`` SPECIFICATIONS
Performance
Frequency Reponse (at 1 watt from
Frequency Response (at line out): 20 Hz to 20 kHz +/- 1 dB.
Power Bandwidth (at
Signal to Noise Ratio (ref. to rated power, master volume at minimum): 85 dB.
DC Output Offset: < ±5 mV.
THD: Less than 0.5% at rated power at 1 kHz.
Input Sensitivity (for full output at maximum gain): 800 mV.
Input Impedance (nominal): 100 kilohms.
Minimum Load Impedance:
100V output: 160 ohms.
70V output: 80 ohms.
Crosstalk (all controls at “10”):
Line Output Level (nominal): 1V into 10 kilohms.
AC Line Voltages Available:
100V 50/60 Hz
120V 60 Hz
220V 50/60 Hz
230V 50/60 Hz
240V 50/60 Hz
Operating Temperature/Humidity: 0° C to 40°
Cat 95% relative humidity
Front Panel Controls and Indicators
Power Switch: Pushbutton
Power Indicator: Blue LED indicates power on.
Output Signal Presence Indicator: Green LED, one for each output channel, illuminates when output signal level exceeds 100 mV (45 dB below full power) from the
Clip Indicators: Red LED, one per output channel. Illuminates at threshold of audible distortion.
Master Volume Controls: One per output chan- nel. Detented potentiometer with knob.
Tone Controls: Bass and Treble
Back Panel Controls and Connectors
Reset Switch: Resets the circuit breaker that protects the power supply. 220/230/240V units have a fuse instead.
AC Power Inlet: Detachable IEC.
Auxiliary Power Input:
Amplifier Outputs Connectors: One per channel,
Output VCA Connector: One for every two chan- nels,
Line Out Connector: One
Amp Input Connector:
Cooling
Convection cooled.
Protection
Current Limit Protection: Included.
Thermal Limit Protection:
Included Accessories
Power cord Detachable rack ears Screws for rack ears
Spade lugs
Optional Accessories
nels.
Dimensions
EIA Standard
Weight
Net Weight:
180A: 21.0 lb (9.5 kg)
280A: 25.3 lb (11.5 kg)
1160A: 25.3 lb (11.5 kg)
Shipping Weight:
180A: 26.0 lb (11.8 kg)
280A: 30.3 lb (13.7 kg)
1160A: 30.3 lb (13.7 kg)
Regulatory Certifications
9/07 |
COMMERCIAL AUDIO
The Crown® 180A, 280A and 1160A are
all necessary features in a simple