H H Scott type 450-B Sound Level meter with case & strap UNTESTED

Brüel & Kjær 2204 Impulse Precision Sound Level Meter 1613 Octave Filter PARTS

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

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

Extech Instruments 407703 Sound Level Meter with Case

HH Scott Sound Level Meter 450b

AZ 8928 Digital Sound Level Meter Used untested

Radio Shack 33-2055 Digital Sound Level Meter SPL Decibel Tester Untested