{"product_id":"ground-zero-gzpa-4sq-plutonium-line-1400watt-4-channel-high-end-amplifier","title":"Ground Zero GZPA-4SQ PLUTONIUM line 1400watt 4 Channel high-end Amplifier","description":"\u003ch4\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 12pt;\"\u003e4-channel high end amplifier with integrated activ crossover, BIAS adjustment and high quality parts for dedicated music lovers - 1400 Watts\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003ePlutonium High-End Experience The products of the PLUTONIUM line are suitable for either ultimate SPL level or high-end sound quality. To achieve one of these targets, exceptional materials and technologies are applied during the development. The technical, electrical and mechanical skills of the resulting products convince not only during worldwide SPL competitions but also High End enthusiasts with outstanding audio reproduction ability. Starting from the market release, the subwoofers have set benchmarks in all SPL competitions around the world and have been awarded for best performance by numerous test magazines.\u003c\/p\u003e \u003cp\u003eThe Ground Zero GZPA-4SQ 4 channel amplifiers allos you to experience high-end sound quality. Featuring 4-channel MOSFET technology and variable active crossover with a bypass function, this amplifier delivers crisp and clear sound for dedicated music lovers.\u003c\/p\u003e \u003cp\u003eCustomise your sound with the variable BIAS setting and efficient heat dissipation with the illuminated Ground Zero lettering on its sleek heatsink. Perfect for fulfilling high resolution audio demands.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 12pt;\"\u003eKey Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eHigh-End SQ amplifier\u003c\/li\u003e \u003cli\u003eShielded dual power supply\u003c\/li\u003e \u003cli\u003eDiscretely constructed MOS-FET amplifier section\u003c\/li\u003e \u003cli\u003e1-ohm stable stereo \/ 2-ohms stable in bridged mode\u003c\/li\u003e \u003cli\u003eSmoothly variable BIAS adjustment\u003c\/li\u003e \u003cli\u003eVariable input sensitivity\u003c\/li\u003e \u003cli\u003eCapsulated potentiometers\u003c\/li\u003e \u003cli\u003eWide range high pass and low pass filter\u003c\/li\u003e \u003cli\u003eFilter range multiplication switch (x10)\u003c\/li\u003e \u003cli\u003eWide frequency range for high resolution music (10 Hz – 50 kHz)\u003c\/li\u003e \u003cli\u003eSoft-start delay\u003c\/li\u003e \u003cli\u003eOperation and protection indicator\u003c\/li\u003e \u003cli\u003eStart-Stop capability (9 -16 Volt)\u003c\/li\u003e \u003cli\u003eOverheat and short circuit protection\u003c\/li\u003e \u003cli\u003eHigh-End JFET operation amplifiers\u003c\/li\u003e \u003cli\u003eGround Zero exclusive Mundorf Mcap® capacitors\u003c\/li\u003e \u003cli\u003eSolid and high-efficient black anodized heatsink\u003c\/li\u003e \u003cli\u003eWhite illuminated lasered glass logo plate\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 12pt;\"\u003eTechnical Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRMS Power @ 4 Ω (14.6 V):\u003c\/strong\u003e 4 x 125 W (1% THD+N)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRMS Power @ 2 Ω (14.6 V):\u003c\/strong\u003e 4 x 225 W (1% THD+N)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRMS Power @ 1 Ω (14.6 V):\u003c\/strong\u003e 4 x 350 W (1% THD+N)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRMS Power @ 4 Ω bridged (14.6 V):\u003c\/strong\u003e 2 x 450 W (1% THD+N)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRMS Power @ 2 Ω bridged (14.6 V):\u003c\/strong\u003e 2 x 700 W (1% THD+N)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDamping factor (20 Hz):\u003c\/strong\u003e \u0026gt; 220\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh Pass Filter (pair of channels):\u003c\/strong\u003e 20 – 400 Hz \/ 200 – 4000 Hz (switchable)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLow pass filter (pair of channels):\u003c\/strong\u003e 20 – 400 Hz \/ 200 – 4000 Hz (switchable)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBIAS control:\u003c\/strong\u003e Yes\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDistortion:\u003c\/strong\u003e \u0026lt;0.006% (4 ohms load)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSignal to noise ratio (SNR):\u003c\/strong\u003e \u0026gt; 91 dB\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 10 Hz – 50 kHz (± 1 dB)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInput Sensitivity Range:\u003c\/strong\u003e 1 V – 6 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFuse(s):\u003c\/strong\u003e 3 x 40 A (internal\/under the bottom plate)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRecommended Main Fuse:\u003c\/strong\u003e 1x 120 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOperating Voltage Range:\u003c\/strong\u003e 9 – 16 Volt\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions W x H x L mm:\u003c\/strong\u003e 222 x 60.5 x 420\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 6.2 kg\u003c\/li\u003e \u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":52761326616842,"sku":"GZPA-4SQ","price":1139.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0930\/4578\/4842\/files\/gzpa-4sq_1-2.jpg?v=1774295068","url":"https:\/\/audiovisualworld.co.uk\/products\/ground-zero-gzpa-4sq-plutonium-line-1400watt-4-channel-high-end-amplifier","provider":"Audio Visual World","version":"1.0","type":"link"}