IBM N51 Series

Specifications
Physical Characteristics
Depth 400 mm (15.7 in.)
Width 380 mm (15.0 in.)
Height Front: 67 mm (2.6 in.)
Rear: 124 mm (4.8 in.)
Weight 7.7 kg (17.0 lb)
Electrical Characteristics
 Heat output
Base Configuration: 181 BTUs/hour
Maximum Configuration: 498 BTUs/hour
 Input Voltage-Sine Wave Input (50 or 60 Hz)
Low Range:
Minimum: 100 V ac
Maximum: 125 V ac
High Range:
Minimum: 200 V ac
Maximum: 240 V ac
 Input kilovolt-Amperes (k¸VA) (approximately)
Configuration as shipped from IBM: 0.053 k¸VA
Maximum configuration: 0.105 k¸VA
Environmental Requirements
 Operating Environment:
Temperature: 5° to 35°C (41° to 95°F)
Relative Humidity: 8% to 95% (non-condensing)
Maximum wet bulb temperature: 29.4°C (85°F)
 Non-operating Environment:
Temperature: 5° to 43°C (41° to 109°F)
Relative Humidity: 8% to 95% (non-condensing)
Maximum Wet Bulb: 29.4°C (85°F)
 Storage
Temperature: -20° to 60°C (-4° to 140°F)
Relative Humidity: 5% to 95% (non-condensing)
Maximum Wet Bulb: 29.4°C (85°F)
 Maximum altitude: 2435 m (8000 ft)
Audio-Circuit Specifications
 Speaker-In to Audio-Out
Output (mV rms): 190 to 270
S/N ratio (dB): >48
Total Harmonic Distortion (THD) (%): <1
 Speaker-In to Headphone Jack
Output (mV): >1
S/N ratio (dB): >50
Total Harmonic Distortion (THD) (%): <1
 Speaker-In to Embedded Speaker
Output (W): >2
S/N ratio (dB): >45
Total Harmonic Distortion (THD) (%): <2
Dock II (3546)
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