Redback A4220 120W half rack PA zone amplifier front panel
Redback A4220 120W half rack PA zone amplifier rear panel connections
Redback A4220 120W half rack PA zone amplifier front panel
Redback A4220 120W half rack PA zone amplifier rear panel connections

Redback

Redback 120W Half Rack PA Zone Amplifier (A4220)

$695.00
Quantity

A 4220

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Part of the Redback modular 'half rack' zone amplifier series, letting installers mix and match amplifiers within 1RU of 19in rack space to closely match zone requirements.

Class-D design with excellent power efficiency. Front panel adjustment per channel plus bass and treble control, with individual protection, clipping and signal presence indicators. Outputs via pluggable euroblock connectors with 100V line and 8Ω available. Inputs via stereo RCA line or balanced euroblock terminals (balanced priority). A high pass filter switch can be activated on each channel.

Redback 120W Half Rack PA Zone Amplifier (A4220)

$695.00
Features
  • Modular half-rack design — mix and match amps within 1RU
  • Class-D design, high efficiency
  • 100V line or 8 ohm output via euroblock terminals
  • Stereo RCA + balanced euroblock inputs (balanced priority)
  • LED indicators for protection, clipping and signal presence
  • Short circuit, overload & high temperature protection
  • 2 year warranty
Specifications
  • Rated power (100V) : 120W
  • Rated power (8 ohm) : 2 x 60W
  • Amplifier class : Class-D
  • Inputs : Stereo RCA line + balanced 3-pin euroblock (balanced priority)
  • Speaker output : 100V / 8 ohm (pluggable euroblock)
  • Input sensitivity : 1V RMS / 10K ohm unbalanced/balanced
  • Output channels : 1 channel
  • Tone control : Bass 100Hz (+/-10dB), Treble 10kHz (+/-10dB)
  • High pass filter : Switchable per channel (180Hz -3dB)
  • Frequency response : 80Hz - 17kHz (+1dB / -3dB)
  • S/N ratio : >80dB (A-weighted)
  • THD : <1% (rated power, 1kHz)
  • Power supply : AC 110-240V 50/60Hz
  • Power consumption : 195W
  • Working temp : 0 to +40 deg C
  • Product size : 215 x 44 x 360mm (half 19in rack)
  • Unit weight : 3.5kg
  • Warranty : 2 years

*Specifications are subject to change without notice.

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