• Altitude Effects : Approx. 0.1 dB decrease for each 2000 feet increase in altitude from sea level to 12,000 feet elevation, or comparable atmospheric pressure change.(approx. every 50 mm of Hg decrease).
• Weight : Approx. 250g.
• Battery Life : Approx 100 hours.
- Temperature Coefficient : 0 ~ 0.01 dB / C
• Dimension : 48 x 48 x 138mm
- Operating Temperature range : -10 ~ +50 C
• Output Sound Level : 94dB and 114dB under reference.
• Battery : Single 9V transistor Battery. (NEDA 1604)
• Standard : Confirms to IEC 942 Class 1.
- Storage Temperature range : -40 ~ +65 C (with batteries removed).
Features : Wide temperature range, Built rugged for portable field use, Fast heat up and cool down, Temperature sensor burnout protection, Lightweight, Low cost.