The Optimus Yellow instruments are a range of state-of-the-art-sound level meters that have been designed to meet the very latest standards for noise measurement instruments and provide the highest level of performance possible whilst being simple to setup, use and operate.
"It is a first class instrument and should be the prime tool of all environmental and occupational health officers"
Cirrus Research "The Measure" current newsletter
Cirrus Optimus Green Sound
The Optimus Green Sound Level Meters are the ultimate instruments when you need a sound level meter for both environmental and occupational noise.
The Optimus Green instruments will also provide advanced audio recording during measurements using Acoustic Fingerprint technology along with up to 28 statistical
Environmental noise measurements
Occupational noise measurements
Simple noise measurements
Simultaneous measurement & data logging of all functions
SPL, Max/Min, Peak Leq, Noise Dose, Ln values, total noise detection,real time 1:1 & 1:3 octave band filters
A, C, & Z frequency & F,S & I time weightings plus Peak(A,C & Z)
Three independent intergrators for occupational noise
Class/Type 1 & Class/Type 2 versions
Fully compliant with BS EN/IEC61672 standards
Voice Tag audio note recording & AuditStore measurement verifications
In measurement audio recording with Acoustic Fingerprint triggering
High resolution colour OLED display with backlit keypad
Standard 4GB memory with 32GB option
Download measurements to the license-free NoiseTools software for reporting and analysis
Single 120dB measurement span with no range changing