Pulsar 22-2 个人声级计系统（70 - 130dB / 120 - 140dB，2剂量）

Measurement Range (dBA):70 - 130dB RMS
Measurement Range (dBC):120 - 140dB Peak
Frequency Types (Weighting): A, C
Measurement Functions: LAeq, LAVG, LCpeak, LEX,8h, LAE, % dose, Exposure (Pa2h), Estimated % dose
Memory: Up to 93 measurements of 8 hours duration
Weight:45 grams
Battery Type: Rechargeable niMH battery
International Standards: IEC 61252:1993, IEC 60942:2001 Class 2, AnSI S1.25:1991
Standard package includes: Model 22 doseBadge, leather mounting kit, Model 22-R reader unit, doseBadge charger, power supply, dBLink3 software Cd, USB cable, K3 hard carry case, batteries, calibration certificate

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