simpson 890-2 Sound Level Calibrator
simpson 890-2 Sound Level Calibrator,Simpson Type 2 sound level systems come in a variety of configurations to meet any noise measurement requirements.

simpson 890-2 Sound Level Calibrator

Simpson Type 2 sound level systems come in a variety of configurations to meet any noise measurement requirements. Each system is composed of several components designed to work together as one integrated test instrument and output jacks that will supply an AC RMS or DC Volt signal.