Description
The Extech 407780A is an integrating sound level meter with USB. The meter takes Leq and SEL measurements with A and C frequency weighting options. The meter has a built-in data logger that records up to 32,000 records and a PC interface for easy access to recorded information. Its 4-digit multifunction LCD display has an analog bar graph and digital readout. With the 407780A, you can program integration times, use fast, slow, or impulse response settings, and benefit from alarm functions. It includes a windscreen, adjustment screwdriver, USB cable, Windows-compatible software, battery, one-year warranty, and carrying case.
Ref. 407780A