{"product_id":"linea-research-48-m20-8-channel-dsp-power-amplifier-n-8-_-2-500-w-4-100v","title":"LINEA RESEARCH 48 M20 8-Channel DSP Power Amplifier Ñ 8 _ 2,500 W @ 4½\/100V","description":"\u003csection class=\"product-page\"\u003e\n\u003cdiv class=\"product-header\"\u003e\n\u003ch1\u003eLINEA Research 48M20 8-Channel DSP Power Amplifier\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe LINEA Research 48M20 is a high-performance eight-channel DSP power amplifier designed for demanding live sound, touring, entertainment venues, professional sound reinforcement and large-scale audio installations. Delivering up to 2,500W RMS per channel at 4 Ohms and 100V, the 48M20 combines exceptional power density with advanced digital signal processing in a compact 2U rackmount chassis.\u003c\/p\u003e\n\u003cp\u003eEquipped with eight independently controlled Class-D amplifier channels, the 48M20 is capable of driving low-impedance loudspeaker systems as well as 70V and 100V constant-voltage distributed audio systems. Its eight-channel architecture provides extensive flexibility for multi-zone and multi-way professional audio systems where multiple loudspeaker areas require independent amplification and DSP control.\u003c\/p\u003e\n\u003cp\u003eThe integrated 96kHz DSP provides comprehensive signal routing, equalization, crossover filtering, delay, phase control, FIR processing and advanced VX loudspeaker protection. Analogue and AES3 digital audio inputs are included, while Ethernet connectivity provides configuration, monitoring and system control through Linea Research System Engineer software. Dante and AES67 network audio connectivity is available as a factory-fitted option.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"features\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"feature-grid\"\u003e\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003e8-Channel Amplification\u003c\/h3\u003e\n\u003cp\u003eEight independently controlled amplifier channels for flexible professional audio, touring and multi-zone sound systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003e2,500W RMS per Channel\u003c\/h3\u003e\n\u003cp\u003eDelivers up to 2,500W RMS per channel at 4 Ohms and 100V for demanding high-power loudspeaker applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003e20,000W Total Output\u003c\/h3\u003e\n\u003cp\u003eProvides up to 20,000W RMS of combined output across all eight channels when driven simultaneously.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003e96kHz DSP\u003c\/h3\u003e\n\u003cp\u003eAdvanced processing for signal routing, EQ, crossover, delay, phase alignment, FIR processing and loudspeaker management.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003e70V \/ 100V Operation\u003c\/h3\u003e\n\u003cp\u003eHigh-power constant-voltage output for distributed loudspeaker installations alongside conventional low-impedance operation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-box\"\u003e\n\u003ch3\u003eAdvanced VX Protection\u003c\/h3\u003e\n\u003cp\u003eComprehensive peak, RMS, excursion and multiband limiting for advanced loudspeaker protection and system reliability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"specifications\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"spec-table-wrapper\"\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003e8-Channel DSP Power Amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003e48M20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of Output Channels\u003c\/th\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmplifier Topology\u003c\/th\u003e\n\u003ctd\u003eLinea Research High-Performance Class-D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal Power Output\u003c\/th\u003e\n\u003ctd\u003e20,000W RMS, All Channels Driven\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Power @ 2 Ohm\u003c\/th\u003e\n\u003ctd\u003e1,500W RMS per Channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Power @ 4 Ohm\u003c\/th\u003e\n\u003ctd\u003e2,500W RMS per Channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Power @ 8 Ohm\u003c\/th\u003e\n\u003ctd\u003e1,500W RMS per Channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBridged Output @ 4 Ohm\u003c\/th\u003e\n\u003ctd\u003e3,000W RMS per Channel Pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBridged Output @ 8 Ohm\u003c\/th\u003e\n\u003ctd\u003e5,000W RMS per Channel Pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e100V Line Output\u003c\/th\u003e\n\u003ctd\u003e2,500W RMS per Channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e70V Line Output\u003c\/th\u003e\n\u003ctd\u003e1,937W RMS per Channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e25V Line Output\u003c\/th\u003e\n\u003ctd\u003e625W RMS per Channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDynamic Range - Analogue\u003c\/th\u003e\n\u003ctd\u003e\u0026gt;113dBA Typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDynamic Range - AES3\u003c\/th\u003e\n\u003ctd\u003e\u0026gt;114dBA Typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGain\u003c\/th\u003e\n\u003ctd\u003e32dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency Response\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;7Hz to \u0026gt;30kHz, 4 Ohm Load, -2.5dB Points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal Harmonic Distortion\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.05% Typical @ 1kHz, AES17 Filter, 4 Ohm Load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInter-Channel Crosstalk\u003c\/th\u003e\n\u003ctd\u003eBetter Than -85dBr @ 1kHz; Better Than -75dBr @ 10kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Analogue Input Level\u003c\/th\u003e\n\u003ctd\u003e+20dBu\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAnalogue Input Sensitivity\u003c\/th\u003e\n\u003ctd\u003e0dBu to +20dBu, Continuously Adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAnalogue Inputs\u003c\/th\u003e\n\u003ctd\u003e4 x Electronically Balanced, 20k Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAES3 Inputs\u003c\/th\u003e\n\u003ctd\u003e2 Audio Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDante \/ AES67 Inputs\u003c\/th\u003e\n\u003ctd\u003eFactory-Fitted Option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDSP Resolution\u003c\/th\u003e\n\u003ctd\u003e40-Bit Proprietary Linea Research Processing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDSP Sample Rate\u003c\/th\u003e\n\u003ctd\u003e96kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDSP Input Routing\u003c\/th\u003e\n\u003ctd\u003e4 Analogue, 2 AES3, Optional Dante \/ AES67 Inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput Processing\u003c\/th\u003e\n\u003ctd\u003eSignal Routing, Delay, Gain, HPF, Phase, Mute, 2 x Low Shelf, 6 x PEQ \/ Band Pass, FIR Shelving Filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Processing\u003c\/th\u003e\n\u003ctd\u003eSource, Delay, Gain, Phase, Mute, Crossover Filters, VX Limiters, Low Shelf, 8 x PEQ \/ Band Pass, Shelving Filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCrossover Filters\u003c\/th\u003e\n\u003ctd\u003eHardman, LIR Linear Phase, Conventional Filter Shapes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLoudspeaker Protection\u003c\/th\u003e\n\u003ctd\u003eVX Limiter Suite, Peak, RMS, Excursion, Multiband Limiting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFIR Support\u003c\/th\u003e\n\u003ctd\u003e48kHz and 96kHz FIR Files, Supported Models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePreset Management\u003c\/th\u003e\n\u003ctd\u003eDevice Snapshots; Loudspeaker Presets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEQ Overlays\u003c\/th\u003e\n\u003ctd\u003eAdditional Independent EQ, Delay and Gain Overlays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNetwork Control\u003c\/th\u003e\n\u003ctd\u003eEthernet Network\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSerial Control\u003c\/th\u003e\n\u003ctd\u003eRS232 \u0026amp; RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAlarm \/ Control Interfaces\u003c\/th\u003e\n\u003ctd\u003eVolt-Free Relay, Contact Closure, Heartbeat System Health Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower-Save Modes\u003c\/th\u003e\n\u003ctd\u003eStandby; Deep ECO Sleep\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSystem Wake-Up\u003c\/th\u003e\n\u003ctd\u003eNetwork Command, Audio Detection, Contact Closure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003ctd\u003e85V - 240V Auto-Sensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMains Frequency\u003c\/th\u003e\n\u003ctd\u003e47Hz - 63Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCooling\u003c\/th\u003e\n\u003ctd\u003eDual Variable-Speed Fans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAirflow\u003c\/th\u003e\n\u003ctd\u003eFront to Rear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAnalogue IN and LINK\u003c\/th\u003e\n\u003ctd\u003ePhoenix Pluggable Terminal Block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAES3 IN and LINK\u003c\/th\u003e\n\u003ctd\u003ePhoenix Pluggable Terminal Block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmplifier Output\u003c\/th\u003e\n\u003ctd\u003eNeutrik Speakon NL4 Connectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMains Connector\u003c\/th\u003e\n\u003ctd\u003eNeutrik 32A PowerCON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eForm Factor\u003c\/th\u003e\n\u003ctd\u003eStandard 19-inch 2U Rack Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (H x W x D)\u003c\/th\u003e\n\u003ctd\u003e88 x 483 x 357mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e12.5kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl Software\u003c\/th\u003e\n\u003ctd\u003eLinea Research System Engineer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturing\u003c\/th\u003e\n\u003ctd\u003eDesigned and Manufactured in the UK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"applications\"\u003e\n\u003ch2\u003eIdeal For\u003c\/h2\u003e\n\u003cul class=\"application-list\"\u003e\n\u003cli\u003eLive Sound Reinforcement\u003c\/li\u003e\n\u003cli\u003eTouring Sound Systems\u003c\/li\u003e\n\u003cli\u003eLarge Concert Venues\u003c\/li\u003e\n\u003cli\u003eFestivals \u0026amp; Outdoor Events\u003c\/li\u003e\n\u003cli\u003eProfessional PA Systems\u003c\/li\u003e\n\u003cli\u003eEntertainment Venues\u003c\/li\u003e\n\u003cli\u003eNightclubs\u003c\/li\u003e\n\u003cli\u003eTheatres \u0026amp; Performance Venues\u003c\/li\u003e\n\u003cli\u003eCorporate AV Systems\u003c\/li\u003e\n\u003cli\u003e70V \/ 100V Distributed Audio\u003c\/li\u003e\n\u003cli\u003eLow-Impedance Loudspeaker Systems\u003c\/li\u003e\n\u003cli\u003eLarge Fixed Installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cstyle\u003e .product-page { max-width:1200px; margin:auto; font-family:Arial, Helvetica, sans-serif; color:#222; line-height:1.6; } .product-page h1 { font-size:32px; margin-bottom:35px; } .product-page h2 { font-size:24px; margin:40px 0 20px; border-bottom:2px solid #e5e5e5; padding-bottom:10px; } .feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; } .feature-box { background:#f7f7f7; padding:20px; border-radius:8px; } .feature-box h3 { margin-top:0; font-size:18px; } .spec-table-wrapper { overflow-x:auto; } .spec-table { width:100%; border-collapse:collapse; } .spec-table th { width:35%; background:#f3f3f3; text-align:left; padding:14px 18px; font-weight:600; border-bottom:1px solid #ddd; } .spec-table td { padding:14px 18px; border-bottom:1px solid #ddd; } .application-list { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; list-style:none; padding:0; } .application-list li { background:#f7f7f7; padding:12px 15px; border-radius:6px; } @media(max-width:768px){ .feature-grid, .application-list { grid-template-columns:1fr; } .product-page h1 { font-size:24px; } } \u003c\/style\u003e","brand":"Linea Research","offers":[{"title":"Default Title","offer_id":54924460196182,"sku":null,"price":5868.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/7153\/3910\/files\/MIXERS-10.png?v=1786570667","url":"https:\/\/audioon.co.uk\/products\/linea-research-48-m20-8-channel-dsp-power-amplifier-n-8-_-2-500-w-4-100v","provider":"AUDIO:ON","version":"1.0","type":"link"}