ZoneMaster 2 120 watts x2 @ 8 Ω 150 watts x2 @ 4 Ω or 2 Ω 4 speaker connections (A and B outputs for both channels) High current for stable operation at 2 Ohms Class AB input stage plus premium Class D power stage Audio sensing auto-on trigger 12 volt auto-on trigger input Looping 12 volt trigger output Speaker level input for expanding systems w/out pre out jacks Looping output to connect additional amplifiers Mono mode combines L and R for single speaker applications Separate level controls for both 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 ZoneMaster 2 Specific Features Compact 1u, 1/2 width chassis size Full Range Mono RCA Output 80Hz low pass Mono RCA output (for sub) Built in 80Hz low pass filter in bridged mode for driving in-wall/in-ceiling woofers or passive sub(s) Specs Power Output – RMS, Both Channels Driven (20 Hz - 20 kHz)120 watts x 2 @ 8Ω150 watts x 2 @ 4Ω or 2Ω Minimum Speaker Impedance:A+B Outputs of a Single Channel: 2 ΩNote: Continuous operation at this minimum impedance might require additional ventilation for the amplifier. Frequency Response:20 Hz - 20 kHz, +0/-0.25 dB5 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 Low Pass Crossover: 80 Hz, 18 dB per octave AC Power Requirement:300 Watts maximum30 Watts typical (music playing)15 Watts idle (no music playing)0.5 Watts in standby100-250 VAC 50/60 Hz (automatic) Dimensions:Width: 8.5" (220 mm)Depth: 10" (254 mm)Depth: 12" (305 mm) with AC cord and cables connectedHeight, with feet: 2" (51 mm)Height, without feet: 1.75" (45 mm), 1U Weight:Net: 4.3 lbs. (2.0kg)Shipping: 7.3 lbs. (3.3 kg)
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