Introducing the new OHD/Cirrus Research Optimus™ RTA Sound Level Meter. The Optimus measures all data in one measurement; this includes the entire 120dB dynamic range. Just press three buttons, and you’re done! Voice tag allows you to audibly notate the measurement which means no need for keeping track of a log sheet. The Optimus is small, lightweight, and incredibly easy to use. OHD_300px.jpg

Occupational Health Dynamic LLC, www.ohdusa.com, (888) 464-3872. Booth 1008. Circle 277