Feature

●Simple & Easy OperationLightweight and Small Size.
●Digital Display with Backlight, Clearly Shows the Chosen dB Level.
●Scope of application: Calibration of microphones and acoustic measuring instruments with a diameter of 12.7mm (1/2 inch) and a diameter of 23.77mm (1 inch).
●Solid Design Provides Accurate and Reliable Performance.
●Suitable for Personal, Field and Laboratory use.
●Perfect for monitoring noise levels in communities, home theaters, audio systems, automobiles, workshops, schools, offices, factories
●it easy to read on a big display design.
●Long press the backlight button to turn on a backlight, making it easy to view even in damn light


Description

Sound Pressure Level: 94dB & 114dB
Accuracy: ±0.3dB (20°C, 760mm Hg)
Frequency: 1000±0.01% Hz allows calibration with A,B,C or D weighting networks or linear
Microphone Size: 1" and 1/2" microphones
Temperature Coefficient: 0~0.01 dB/°C
Altitude Effects: Approximately decrease 0.1dB per 2000 ft increase in altitude from sea level to 12,000 ft elevation, or comparable atmospheric pressure change (approximately every 50mm of Hg decrease)
Operating Temperature: -10~50°C
Storage Temperature: -40~65°C(batteries removed)
Power Supply: 2 x 1.5V AAA (excluded)
Size: 137 x x51 x 51mm
Weight: approx. 200g
Note:
1. Please Allow 1-3cm Differs Due To Manual Measurement.
2. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.Please refer to the received product. Thank you for your understanding.
The non-slip side design ensures that the portable noise meter fits easily in the hand.
TS-501B SPL meter is a battery-operated noise meter that comes with three durable batteries and has an automatic power-off function to extend battery life.
A low battery indicator will appear on the screen when the battery is low to remind the user to replace the battery in time