Sound Level Meter
407790A Real Time Octave Band Analyzer
Real Time Octave Band Analyzer

Type 2 Integrating Sound Level Meter with Octave and 1/3 Octave Band Real Time has a big 3.5" 320x240 TFT color backlit LCD display.

Specifications

Analog Output AC output: 1 Vrms (at full scale); DC output: 3.0V, 25mV/dB
Frequency Bandwidth 25Hz ~ 10kHz
Memory microSD card (included)
Microphone Condenser, 0.52" (13.2mm)
Response Time Fast, Slow, 10ms (t), I
Sound Range (dB) 20 to 90dB, 20 to 100dB, 20 to 110dB, and 30 to 120dB, 40 to 130dB
Sound Range (dB) Basic Accuracy ±1.5dB (ref 94dB @ 1kHz)
Weighting A, C, and Z
Certifications CE
Dimensions 13.6 × 3.9 × 2.4" (345 × 100 × 60mm)
Power 4 × C (1.5V) batteries / external supply 6V DC, 1A
Warranty 2 years
Weight 33.5oz (950g)