NTi Audio Acoustilyzer AL1 - Manual (Page 88)

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Input Connectors
• XLR balanced, RCA unbalanced
Input Impedance
• 40 kOhm balanced, 20 kOhm unbalanced
Input RMS ( upper measurement limit )
• balanced +20 dBu (7.75 V
RMS
)
• unbalanced +14 dBu (3.8 V
RMS
)
• for input levels > 20 dBu (balanced) the Adapter -20 dB is
available as accessory
Max. DC Input
• ± 50 V
DC
Residual Noise
• < 12 μV, XLR-input shorted
Internal Microphone (for Polarity and Delay measurement only)
• Omni directional
Monitor Output
• Jack 3.5 mm (1/8“), suitable for all common headsets
Display Graphic LCD 64 x 100 pixel, with backlight
Batteries
• 3x AA batteries (alkaline)
• Typical battery lifetime > 16 hrs
Dimensions (L x W x H)
• 163 x 86 x 42 mm (6.4“ x 3.38“ x 1.63“)
Weight
• 300 g (10.5 oz) incl. batteries
Temperature
• 0° to +45° C (32° to 113° F)
Humidity
< 90 % R.H., non condensing