2-Pt. Acoustical Calibrator - Class 1 -power-&-lamp-cords RUGGED PUMPING POWER

RUGGED PUMPING POWER

Compact and Portable Design

it is ideal for testing applications such as hydroponics & gardening

working in a well-ventilated area

2-Pt. Acoustical Calibrator - Class 1 -power-&-lamp-cords RUGGED PUMPING POWERFor calibration of all Sper Scientific digital sound meters and any sound meter with a " microphone. The 850012 Sound Level Calibrator is used to calibrate the sensitivity of the microphone and sound level measuring equipment. The design is based on the feedback method to ensure a highly stable sound pressure level. This compact and ergonomic sound calibrator conforms to ANSI S1. 40 1984 and IEC60942 (2003) Class 1 standard, and is perfect for