SKU: 6795069333
Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
OMRI Listed
Mesh increases diffusion—no hot spots
Pollination: Partially self-pollinating but produces better yields with a companion apple variety
the shelf has a weight capacity of 50 lbs
99" (70 x 70 x 160 cm)
2-Pt. Acoustical Calibrator - Class 2 rock-bottom OMRI ListedFor 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
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