Parasound(파라사운드) 파워앰프 ZM450
상품분류 파워앰프 (Power Amplifier)
제조사 Parasound(파라사운드)
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ZoneMaster 450

 Features 

·         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? 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

ZoneMaster 450 Specific Features

·         Compact 1u, 1/2 width chassis size

·         Rack mount kit sold separately (click to view)

·         Does NOT have A/B outputs (no room on the rear panel for connectors) but is 2 Ohm stable


Specs

  • 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)