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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
Optimum conditions: 64-77° with RH of 70%
Compact wireless technology for access to crop data
When an irrigation zone is activated on the OA6-24
5½" interior space
2-Pt. Acoustical Calibrator - Class 2 bloom Optimum conditions: 64-77° with RHFor calibration of all Sper Scientific digital sound meters or any sound level meter with 1 or microphone. Conforms to ANSI S1. 40 1984 and IEC942 1988 Class 2 standards for acoustical calibrators. Simply place the calibrator on to the digital sound meters microphone, turn on the calibrator, and adjust the decibel meters reading to either 94 or 114 dB. Operates at a frequency of 1KHz 4% and with an accuracy of 0. 5 dB. Built in battery check. Easily
