Extech SDL600 Sound Level Meter/ Datalogger records data on an SD card in an Excel format. The AC analog output for Extech SDL600 connects to an analyzer or recorder. Extech SDL600 is complete with 6 AA batteries, SD Card, wind screen, and hard carrying case.
Integrating Sound and Noise Level Datalogger has Leq and SEL measurements with
built-in datalogger and PC interface which includes Windows® datalogging
software. It also has datalogging function which records up to 32,000
records and a 4 Digit multifunction LCD with analog bargraph.
Extech SL130G Sound
Level Alert with Alarm is a 30-130dB Meter with built-in under/over-range LEDs
indicators which alert the user when sound
level is too high or too low. The Extech SL130G meter can be used in
hospitals, classrooms, and special quiet zones. This device can also be used to
check the sound leve of speakers/educators/instructors, auditoriums and theaters.
The high resolution Extech LT300 light meter measures light intensity up to 20,000 Foot-candles or Lux.
Utilizing a precision photo diode as well as cosine and color corrected measurements, the Extech LT300
light meter has a resolution of 0.01Fc/Lux with a standard accuracy of ±5% of reading.