Sound Measurement

Sound Level Meter, 30 to 130 dB Classroom Acoustics Measurement Type

• Sound level meter 30–130 dB range, measures SPL for classroom noise and acoustics comparisons.
• A-weighted and C-weighted options, supports different weighting methods in sound experiments.
• Frequency range 31.5 Hz to 8000 Hz, suitable for basic audio band measurement activities.
• Fast/slow response selectable, track changing levels or stabilise readings for steady sources.
• Pocket-sized plastic case, LED backlit display, 210 × 55 × 32 mm, runs on 9 V battery.