AZ INSTRUMENTATION DIGITAL SOUND LEVEL METER MODEL 8928

A 2003 version of the digital sound level meter model 8928 made by AZ instrumentation corp. In its original packaging with instruction leaflet. In good used condition. This model is still available and, new, they cost ~ £75.

See the sound meter working, as ably demonstrated by our furry assistant, in the video clip below!

This Sound Level Meter, also known as Noise Meter, Noise Level Meter or Decibel Meter, is a device for measuring acoustic noise (sound that travels through air). It is commonly used in the HVAC (Heating, Ventilation and Air Conditioning) or other industrial related application.

Specification:

• Frequency: 300Hx- 8K Hz
• Quasi-Analog Bar indicator: 1dB display steps, 30dB display range. Updated every 50ms
• Measurement level ranges: 4 ranges: 40-70dB, 60-90dB, 80-110dB, 100-130dB.
• Accuracy +/- 2dB
• Fast and slow response times
• A and C weighting.
• Auto/ Manual ranging
• Jack on the meter to provide AC analog output 
• Microphone: 10mm Dia Electric Condenser Microphone.
• Requires a PP3 9 volt battery/ cell (not included)