 1, 5 dB
: 35~ 130dB C

Level Range Control Switch
: 30dB to 80dB
: 50dB to 100dB
: 60dB to 110dB
: 80dB to 130dB

Frequency Range : 31.5HZ-8.5KHZ
Linearity Range : 50dB
Digit & Resolution : 5Digits & 0.1dB
Bar Graph : 50dB scale at 1dB step monitoring
Time Weighting Selection
: Fast for normal measurement
: Slow for checking AVERAGE level of fluctuating noise
Frequency Weighting
: A weighting for general sound level measurement
: C weighting for checking low frequency content of noise
Microphone: 1/ 2 Inch Electret Condenser Microphone
Sampling Frequency: 2 times/ sec
Power Source: 9 Volt alkaline battery or 9Volt DC adaptor
Dimensions: 265( L) × 72( W) × 35( D) mm
Weight: 300g approx.

Include
Sound Level Meter
Battery 1 x 9 Volt alkaline
Windscreen ball
Operation Manual
Carrying Case

C. SOUND LEVEL METER - KMAR834 ( High Performance Product)
Alat ukur tingkat kebisingan Suara

Designed according to IEC651, Type 2, ANSI S1.4 Type 2
CE and ISO 9001
Accuracy up to ± 1.5 dB
Measuring Range: 30^ 130dBA
High/ Low speed rate selection
The Maximum value holding function
Auto Power Shut Off 10 minutes
Both AC and DC analogy signal output are available connecting to frequency
analyzer or X-Y axis recorder for data statistical analysis
Calender function
43690 data record function ( available to be expanded to 131070 for special use.
May connect with the PC through USB, have functions of data record downloading,
real-time data sampling analysis, and printing graph & data etc.

Calibration sound source : 94 dB @ 1 KHz
Measuring Range : 30~ 130dB A, 35 to 130 dB C
Frequency Range : 31.5HZ-8.5KHZ
Resolution : 0.1 dB
Measuring Level
: 30 to 80 dB
: 40 to 90 dB
: 50 to 100 dB
: 60 to 110 dB
: 70 to 120 dB
: 80 to 130 dB
: 30 to 130 dB
Dynamic Range : 50 dB / 100 dB
Overload Indication : Over / Under
Frequency Weighting Characteristic : A and C
Digital Display : 4 Digits
Analog bar graph 1 dB / 1 bar graph
Sampling Rate : 20 times / second
AC Signal output : 0.707V rms / full bar graph, output impedance is about 600 ohm
DC Signal output : 10 mV / dB, output impedance is about 100 ohm
Dynamic Characteristic : Fast ( high speed) / slow ( low speed)
Calender Accuracy : ± 30 second / day
Data storage quantity : 43690 ( special may expand to 131070)
The maximum value holding : Max
Auto power off : After no operation for 10 minute)
Microphone : polarization capacitance microphone
Operation voltage : 6 Volt
External Dimensions : 67 x 30 x 183 mm
Include :
Sound Level Meter
Battery 4 x AA 1, 5Volt
Windscreen ball
Operation Manual
Carrying Case
Communication Software CD-ROM
System : Windows 95/ 98, NT4/ ME/ 2000/ XP/ 2003
USB connection cable

D.SOUND LEVEL METER - KMSL811, Professional Sound Level Meter
Digital Multi-function Sound Level Meter

With Bar-graph Indicating & Max Value Holding

Specifications:
Power supply: 9 V AC/ DC
Via power unit : max. 9 V DC, 100 mA
Via battery : 9 V battery
Battery life : approx. 20 hrs.
Measuring ranges
: 30 - 80 dB
: 40 - 90 dB
: 50 - 100 dB
: 60 - 110 dB
: 70 - 120 dB
: 80 - 130 dB
: 30 - 130 dB
Accuracy : ± 1.5 dB @ 94 dB, 1 kHz
Frequency range : 31.5 Hz - 8.5 kHz
Level weighting : A or C
Microphone : electret condensor microphone
AC output : 0.707 V RMS
Output impedance : 600 ohm
DC output : 10 mV
Output impedance : 100 ohm
Supported operating systems : Microsoft® Windows® 98/ ME/ 2000/ XP
Optional Compter interface and software
Dimension ( LxWxH) : 145 x 110 x 60 mm
Weight : 0.6 kg

Contact :
Telp 0251-7543316, 021-70748483
Fax : 021-7543281
email : karyamitrausaha@ yahoo.com.