IET 1551C Overview
- General Purpose (Type 2)
- 24 to 150 dB Measurement Range
- Meets Common Standards: ANSI Standard SI.4-1971; IEC Publication 123, 1961
- 20Hz to 20kHz Amplifier Response
- Internal Calibration System
The General Radio 1551C Sound-Level Meter provides a sound level range of 24 dB to 150 dB (re 20 µN/m2) with ±1 dB accuracy. Completely self-contained and incorporates self-calibration circuitry so you know it's always accurate. Includes ceramic microphone that withstands both temperature and humidity extremes.
