{"product_id":"parasound-zonemaster-model-2350-2-1-channel-amplifier","title":"Parasound ZoneMaster Model 2350 2.1 Channel Amplifier","description":"ZoneMaster 2350 Universal 2 Channel Amplifier with Sub Crossover\u003cbr\u003e\u003cbr\u003e\n\n•350 watts x 2 @ 8 Ω \u003cbr\u003e\n•600 watts x 2 @ 4 Ω \u003cbr\u003e\n•2 Ω stable for driving multiple speaker pairs \u003cbr\u003e\n•Two pairs of speaker outputs with A\/B buttons \u003cbr\u003e\n•Lockout switch on rear panel to disable A\/B buttons \u003cbr\u003e\n•High pass filter, switchable for 30Hz or 80Hz \u003cbr\u003e\n•Automatic on\/off by 12V trigger w\/ looping output \u003cbr\u003e\n•Automatic on\/off by audio signal \u003cbr\u003e\n•Speaker level input enables integration with systems lacking preamp output jacks \u003cbr\u003e\n•Parasound designed class AB input stage w\/ premium Class D power stage \u003cbr\u003e\n•Subwoofer mode for driving multiple in-wall subs without the need for an external crossover \u003cbr\u003e\n•Mono mode combines L and R for single speaker applications\u003cbr\u003e \n•Mono full range preamp output \u003cbr\u003e\n•Subwoofer 80Hz, 24dB\/oct. low pass preamp output \u003cbr\u003e\n•Looping left and right output jacks \u003cbr\u003e\n•Left and right input level controls \u003cbr\u003e\n•Efficient, low heat design \u003cbr\u003e\n•Short circuit and overload protection \u003cbr\u003e\n•0.5 watt standby power consumption meets EU and Energy Star requirements \u003cbr\u003e\n•2U rack mounting hardware is included in box \u003cbr\u003e\u003cbr\u003e\n\nTechnical Specifications:-\u003cbr\u003e\n\nPower Output\u003cbr\u003e\nRMS, Both Channels Driven (20 Hz – 20 kHz)\u003cbr\u003e \n350 watts x 2 @ 8 Ω \u003cbr\u003e\n600 watts x 2 @ 4 Ω or 2 Ω \u003cbr\u003e\u003cbr\u003e\n \nMinimum Speaker Impedance (Output A+B) \u003cbr\u003e\nStereo or Mono Mode: 2 Ω \u003cbr\u003e\nSubwoofer Mode: 4 Ω \u003cbr\u003e\nNote: Operation at these minimum impedances might require additional ventilation.\u003cbr\u003e\u003cbr\u003e\n \nFrequency Response \u003cbr\u003e\n10 Hz – 70 kHz, +0\/-3 dB \u003cbr\u003e\n20 Hz – 20 kHz, +0\/-0.8 dB\u003cbr\u003e\u003cbr\u003e\n \nTotal Harmonic Distortion \u003cbr\u003e\n \u0026lt; 0.05 % at typical listening levels \u003cbr\u003e\n \u0026lt; 0.9 % at full power\u003cbr\u003e\u003cbr\u003e\n \nInter-channel Crosstalk \u003cbr\u003e\n70 dB at 20 kHz\u003cbr\u003e\u003cbr\u003e\n \nInput Sensitivity: \u003cbr\u003e\n2 Volts = Full output (350 Watts @ 8 Ω) \u003cbr\u003e\nTotal gain = 29 dB (Level controls set to Maximum)\u003cbr\u003e\u003cbr\u003e\n \nS\/N Ratio\u003cbr\u003e\n \u0026gt; 100 dB, input shorted, unweighted \u003cbr\u003e\n \u0026gt; 114 dB, input shorted, IHF A-weighted\u003cbr\u003e\u003cbr\u003e\n \nHigh and Low Pass Crossovers \u003cbr\u003e\nSub Mode and Sub out jack: 80 Hz, 24 dB per octave \u003cbr\u003e\nHigh Pass Filter: 30 Hz or 80 Hz, 12 dB per octave\u003cbr\u003e\u003cbr\u003e\n \nDC Trigger Requirements \u003cbr\u003e\n+9 Vdc to +12 Vdc, 5 mA\u003cbr\u003e\u003cbr\u003e\n \nAudio Trigger Requirements\u003cbr\u003e\n2 mV audio signal (8-15 minutes turn off delay)\u003cbr\u003e\u003cbr\u003e\n \nAC Power Requirement  \u003cbr\u003e\n1500 Watts maximum \u003cbr\u003e\n100 Watts typical (music playing, typical listening level) \u003cbr\u003e\n30 Watts idle (no music playing) \u003cbr\u003e\n0.5 Watts in standby \u003cbr\u003e\n110-240 VAC 50\/60 Hz\u003cbr\u003e\u003cbr\u003e\n \nDimensions \u003cbr\u003e \nWidth: 17.25\" (438 mm)\u003cbr\u003e \nDepth: 14.5\" (368 mm) \u003cbr\u003e\nDepth: 16.25\" (412 mm) with cables connected \u003cbr\u003e\nHeight, with feet: 4.25\" (108 mm) \u003cbr\u003e\nHeight, without feet: 3.5\" (89 mm), 2U\u003cbr\u003e\u003cbr\u003e\n \nWeight \u003cbr\u003e\nNet: 15 lbs. (6.8 kg) \u003cbr\u003e\nShipping: 22.25 lbs. (10.1 kg)\n","brand":"Parasound","offers":[{"title":"Default Title","offer_id":57414555795788,"sku":"PARAZONEMASER2350","price":1141.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1053\/6891\/2204\/files\/Parasound-Zonemaster-2350.jpg?v=1777549447","url":"https:\/\/www.stoneaudio.co.uk\/products\/parasound-zonemaster-model-2350-2-1-channel-amplifier","provider":"Stone Audio","version":"1.0","type":"link"}