Digital Sound Level Meter R814

Name: Digital Sound Level Meter R814
SKU: R814
Availability: InStock
Rating: 5 (1 reviews)

Key Specifications / Features

♦Electronic Condenser Microphone.
♦LCD Display.
♦Power switch.
♦Level range control switch:30dB~80dB;50dB~100dB;60dB~110dB;80dB~130dB.
♦Maximum value hold switch.(MAX)
♦Frequency weighting select switch.
A:A weighting for general sound level Measurements.
C:C- weighting for checking the low frequency content of noise.
♦Time weighting select switch. Fast: For normal measurements. Slow: For checking average level of fluctuating noise.
♦AC output terminal:0.707 Vrms Corresponding to each range step.
♦DC out put terminal:output 10mV/dB.
♦Calibration control.
♦External DC 9V power supply terminal.
♦Battery door.
♦Tripod mounting screw.
♦Windscreen.

Request a quote

Detail Information

Specification	R814	R824	R844
Measuring Range	30~130dBA	30~130dBA	30~130dBA
	35~130dgBC	35~130dgBC	35~130dgBC
Accuracy	±1.5dB	±1.5dB	±1.5dB
Frequency Range	31.5Hz~8.5KHz	31.5Hz~8.5KHz	31.5Hz~8.5KHz
Linearity Range	50dB	50dB	50dB
AC/DC Output	√	√	√
Low Battery Indication	√	√	√
Over Range Indication	√	√	√
Digit&Resolution	5Digits&0.1dB	5Digits&0.1dB	5Digits&0.1dB
Time Weighting Selection	Fast/Slow	Fast/Slow	Fast/Slow
Microphone	1/2inch Electret Condense Microphone
Frquency Weighting	A&C	A&C	A&C
Sound Measuring Level Selection	√	√	√
Max Hold Function	√	√	√
Sampling Frequency	2times/sec	2times/sec	2times/sec
USB Transimission			√
Calendar			√
General Characteristics
Power	9V Battery or DC Adapter	AA 6V(Alkaline or DC Adapter	AA 6V(Alkaline or DC Adapter
Product Weight	178g	300g	300g
Product Size	207mmx70mmx29mm	265mmx70mmx35mm	210mmx72mmx32mm