ATP E-Catalogue 2024 - Catalog - Page 36
MMT-911A Mini Sound Level Meter with Temperature
dB
°C
°F
A
Freq
Fast
Slow
Min
Hold
Max
Hold
Data
Hold
Back
Light
Auto
Off
Low
Battery
Battery
CAL
1
The MMT-911A mini digital sound level meter has a wide dynamic range and gives virtually
instant readings. It features an accuracy of ±2dB, a fixed 8A9 frequency rating, and the choice of
fast or slow time weightings. It also features the current temperature on its hi-contrast colour
LCD display.
Frequency range of 31.5Hz to 8kHz
Display updates every 300ms
Backlight for dark environments
Single measurement range of 35 to 135dB
Fast 125ms or slow 1s time response weighting
Hi-range >100dB, Lo-Range
