RION NA 28 Real Time Digital Sound Level Meter[Feb. 7, 2012 1:41:53]
Specification
If you need to log octave and/ or third octave bands ( LAeq, LAmax, Lmin, SEL and LN% ) then you need an NA-28 Based Long-Term Noise Monitoring System. The NA-28, Rion' s top of the range meter, offers unparalleled data storage potential and is power efficient enough to run for 7 days from a full charge off a pair of gel-cell batteries. The NA-28 long-term systems are available in both Standard and Enhanced Outdoor Kit Format and can be used with the NX-28WR for a long-term noise monitoring system with audio recording capability.
⢠Rion NA-28 ( Class 1) Sound Analyser
⢠Rion WS-03 Outdoor Microphone Protection
⢠Weather Resistant and Lockable Case for Sound Level Meter
⢠Gel-Cell Batteries & Charger Providing 7 daysâ Continuous Use in Standard format although additional batteries can optionally be added for longer battery life;
⢠Microphone Extension Cable ( 2m, 5m, 10m lengths available off the shelf and 30m, 50m and 100m lengths can be ordered) ;
⢠Mains and solar powered options available;
⢠Measures and logs Leq, Lmin, Lmin, SEL + 5 Lns in octaves and/ or third octaves
⢠Octaves & Third Octaves can be measured simultaneously
⢠Sub-channel for simultaneous measurement of two time/ frequency weightings
⢠Massive storage potential of real time octave and third octave band spectra, onto a compact flash card
⢠Stored data saved as text files which can be read directly by spreadsheet programs
⢠Computer access to the data is not limited by dongled or bespoke software
⢠Excel macros for formatting data supplied free of charge
⢠Audio recording option available
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