{"id":6998144417828,"title":"QPX2800.4 Quantum 3600 Watt 4 channel Class AB Amplifier","handle":"qpx2800-4","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Quantum QPX2000.4, QPX2800.4 and QPX1200.2 are equiped with a built in variable crossover network allowing you to select the crossover function and frequency for each the front channels or rear channels of the amplfier independently.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClass A\/B Circuitry\u003c\/li\u003e\n\u003cli\u003e2 Load Stereo Capability\u003c\/li\u003e\n\u003cli\u003eAmber-Glow Logo Badge\u003c\/li\u003e\n\u003cli\u003eAudiophile Grade Components\u003c\/li\u003e\n\u003cli\u003eSpeaker Short Circuit Protection\u003c\/li\u003e\n\u003cli\u003eHigh Efficiency Mosfet Design\u003c\/li\u003e\n\u003cli\u003e12 dB Variable High Pass and Low Pass X-over\u003c\/li\u003e\n\u003cli\u003eSelectable: 0, 6, 12 dB\/ Octive Bass Boost\u003c\/li\u003e\n\u003cli\u003eBuffered Line Output for Easy Daisy-Chaning\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/quantumaudio.net\/wp-content\/uploads\/2021\/01\/QPXMANUALNEW_compressed.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload Manual\u003c\/a\u003e\u003c\/li\u003e\n SPECIFICATIONS:\n\n \u003cli\u003eDynamic Power : 3600 Watts\u003c\/li\u003e\n \u003cli\u003e4 x 180 Watts @ 4 Ohm Stereo\u003c\/li\u003e\n \u003cli\u003e4 x 360 Watts @ 2 Ohm Stereo\u003c\/li\u003e\n \u003cli\u003e2 x 600 Watts @ 4 Ohm Bridged\u003c\/li\u003e\n \u003cli\u003eCh 1-2 High Pass Crossover: 60Hz-1.2KHz\u003c\/li\u003e\n \u003cli\u003eCh 3-4 High pass Crossover: 60Hz-1.2KHz\u003c\/li\u003e\n \u003cli\u003eCh 3-4 Low pass Crossover: 50Hz – 400Hz\u003c\/li\u003e\n \u003cli\u003eX-Over Slope: 12dB\u003c\/li\u003e\n \u003cli\u003eBass Boost @ 45Hz: 0-12dB\u003c\/li\u003e\n \u003cli\u003eInput Sensitivity: 285Mv – 6V\u003c\/li\u003e\n \u003cli\u003eSignal to Noise Ration \u0026gt;90dB\u003c\/li\u003e\n \u003cli\u003eTHD at 1%: \u0026lt;0.1%\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2593\/9010\/files\/cropped-Quantum-Logo_100x100.jpg?v=1649695243\"\u003e\u003c\/p\u003e","published_at":"2022-04-11T13:25:25-05:00","created_at":"2022-04-08T13:17:51-05:00","vendor":"Quantum Audio","type":"","tags":["Audio Amplifiers","brand_Quantum Audio","category_4 Channel","Restocked"],"price":22995,"price_min":22995,"price_max":22995,"available":true,"price_varies":false,"compare_at_price":22995,"compare_at_price_min":22995,"compare_at_price_max":22995,"compare_at_price_varies":false,"variants":[{"id":40137690677284,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"QPX2800.4","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"QPX2800.4 Quantum 3600 Watt 4 channel Class AB Amplifier","public_title":null,"options":["Default Title"],"price":22995,"weight":0,"compare_at_price":22995,"inventory_management":"shopify","barcode":"811536031983","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Angle-2.jpg?v=1649696221","\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Front-2.jpg?v=1649696222","\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Side.jpg?v=1649696224"],"featured_image":"\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Angle-2.jpg?v=1649696221","options":["Title"],"media":[{"alt":null,"id":22130947129380,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1200,"width":1200,"src":"\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Angle-2.jpg?v=1649696221"},"aspect_ratio":1.0,"height":1200,"media_type":"image","src":"\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Angle-2.jpg?v=1649696221","width":1200},{"alt":null,"id":22130947162148,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1200,"width":1200,"src":"\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Front-2.jpg?v=1649696222"},"aspect_ratio":1.0,"height":1200,"media_type":"image","src":"\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Front-2.jpg?v=1649696222","width":1200},{"alt":null,"id":22130947227684,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1200,"width":1200,"src":"\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Side.jpg?v=1649696224"},"aspect_ratio":1.0,"height":1200,"media_type":"image","src":"\/\/productsourceguys.com\/cdn\/shop\/products\/QPX2800.4-Side.jpg?v=1649696224","width":1200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Quantum QPX2000.4, QPX2800.4 and QPX1200.2 are equiped with a built in variable crossover network allowing you to select the crossover function and frequency for each the front channels or rear channels of the amplfier independently.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClass A\/B Circuitry\u003c\/li\u003e\n\u003cli\u003e2 Load Stereo Capability\u003c\/li\u003e\n\u003cli\u003eAmber-Glow Logo Badge\u003c\/li\u003e\n\u003cli\u003eAudiophile Grade Components\u003c\/li\u003e\n\u003cli\u003eSpeaker Short Circuit Protection\u003c\/li\u003e\n\u003cli\u003eHigh Efficiency Mosfet Design\u003c\/li\u003e\n\u003cli\u003e12 dB Variable High Pass and Low Pass X-over\u003c\/li\u003e\n\u003cli\u003eSelectable: 0, 6, 12 dB\/ Octive Bass Boost\u003c\/li\u003e\n\u003cli\u003eBuffered Line Output for Easy Daisy-Chaning\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/quantumaudio.net\/wp-content\/uploads\/2021\/01\/QPXMANUALNEW_compressed.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload Manual\u003c\/a\u003e\u003c\/li\u003e\n SPECIFICATIONS:\n\n \u003cli\u003eDynamic Power : 3600 Watts\u003c\/li\u003e\n \u003cli\u003e4 x 180 Watts @ 4 Ohm Stereo\u003c\/li\u003e\n \u003cli\u003e4 x 360 Watts @ 2 Ohm Stereo\u003c\/li\u003e\n \u003cli\u003e2 x 600 Watts @ 4 Ohm Bridged\u003c\/li\u003e\n \u003cli\u003eCh 1-2 High Pass Crossover: 60Hz-1.2KHz\u003c\/li\u003e\n \u003cli\u003eCh 3-4 High pass Crossover: 60Hz-1.2KHz\u003c\/li\u003e\n \u003cli\u003eCh 3-4 Low pass Crossover: 50Hz – 400Hz\u003c\/li\u003e\n \u003cli\u003eX-Over Slope: 12dB\u003c\/li\u003e\n \u003cli\u003eBass Boost @ 45Hz: 0-12dB\u003c\/li\u003e\n \u003cli\u003eInput Sensitivity: 285Mv – 6V\u003c\/li\u003e\n \u003cli\u003eSignal to Noise Ration \u0026gt;90dB\u003c\/li\u003e\n \u003cli\u003eTHD at 1%: \u0026lt;0.1%\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2593\/9010\/files\/cropped-Quantum-Logo_100x100.jpg?v=1649695243\"\u003e\u003c\/p\u003e"}