Sound Level Calibrator Voice Decibel Meter Dosimeter Calibration Instruments (Accuracy 0.5 dB)

Description

Features: Sound Pressure Level with 94 dB and 114 dB High Accuracy with 0.5 db Generates standard levels and frequencies Low influence of static pressure ""Designed for 1"""" and 1/2"""" microphones"" General Specifications: Model: A Standards: GB/T15173, ANSI S1.40 CLASS2, IEC942 Sound Pressure Level: 94dB & 114dB Accuracy: 0.5dB Frequency: 1000Hz ""Calibration Of Microphones: 1"""", 1/2"""""" Power Supply:1x6F22 9V Battery Dimensions: 142x47x47mm Weight:275g(Including Batteries) Package includes: 1.Main Unit 2.Carrying Case 3.Operation Manual