Crown 1160ma User Guide

   

1 kHz with 0.5% THD
Minimum guaranteed power per channel into 4 ohms or 70V/100V output

80W

80W

160W

Number of input channels

4

8

4

Number of power amplifiers

1

2

1

Input Sensitivity (volts RMS) for full output at maximum gain

   Balanced mic inputs
   Balanced line inputs
   RCA connectors

                         

3 mV

800 mV
400 mV

                        

 3 mV

800 mV
400 mV

                          

 3 mV

800 mV
400 mV

Frequency Response (at 1 watt from 4-ohm tap, 70 Hz - 19 kHz)

± 1 dB

± 1 dB

± 1 dB

Frequency Response (at line out, 20 Hz to 20 kHz)

± 1 dB

± 1 dB

± 1 dB

Power Bandwidth (at 4-ohm tap, 2 dB below maximum 1 kHz power)

            50 Hz to 20 kHz with < 0.5% THD 

             50 Hz to 20 kHz with < 0.5% THD 

            50 Hz to 20 kHz with < 0.5% THD 

Signal to Noise Ratio (ref. to rated power, master volume at minimum)

85 dB

85 dB

85 dB

Total Harmonic Distortion (THD) at rated power at 1 kHz

< 0.5%

< 0.5%

< 0.5%

DC Output Offset

< ± 5 mV

< ± 5 mV

< ± 5 mV

Input Impedance (nominal)

Mic: 400 ohms, Line: 100 kilohms, 

RCA: 50 kilohms

Mic: 400 ohms, Line: 100 kilohms, 

RCA: 50 kilohms

Mic: 400 ohms, Line: 100 kilohms, 

RCA: 50 kilohms

Crosstalk (all controls at “10”)

–70 dB at 1 kHz

–70 dB at 1 kHz

–70 dB at 1 kHz

Line Output Level (nominal)

1V into 10 kilohms

1V into 10 kilohms

1V into 10 kilohms

Phantom Power

15 VDC 

15 VDC

15 VDC 

AC Line Voltages Available

100V  50/60 Hz

120V  60 Hz

220V  50/60 Hz
230V  50/60 Hz
240V  50/60 Hz

100V  50/60 Hz

120V  60 Hz

220V  50/60 Hz
230V  50/60 Hz
240V  50/60 Hz

100V  50/60 Hz

120V  60 Hz

220V  50/60 Hz
230V  50/60 Hz
240V  50/60 Hz

Operating Temperature/Humidity

0

o 

C to 40

o 

C at 95% relative humidity

 (non-condensing)

0

o 

C to 40

o 

C at 95% relative humidity

 (non-condensing)

0

o 

C to 40

o 

C at 95% relative humidity

 (non-condensing)

Storage Temperature

–20

o

 C to 85

o

 

C

–20

o

 C to 85

o

 

C

–20

o

 C to 85

o

 C

Cooling

Convection cooled

Convection cooled

Convection cooled

Dimensions: Width, Height, Depth (behind mounting surface)

EIA Standard 19" W (EIA RS-310-B)

x 3.5" (8.9 cm) H x14" (35.6cm) D

EIA Standard 19" W (EIA RS-310-B)

x 3.5" (8.9 cm) H x14" (35.6cm) D

EIA Standard 19" W (EIA RS-310-B)

x 3.5" (8.9 cm) H x14" (35.6cm) D

Net Weight, Shipping Weight 

21.0 lb. (9.5 kg), 26.0 lb.  (11.8  kg) 

25.3 lb. (11.5 kg), 30.3 lb. (13.7 kg)                                                 

25.3 lb. (11.5 kg), 30.3 lb. (13.7 kg)