2 Sound Level Decibel Pressure Meters Digital

Simpson - Sound Level Meter - Model 884-2 Type S2A

HoldPeak Digital Sound Level Meter 30-130dB, Type 2, A/C Weighting, AC/DC Output

1983 Gen Rad General Radio Sound Level Meter Genrad Type S2A UNTESTED!! As Is

Cel Instruments Digital Sound Level Meter Calibrator CASE ONLY

*TC* SCOTT INSTRUMENT LABORATORIES TYPE 451 SOUND LEVEL METER ANSI S3A TESTED

*TC* SCOTT INSTRUMENT LABORATORIES TYPE 451 SOUND LEVEL METER ANSI S3A (KRS89)

Simpson Sound Measuring System Sound Level Meter System Model 884-2 Type S2A