Sound Level Meter

Sound level meter with LCD (Liquid Crystal Display) and Electric condenser type microphone. 3 1/2 digit display. *dB (A & C frequency weighting), Time weighting (Fast, Slow), AC & DC output. MEASUREMENT RANGE: 3 ranges, 30 to 130 dB, input signal only.  Frequency: 31.5 Hz to 8,000 Hz. Size of microphone: 1/2 inch standard size Range selector: 30 to 80 dB, 50 to 100 dB, 80 to 130 dB