{"product_id":"rotel-rmb-1585-mkii-5-channel-power-amplifier","title":"Rotel RMB-1585 MKII 5-Channel Power Amplifier (210W x5) | RM1585MK2","description":"\u003ch2\u003eRotel RMB-1585MKII 5-Channel Power Amplifier\u003c\/h2\u003e\n\n\u003cp\u003e\n  The Rotel RMB-1585MKII is a high-current, Class AB, 5-channel power amplifier engineered for reference-grade home theater and custom integration.\n  It is rated at \u003cstrong\u003e210 W\/ch into 8 Ω (5 channels driven)\u003c\/strong\u003e and \u003cstrong\u003e340 W\/ch into 4 Ω (5 channels driven)\u003c\/strong\u003e, with \u003cstrong\u003e440 W\/ch into 4 Ω (2 channels driven)\u003c\/strong\u003e for demanding front-stage duty.\n\u003c\/p\u003e\n\n\u003ch3\u003eDealer Snapshot\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUse case\u003c\/strong\u003e: Dedicated 5-channel amplification for processor-based theaters, or high-output L\/C\/R + surround amplification with consistent voicing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContinuous output\u003c\/strong\u003e: 210 W\/ch (8 Ω, 5ch) • 340 W\/ch (4 Ω, 5ch) • 440 W\/ch (4 Ω, 2ch)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTopology\u003c\/strong\u003e: Class AB, high-current multi-channel design\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower supply\u003c\/strong\u003e: dual toroidal transformers with high-capacity energy storage\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInputs\u003c\/strong\u003e: per-channel RCA (unbalanced) + XLR (balanced) — connect one input type per channel (do not use both simultaneously)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControl\u003c\/strong\u003e: 12 V trigger in\/out (3–30 V AC\/DC accepted)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermal management\u003c\/strong\u003e: 4 internal cooling fans + rear Fan Off \/ Fan Auto selector\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRack\u003c\/strong\u003e: 5U chassis; rack ears included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Dealers Care\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-channels-driven rating\u003c\/strong\u003e: power specifications are stated with all channels active—relevant for real-world theater playback.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCI-ready sequencing\u003c\/strong\u003e: 12 V trigger in\/out supports clean power sequencing and daisy-chaining with processors and control systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible signal integration\u003c\/strong\u003e: XLR for long runs\/noise rejection; RCA for conventional short-run rack layouts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBi-amp mode support\u003c\/strong\u003e: rear switch enables simplified bi-amp routing where Channels 1+2 and Channels 4+5 receive shared input signals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs at a Glance\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ccaption\u003e\u003cstrong\u003eCore electrical and mechanical specifications\u003c\/strong\u003e\u003c\/caption\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"col\"\u003eCategory\u003c\/th\u003e\n      \u003cth scope=\"col\"\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e5\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eContinuous Power Output\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e210 W\/ch (8 Ω, 5ch) • 340 W\/ch (4 Ω, 5ch) • 440 W\/ch (4 Ω, 2ch)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eTHD\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u0026lt; 0.03%\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e10 Hz–100 kHz (+0.1 dB, −0.3 dB)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eS\/N Ratio (A-weighted)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e120 dB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eGain\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e26.9 dB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eDamping Factor (1 kHz, 8 Ω)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e223\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCrosstalk \/ Separation\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e\u0026gt; 55 dB\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1200 W\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eBTU (4 Ω, 1\/8 power)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3317 BTU\/h\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eDimensions (W×H×D)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e17.0 × 9.33 × 18.0 in (431 × 237 × 456 mm)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFront Panel Height\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e5U \/ 8.75 in (221 mm)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e82 lb (37.4 kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConnectivity \u0026amp; Control (CI Notes)\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e: 5 × RCA (unbalanced) + 5 × XLR (balanced)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput selection\u003c\/strong\u003e: rear-channel input selector switches (RCA\/XLR)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpeaker outputs\u003c\/strong\u003e: 5 channels of binding-post outputs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrigger\u003c\/strong\u003e: 3.5 mm mono 12 V trigger in\/out; accepts 3–30 V (AC or DC) control signals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCooling \u0026amp; Rack Integration\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCooling\u003c\/strong\u003e: four internal fans for ventilation; rear Fan Off \/ Fan Auto selection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRack height\u003c\/strong\u003e: 5U; allow adequate airflow (this amplifier produces significant heat under load)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstaller note\u003c\/strong\u003e: use Fan Auto for typical rack installs; use Fan Off only when ventilation is proven and noise is critical\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBi-Amp Mode (When to Use It)\u003c\/h3\u003e\n\u003cp\u003e\n  Bi-Amp mode is intended for compatible loudspeakers with separate HF\/LF terminals. In this mode, Channels 1+2 and Channels 4+5\n  receive shared input signals to simplify routing while allowing separate amplifier channels to drive HF and LF sections.\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUse with\u003c\/strong\u003e: speakers with separate HF\/LF binding posts and removable bridging bars\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommissioning note\u003c\/strong\u003e: confirm speaker bridging bars are removed and polarity is consistent across HF\/LF sections before power-up\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFinish Options (SKUs)\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRMB1585MK2B\u003c\/strong\u003e — Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRMB1585MK2S\u003c\/strong\u003e — Silver\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommercial \u0026amp; Logistics (No Dealer Pricing)\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ccaption\u003e\u003cstrong\u003eMSRP, identifiers, and shipping carton details\u003c\/strong\u003e\u003c\/caption\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth scope=\"col\"\u003eModel\u003c\/th\u003e\n      \u003cth scope=\"col\"\u003eFinish\u003c\/th\u003e\n      \u003cth scope=\"col\"\u003eMSRP\u003c\/th\u003e\n      \u003cth scope=\"col\"\u003eUPC\u003c\/th\u003e\n      \u003cth scope=\"col\"\u003eShip Wt\u003c\/th\u003e\n      \u003cth scope=\"col\"\u003eCarton (L×W×H)\u003c\/th\u003e\n      \u003cth scope=\"col\"\u003eWarranty\u003c\/th\u003e\n      \u003cth scope=\"col\"\u003eStatus\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRMB1585MK2B\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBlack\u003c\/td\u003e\n      \u003ctd\u003e$4,999.00\u003c\/td\u003e\n      \u003ctd\u003e672563287114\u003c\/td\u003e\n      \u003ctd\u003e94 lb\u003c\/td\u003e\n      \u003ctd\u003e24 × 24 × 14 in\u003c\/td\u003e\n      \u003ctd\u003e5 Years\u003c\/td\u003e\n      \u003ctd\u003eActive\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRMB1585MK2S\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSilver\u003c\/td\u003e\n      \u003ctd\u003e$4,999.00\u003c\/td\u003e\n      \u003ctd\u003e672563787119\u003c\/td\u003e\n      \u003ctd\u003e94 lb\u003c\/td\u003e\n      \u003ctd\u003e24 × 24 × 14 in\u003c\/td\u003e\n      \u003ctd\u003e5 Years\u003c\/td\u003e\n      \u003ctd\u003eActive\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRack ears\u003c\/li\u003e\n  \u003cli\u003eDetachable IEC power cord\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIs this rated with all channels driven?\u003c\/strong\u003e Yes — continuous output is specified with 5 channels driven (8 Ω and 4 Ω).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCan I connect RCA and XLR at the same time?\u003c\/strong\u003e No — use only one input type per channel (RCA or XLR).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhat trigger voltage does it accept?\u003c\/strong\u003e The trigger input accepts AC or DC control signals from 3 V to 30 V.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDoes it have fan control?\u003c\/strong\u003e Yes — Fan Off \/ Fan Auto switch on the rear panel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDoes it support bi-amping?\u003c\/strong\u003e Yes — Bi-Amp mode provides shared-input routing for paired channels for compatible speakers.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Rotel","offers":[{"title":"Black","offer_id":45106036637887,"sku":"RMB1585MK2B","price":3514.52,"currency_code":"CAD","in_stock":true},{"title":"Silver","offer_id":45106036670655,"sku":"RMB1585MK2S","price":3514.52,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0410\/6262\/9541\/files\/RMB-1585MKII_Black.png?v=1769664610","url":"https:\/\/www.simplycontrolled.ca\/products\/rotel-rmb-1585-mkii-5-channel-power-amplifier","provider":"Simply Controlled","version":"1.0","type":"link"}