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DVM1326 VELLEMAN 1

DVM1326 – DIGITAL SOUND LEVEL METER

1. Introduction

Thank you for buying the

DVM1326

! Please read the manual carefully before bringing this

device into service.

This digital sound level meter can be used for sound level measurements in factories, schools,

offices, airports, etc. It can also check the acoustics of studios, auditoriums and hi-fi

installations.

2. Features

• two operating modes

• A & C weighting

• high (65 to 130dB) and low (35 to 100dB) measuring ranges

•

0.1dB resolution

• fast/slow response

• data-hold and max-hold functions

•

large 3 ½-digit LC display with function indication

• built-in calibration circuit (94dB)

3. Specifications

Display with functions dB, A & dB, C & dB, Lo & dB, Hi & dB and

MAX HOLD, DATA HOLD indication

Max. Display 1999

Polarity automatic negative (-) polarity indication

Overrange Indication “OL”

Low-Battery Indication “BAT” is displayed when the battery voltage drops below

operating level

Measurement Rate 1.5/second (nominal)

Storage Temperature -10 to +60°C (14 to 140°F) with RH < 80%

Power Supply one 9V-battery (NEDA 1604 or 6F22)

Dimensions (H w W x D) 251 x 64 x 40

Weight 250g

Measurement Range A LO (low) - Weighting : 35 – 10dB

A HI (high) - Weighting : 65 – 130dB

C LO (low) - Weighting : 35 – 100dB

C HI (high) - Weighting : 65 – 130dB

Resolution 0.1dB

Typical Frequency Range 30Hz – 10KHz

Frequency Weighting A & C

Time Weighting fast

Accuracy ± 3.5dB at 94dB, 1KHz sine wave

Microphone built-in electret condenser microphone

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