{"product_id":"rotel-rb-1590-stereo-power-amplifier","title":"Rotel RB-1590 Stereo Power Amplifier | 350W Class AB","description":"\u003ch1\u003e\u003cspan\u003eRotel RB-1590 Stereo Power Amplifier\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRotel RB-1590 Stereo Power Amplifier\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is Rotel’s high-power Class AB stereo amplifier, delivering \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e350 watts per channel into 8 ohms and 648 watts per channel into 4 ohms\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Designed for large listening spaces and demanding loudspeakers, it combines \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edual Rotel-built toroidal transformers, eight British-made BHC slit-foil capacitors, true monoblock circuit topology, balanced XLR inputs, and a 120 dB signal-to-noise ratio\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e in a massive 84-pound chassis. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRather than simply increasing output power, Rotel gives each channel a highly independent power and signal architecture. The result is a stereo amplifier designed for systems where \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecurrent delivery, dynamic headroom, loudspeaker control, and channel separation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are priorities.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003e350 Watts Per Channel Class AB Power\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe RB-1590 delivers \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e350 watts per channel into 8 ohms with both channels driven\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with Rotel specifying \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e648 watts per channel into 4 ohms\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It maintains total harmonic distortion below \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0.03% from 20 Hz–20 kHz\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and intermodulation distortion below 0.03%. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edamping factor of 300\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e helps the amplifier maintain electrical control over loudspeaker drivers, while its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4-ohm minimum speaker impedance rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e makes the RB-1590 appropriate for many large and current-demanding high-end loudspeakers. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/sites\/default\/files\/product\/infosheets\/RB-1590_Specification-English.pdf?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDual Rotel-Built Toroidal Transformers\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe RB-1590's substantial power capability begins with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etwo massive toroidal transformers custom manufactured by Rotel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Unlike a conventional stereo amplifier built around a single shared transformer, the dual-transformer architecture supports the RB-1590's highly independent left- and right-channel power supplies. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRotel's toroidal transformers are designed for high efficiency and low stray magnetic fields, helping provide the large current reserves required by the output stage without introducing unnecessary electrical noise into sensitive audio circuitry.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eEight British-Made BHC Slit-Foil Capacitors\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe power supply incorporates \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eeight British-made BHC slit-foil capacitors\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e selected for low loss and rapid charge\/discharge characteristics. Rotel uses this large energy-storage reserve to maintain voltage and current delivery when musical dynamics or difficult loudspeaker loads place heavy demands on the amplifier. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is particularly important in a 350-watt-per-channel amplifier, where sustained control into low-impedance loads depends on far more than the nominal output rating.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTrue Monoblock Circuit Topology\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eInternally, Rotel lays out the RB-1590 using a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etrue monoblock design topology\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, maximizing separation between the left and right audio channels. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe architecture reduces interaction between channels and supports the amplifier's ability to reproduce a stable stereo image while delivering substantial output from both channels simultaneously.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBalanced XLR \u0026amp; RCA Inputs\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe RB-1590 provides both \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebalanced XLR and unbalanced RCA inputs\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing it to integrate with a wide range of stereo preamplifiers, DAC\/preamplifiers, and processors. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInput sensitivity is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.5V through XLR and 2.2V through RCA\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with input impedances of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100kΩ balanced and 12kΩ unbalanced\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Gain is specified at \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e23.5 dB through XLR and 27.5 dB through RCA\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/sites\/default\/files\/product\/infosheets\/RB-1590_Specification-English.pdf?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDual Speaker Outputs\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eTwo pairs of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5-way speaker binding posts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provide robust connections for loudspeaker cabling and additional flexibility when configuring compatible systems. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe RB-1590's combination of high output, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 Hz–100 kHz frequency response\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 300 damping factor, and 120 dB signal-to-noise ratio makes it particularly well suited to high-performance loudspeakers that benefit from substantial amplifier headroom. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/sites\/default\/files\/product\/infosheets\/RB-1590_Specification-English.pdf?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProtection \u0026amp; System Integration\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eFor installation and system control, the RB-1590 includes \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12V trigger control\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a detachable IEC power connection. A dual-stage power-on relay reduces startup surge current. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRotel also incorporates \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ethermal, overcurrent, and over-voltage protection circuitry\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing protection for both the amplifier and connected loudspeakers under abnormal operating conditions. The 5U chassis includes rack ears for appropriate installations. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Details\u003c\/span\u003e\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eRotel RB-1590\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eType\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eStereo Power Amplifier\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAmplifier Design\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eClass AB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eContinuous Power Output\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e350 W\/ch into 8Ω\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Output – 4Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e648 W\/ch\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRated Speaker Impedance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e8Ω\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMinimum Speaker Impedance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e4Ω\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTotal Harmonic Distortion\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e\u0026lt;0.03%, 20 Hz–20 kHz\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIntermodulation Distortion\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e\u0026lt;0.03%\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency Response\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e10 Hz–100 kHz ±0.5 dB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDamping Factor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e300 @ 1 kHz, 8Ω\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSignal-to-Noise Ratio\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e120 dB, A-weighted\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eChannel Separation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e\u0026gt;50 dB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRCA Input Sensitivity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e2.2 V\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRCA Input Impedance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e12kΩ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eXLR Input Sensitivity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e3.5 V\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eXLR Input Impedance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e100kΩ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRCA Gain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e27.5 dB ±0.5 dB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eXLR Gain\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e23.5 dB ±0.5 dB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAnalog Inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eRCA + Balanced XLR\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSpeaker Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e2 pairs of 5-way binding posts\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCircuit Topology\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eTrue monoblock layout\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTransformers\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDual Rotel-built toroidal transformers\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eStorage Capacitors\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e8 British-made BHC slit-foil capacitors\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSystem Control\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e12V Trigger\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProtection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eThermal \/ Overcurrent \/ Over-voltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower-On Circuit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDual-stage relay for reduced surge current\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e800 W\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eStandby Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e\u0026lt;0.5 W\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBTU Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e2,100 BTU\/h at 4Ω, 1\/8 power\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDimensions (W × H × D)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e431 × 237 × 456 mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDimensions – Inches\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e17 × 9 3\/8 × 18 in\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFront Panel Height\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e5U \/ 221 mm \/ 8 3\/4 in\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNet Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e38.1 kg \/ 84 lb\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFinishes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eBlack \/ Silver\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eRotel's current product page and specification sheet both confirm the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e350W\/ch into 8Ω and 648W\/ch into 4Ω\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ratings. There is a minor depth discrepancy among Rotel documents—some older material lists 454 mm \/ 17 7\/8 inches, while the current product page and newer manual list \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e456 mm \/ 18 inches\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. I would use \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e456 mm \/ 18 inches\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for the Shopify listing. \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/rotel.com\/en-apac\/product\/rb-1590?utm_source=chatgpt.com\"\u003eRotel\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRotel RB-1590 at The Grid HiFi\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRotel RB-1590\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is built for systems where loudspeakers demand substantial current and amplifier headroom. With \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e350 watts per channel into 8 ohms, 648 watts per channel into 4 ohms, dual toroidal transformers, true monoblock topology, and balanced XLR connectivity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it can anchor a genuinely high-performance two-channel system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePair it with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRotel RC-1590MKII\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for a formidable Rotel separates system, or use its balanced and unbalanced inputs with another high-end preamplifier or DAC\/preamp.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Grid HiFi offers Rotel components to customers throughout the United States, with expert support for matching the RB-1590 to preamplifiers, source components, loudspeakers, cabling, power management, and complete two-channel systems. Customers who want to hear Rotel in person can also arrange a demonstration at our Houston showroom.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGive demanding loudspeakers the power and control they were designed for. Call The Grid HiFi at (713) 218-8120 for expert RB-1590 system matching and support.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Rotel","offers":[{"title":"Silver","offer_id":55166654480721,"sku":null,"price":4599.0,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":55166654513489,"sku":null,"price":4599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1047\/7178\/0945\/files\/rb1590_silver_0.jpg?v=1791057372","url":"https:\/\/gridhifi.com\/products\/rotel-rb-1590-stereo-power-amplifier","provider":"The Grid","version":"1.0","type":"link"}