Digital sound level meter SM-325 1 unit

The maximum and minimum values ​​of the measurement data are automatically stored in memory and can be recalled after measurement. It has an AC signal output terminal, so you can record. The frequency compensation circuit can be selected between A and C by a switch. Measurement range (dB): 32 to 130 Resolution (dB): 0.1 Frequency range: 31.5Hz to 8kHz Display: 4-digit LCD display Accuracy: ±1.5dB (1kHz, after 14dB calibration) Dynamic characteristics: FAST (125msec.), SLOW (1sec.) AC output signal: 1Vrms/full scale Power supply: 1 x 006P (9V) battery (included for testing) Size: 232 x 54 x 34 mm Weight: Approx. 200g Accessories: Adjustment screwdriver, windshield sponge