{"product_id":"dan-dagostino-relentless-800-to-relentless-800-z-upgrade","title":"Dan D'Agostino Relentless 800 to Relentless 800 Z Upgrade","description":"\u003cp\u003eThe \u003cb\u003eRelentless 800 to Relentless 800 Z Upgrade\u003c\/b\u003e transforms original Dan D'Agostino Relentless 800 Monaural Amplifiers to the flagship \u003cb\u003eRelentless 800 Z\u003c\/b\u003e performance standard. Facilitated through \u003cb\u003eTrimira Audio\u003c\/b\u003e, Brisbane’s destination for ultra-high-end audio, this factory-authorized upgrade elevates power output, dynamic linearity, and preamplifier coupling to exceptional new heights.\u003c\/p\u003e\n\u003cp\u003eDeveloped alongside the Momentum Z and Relentless Z reference series, this upgrade increases power output to an astounding \u003cb\u003e1,200 Watts into 8 Ohms\u003c\/b\u003e while introducing an advanced \u003cb\u003eZ JFET-based input stage\u003c\/b\u003e engineered to draw significantly more current from front-end electronics.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Technological Innovations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePower Output Boosted to 1,200W @ 8Ω:\u003c\/b\u003e Increases absolute power delivery from 800 Watts to 1,200 Watts into 8 Ohms (scaling linearly to 2,400W into 4 Ohms and 4,800W into 2 Ohms), providing virtually limitless dynamic headroom and iron-fisted driver control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eZ JFET-Based Input Stage:\u003c\/b\u003e Re-architects the input circuit with an ultra-low-noise JFET topology designed to lower input impedance restrictions, allowing the amplifier to draw higher current directly from preamplifiers—most notably the Relentless Z Preamplifier.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eStrengthened Electrical Coupling:\u003c\/b\u003e Enhances component-to-component signal transfer and impedance matching, delivering superior micro-transient speed, improved low-level resolution, and an expanded soundstage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eIn-Field Service by Factory Technicians:\u003c\/b\u003e Carried out directly on-site in the owner's listening room by certified Dan D'Agostino Master Audio Systems (DDMAS) technicians, eliminating the logistics and handling risks of shipping massive chassis. \u003ci\u003e(Note: DDMAS technician travel expenses are billed separately).\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eComplete System Optimization \u0026amp; Calibration:\u003c\/b\u003e Includes on-site bias optimization, thermal checking, and performance verification to ensure the upgraded amplifiers perform precisely to factory specifications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications \u0026amp; Upgrade Comparison\u003c\/h3\u003e\n\u003ctable style=\"width: 99.9801%; height: 372.264px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 39.1806px;\"\u003e\n\u003ctd style=\"width: 25.6478%; height: 39.1806px;\"\u003e\u003cstrong\u003eFeature \/ Metric\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.8352%; height: 39.1806px;\"\u003e\u003cstrong\u003eRelentless 800 \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 38.8572%; height: 39.1806px;\"\u003e\u003cstrong\u003eRelentless 800 Z \u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.1806px;\"\u003e\n\u003ctd style=\"width: 25.6478%; height: 39.1806px;\"\u003e\u003cspan\u003e\u003cb\u003eOutput Power @ 8Ω\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.8352%; height: 39.1806px;\"\u003e\u003cspan\u003e800 W RMS\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 38.8572%; height: 39.1806px;\"\u003e1,200 W RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1806px;\"\u003e\n\u003ctd style=\"width: 25.6478%; height: 39.1806px;\"\u003e\u003cspan\u003e\u003cb\u003eOutput Power @ 4Ω\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.8352%; height: 39.1806px;\"\u003e\u003cspan\u003e1,600 W RMS\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 38.8572%; height: 39.1806px;\"\u003e2,400 W RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1806px;\"\u003e\n\u003ctd style=\"width: 25.6478%; height: 39.1806px;\"\u003e\u003cspan\u003e\u003cb\u003eOutput Power @ 2Ω\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.8352%; height: 39.1806px;\"\u003e\u003cspan\u003e3,200 W RMS\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 38.8572%; height: 39.1806px;\"\u003e4,800 W RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1806px;\"\u003e\n\u003ctd style=\"width: 25.6478%; height: 39.1806px;\"\u003e\u003cspan\u003e\u003cb\u003eInput Topology\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.8352%; height: 39.1806px;\"\u003e\u003cspan\u003eStandard Complementary JFET\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 38.8572%; height: 39.1806px;\"\u003eAdvanced Z JFET Input Stage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7917px;\"\u003e\n\u003ctd style=\"width: 25.6478%; height: 58.7917px;\"\u003e\u003cspan\u003e\u003cb\u003ePreamplifier Coupling\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.8352%; height: 58.7917px;\"\u003e\u003cspan\u003eHigh-Impedance Standard\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 38.8572%; height: 58.7917px;\"\u003eEnhanced High-Current Coupling (Optimized for Relentless Z)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1944px;\"\u003e\n\u003ctd style=\"width: 25.6478%; height: 39.1944px;\"\u003e\u003cspan\u003e\u003cb\u003eSignal-to-Noise Ratio\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.8352%; height: 39.1944px;\"\u003e\u003cspan\u003e\u0026gt;113 dB (unweighted)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 38.8572%; height: 39.1944px;\"\u003e\u0026gt;120 dB (unweighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1806px;\"\u003e\n\u003ctd style=\"width: 25.6478%; height: 39.1806px;\"\u003e\u003cspan\u003e\u003cb\u003eFrequency Response\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.8352%; height: 39.1806px;\"\u003e\u003cspan\u003e20 Hz – 20 kHz (±0.1 dB)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 38.8572%; height: 39.1806px;\"\u003e0.1 Hz – 250 kHz (-1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1944px;\"\u003e\n\u003ctd style=\"width: 25.6478%; height: 39.1944px;\"\u003e\u003cspan\u003e\u003cb\u003eInstallation Method\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.8352%; height: 39.1944px;\"\u003e\u003cspan\u003eFactory Build \/ Dealer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 38.8572%; height: 39.1944px;\"\u003eIn-Field Installation by DDMAS Technicians\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\n\u003cbr\u003eArrange Your Relentless 800 Upgrade with Trimira Audio\u003c\/h3\u003e\n\u003cp\u003eContact the high-end audio specialists at \u003cb\u003eTrimira Audio\u003c\/b\u003e to confirm eligibility for your Relentless 800 monoblocks, receive scheduling timelines, and request a detailed quote including factory technician travel arrangements.\u003c\/p\u003e","brand":"Dan D'Agostino","offers":[{"title":"Default Title","offer_id":44712391671874,"sku":null,"price":99995.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0029\/9686\/3046\/files\/images_1_8ef7d248-a6f7-44e8-8fc1-60f2897c2a00.png?v=1786415910","url":"https:\/\/trimira.com.au\/products\/dan-dagostino-relentless-800-to-relentless-800-z-upgrade","provider":"Trimira","version":"1.0","type":"link"}