OMNITRONIC SLM calibration tool

Calibrator for sound level meters Matching calibrator for SLM-500 and SLM-700 Quickly adjust and test the accuracy of sound level meters Suitable for microphones with a of 12.7 mm (1/2") and 2.54 mm (1") Operation via 9 V block battery or power unit (included) Incl. padded leatherette bag Output level: 114 dB/94 dB, switchable Output frequency: 1 kHz, sine Accuracy: 0.3 dB (114 dB), 0.5 dB (94 dB) Reference conditions: 20 C, 760 mm Hg Temperature coefficient: 0 to 0.01 dB/ C Operating temperature: -10 C to +50 C Storage conditions: -40 C to +65 C, battery removed Standard: DIN IEC 942 Class 2,