MCM Electronics

70V Mixer Amplifier 4 Input 80W RMSMCM Part #: 555-22410  |  Crown Audio Part #: 180MA

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Commercial Audio Mixer/Amplifier

Crown’s Commercial Audio mixer/amplifiers deliver legendary Crown quality to the commercial audio industry. These high-value mixer/amplifiers provide both 4-ohm and constant-voltage outputs (70V and 100V) for use in a wide range of commercial applications including schools, hospitals, factories, restaurant/retail, houses of worship, fitness facilities, A/V boardrooms, prisons, and small offices. Easily configured for a range of uses such as paging, background music, security, and evacuation instructions.

Product Description

    Features
  • The 180MA has 4 inputs and one 80W power amplifier
  • Ideal for commercial and industrial use
  • Expandable by adding Crown Commercial Audio Series mixers or power amplifiers
  • Balanced Phoenix-type mic/line inputs; touch-proof screw-terminal speaker outputs
  • Any input can be sent to any output
  • Priority muting
  • Three-Year, No-Fault, Fully Transferable Warranty completely protects your investment and guarantees its specifications

Specifications
Frequency Reponse (at 1 watt from 4-ohm tap): 70 Hz to 19 kHz ± 1 dB
Frequency Response (at line out): 20 Hz to 20 kHz ± 1 dB
Power Bandwidth (at 4-ohm tap, 2 dB below maxium 1 kHz power): 50 Hz to 20 kHz with < 0.5% THD
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): Balanced mic inputs: 3 mV
Balanced line inputs: 800 mV
RCA connectors: 400 mV
Input Impedance (nominal): Mic: 400 ohms
Line: 100 kilohms
RCA: 50 kilohms
Crosstalk: –70dB at 1kHz
Line Output Level (nominal): 1V into 10 kilohms
Phantom Power: 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
Operating Temperature/Humidy: 0° C to 40° C at 95% relative humidity (non-condensing)
Storage Temperature: –20° C to 85° C

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Package Specifications & Dimensions
Weight:27.05 lbs.
Hazardous:No
RoHS Comp:No
Warranty:1095 days
Need to Return?
Length:23 in.
Width:18.5 in.
Height:5.25 in.
Shipping Information
Extra Shipping Charge:No
Drop Ship:No
Catalog Pages
Catalog/Page:

MCM Cat 57, Page 131

PDF Reference
DatasheetManual

Requires Adobe Acrobat Reader.

Mfr. Info

Crown Audio Logo
Mfr. Name:Crown Audio
Mfr. Part Number:180MA