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Parasound ZoneMaster Model 450 Universal 4 Channel Amplifier
Product ID: ZoneMaster450
Manufacturer: Parasound
Product UPC Code: : 791084200400
Parasound ZoneMaster Model 450 Universal 4 Channel Amplifier
List Price: $795.00
Price: $795.00

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  • Description
  • Specifications
  • Reviews
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Our ZoneMaster models are very similar in their feature sets, differing mainly in size and number of channels.
Looking for more channels? Try the 1250 or 650. Fewer? Try the ZoneMaster 250.
  • Universal amplifier for applications from 50 to 200 watts
  • 4 speaker connections (not enough room for additional Phoenix connectors on ZM450 rear panel)
  • High current for stable operation at 2 Ohms
  • Channel pairs are bridgeable for up to 200 watts @ 4 Ohms
  • Class AB input stage plus premium Class D power stage
  • Independent audio sensing triggers, one for each zone
  • 2 Independent 12 volt trigger inputs, one for each zone
  • Looping 12 volt trigger outputs for each zone
  • Master 12 volt trigger input to turn all zones on-off
  • Speaker level input for expanding systems w/out pre out jacks
  • Bus loop output jacks for passing audio to another amp
  • Mono mode combines L and R for single speaker applications
  • Separate level controls for all four channels
  • Detachable speaker connectors accept up to 12 gauge wire
  • Short circuit and overheat protection with front panel indicators
  • 0.9 watt standby power consumption meets Energy Star & EU specs
  • Compact 1u, 1/2 width chassis size
  • Rack mount kit sold separately
  • Does NOT have A/B outputs (no room on the rear panel for connectors) but is 2 Ohm stable
  • Power Output
    RMS, All Channels Driven (20 Hz - 20 kHz)

    50 watts x 4 @ 8Ω
    90 watts x 4 @ 4Ω or 2Ω
    160 watts x 2 @ 8Ω (Bridged)
    200 watts x 2 @ 4Ω (Bridged)

    Frequency Response
    10 Hz - 60 kHz, +0/-3 dB

    Total Harmonic Distortion
    < 0.05% at typical listening levels
    < 1.0% at full power

    Interchannel Crosstalk
    70 dB at 20 kHz

    Input Sensitivity:
    700mv = Full output (50 Watts @ 8 Ω)
    Total Gain = 29 dB (Level controls set to Maximum)

    S/N Ratio
    > 112 dB, input shorted, IHF A-weighted

    DC Trigger Requirements
    +9 Vdc to +12 Vdc, 2 mA

    Audio Trigger Requirements
    2 mV Audio Signal

    AC Power Requirement:
    500 Watts Maximum
    30 Watts Typical
    15 Watts Idle (All Zones on)
    7.5 Watts Idle (One Zone on)
    0.9 Watts Standby
    110-130 VAC 60 Hz or 220-255 VAC 50 Hz
    Note: AC mains voltage is set only by qualified electronics technician.

    Dimensions:
    Width: 8.5" (220 mm)
    Depth: 10" (254 mm)
    Height, with feet: 2" (51 mm)
    Height, without feet: 1.75" (45 mm), 1U

    Weight:
    Net: 4.5 lbs (2.0kg)
    Shipping: 7.5 lbs (3.4kg)

     
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