Parasound ZoneMaster ZM12 Twelve-Channel Power Amplifier – Parasound

What to expect in the box:

• ZoneMaster ZM12 Twelve-Channel Power Amplifier
• 2U rack mounting hardware

Product Details:

• Features
• Universal amplifier for applications from 60 to 150 watts
• Zone 1 (channel 1&2) are higher power for more demanding applications
• 24 speaker connections (A and B outputs for all 12 channels)
• High current for stable operation at 2 Ohms
• Class AB input stage plus premium Class D power stage
• Independent audio sensing triggers, one for each zone
• 6 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
• Two bus inputs can be routed to any zone
• Bus loop output jacks for passing audio to another amp
• Summed Mono mode combines L and R for single speaker applications
• Separate level controls for all twelve channels
• Detachable speaker connectors accept up to 12 gauge wire
• Short circuit and overheat protection with front panel indicators
• 0.5 watt standby power consumption meets Energy Star & EU specs
• Compact 2U chassis
• Specifications
• Power Output : Zone 1 (Channel 1–2)
• 120 watts x 2 @ 8Ω
• 150 watts x 2 @ 4Ω or 2Ω
• Power Output : Zone 2-6 (Channels 3–12)
• 60 watts x 10 @ 8Ω
• 100 watts x 10 @ 4Ω or 2Ω
• Note: Power ratings are RMS, All Channels Driven (20 Hz – 20 kHz)
• Minimum Speaker Impedance:
• A+B Outputs of a Single Channel: 2 Ω
• Note: Continuous operation at this minimum impedance might require additional ventilation for the amplifier.
• Frequency Response:
• 20 Hz – 20 kHz, +0/-0.25 dB
• 5 Hz – 50 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
• 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, 5 mA
• Audio Trigger Requirements: 2 mV audio signal
• AC Power Requirement:
• 1550 Watts maximum
• 150 Watts typical (audio playing on all zones)
• 55 Watts idle (all zones on)
• 15 Watts idle (one zone on)
• 0.5 Watts standby
• 100-250 VAC 50/60 Hz (automatic)
• Dimensions:
• Width: 17.25″ (437 mm)
• Depth: 14.5″ (369 mm)
• Depth, with cables: 16″ (406 mm)
• Height, with feet: 4.15″ (105 mm)
• Height, without feet: 3.5″ (89 mm)
• Weight:
• Net: 21 lbs (9.5kg)
• Shipping: 27 lbs (12.2kg)

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