Parasound Z-12 ZoneMaster 12-Channel Power Amplifier - Exc Condition For Sale

Finally there is a whole house distribution amplifier worthy of being called a Parasound. The ZoneMaster will effortlessly power up to twelve speakers using either a stereo signal, a mono signal or twelve independent signals. Along with auto turn on capability and separate volume control for each channel, this could be one of the most flexible mulit-zone amplifiers ever!

FEATURES

• 50 Watts Per Channel into 8 Ω, Less than 0.2% THD
• 100 Watts Per Channel Pair Bridged into 8 Ω, Less than 0.2% THD
• 10 Amperes Peak Current Per Channel
• Direct Coupled with DC Servo Circuitry
• Encapsulated 1.2 kVA Toroidal Power Transformer
• 120,000 �F Distributed Power Supply Capacitance
• 24 Discrete High Speed Output Transistors
• Automatic Power On-Off by 9 V to 12 V Trigger or Audio Signal
• Occupies Four Rack Spaces in a 19-inch Rack
• Modular Construction
• Multiple Relay Protection
• Level Controls for Each Channel
• Gold-Plated RCA Input Jacks
• Gold-Plated 5-Way Speaker Terminals
• Impedance Protection Switches
• Left and Right Input Buses
• Looping Output Connectors
• Current Overload Indicators
• Rear Carry Handles
• Removable IEC AC Cord

SPECIFICATIONS

• Continuous Power Output:
  50 watts RMS x 12, 20 Hz - 20 kHz into 8 Ω
  50 watts RMS x 12, 20 Hz - 20 kHz into 4 Ω
  100 watts RMS, 20 Hz - 20 kHz into 8 Ω per bridged channel pair
• Current Capacity:
  10 amps peak per channel
• Slew Rate:
  > 90 V/microsecond
• Frequency Response:
  20 Hz-20 kHz, +/- 0.25 dB
• Total Harmonic Distortion:
  < 0.2 % at full power; < 0.05 % typical levels
• IM Distortion:
  < 0.03 %
• TIM:
  Unmeasureable
• Dynamic Headroom:
  > 1.5 dB
• Interchannel Crosstalk:
  > 50 dB at 1 kHz
  > 40 dB at 20 kHz
• Input Impedance:
  47 k Ω for each channel Input
• Input Sensitivity:
  1.2 V for full output
• S/N Ratio:
  > 86 dB, input shorted, IHF A-weighted
• Damping Factor:
  > 800 at 20 Hz
• 12 V Trigger Current Requirements
  15 mA
• Audio Trigger Sensitivity Range
  20 mV to 200 mV
• Dimensions:
  19\" wide x 7\" high x 17 1/4\" deep (7 5/8\" high with feet)
• Power Requirements:
  110-120 Vac 1100 Watt