{"product_id":"michi-prestige-s430-stereo-power-amplifier","title":"Michi Prestige S430 Stereo Power Amplifier","description":"\u003cp\u003e\u003cstrong\u003eAvailable for preorder now! Expected to ship September 2026.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"MsoNormal\"\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003e2 x 390 Watts of robust Class AB power (4 ohms)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eOversized custom-engineered, in-house manufactured toroidal transformer\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eHigh-efficiency bulk storage capacitors\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eBalanced XLR inputs\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eIncludes remote control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003eThe Michi Prestige S430 Stereo Power Amplifier delivers authority, control, and musical refinement expected from the Michi ecosystem. Rated at 230 watts per channel into 8 ohms and 390 watts per channel into 4 ohms, the S430 provides the power and dynamic headroom required to drive high-performance loudspeakers with confidence.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eAt its heart is a substantial high-current linear power supply built around an oversized, in-house-manufactured toroidal transformer and large reservoir capacitor bank. This foundation supports stable current delivery, firm low-frequency control, expansive soundstaging, and fast, effortless transient response, allowing music to unfold with scale, impact, and natural detail.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eBalanced XLR and RCA inputs provide flexible, low-noise connection to premium preamplifiers and source systems, while dual precision 5-way speaker binding posts support secure cable connection and bi-wire speaker configurations. 12V trigger control allows clean integration into complete performance audio systems, including installations built around matching Michi components.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe S430’s elegant aluminum chassis, substantial construction, and refined industrial design reflect the engineering discipline beneath the surface. A front-panel TFT display with selectable VU meter and spectrum display views adds visual engagement without distraction. Built as both a precision power amplifier and a natural partner within the\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eMichi Prestige system, the S430 delivers power with poise, refinement, and real musical connection.\u003c\/p\u003e\n\u003ch2 class=\"MsoNormal\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable border=\"0\" cellpadding=\"0\" cellspacing=\"0\" width=\"510\" style=\"border-collapse: collapse; width: 383pt;\"\u003e\n\u003ccolgroup\u003e \u003ccol width=\"298\" style=\"mso-width-source: userset; mso-width-alt: 10402; width: 224pt;\"\u003e \u003ccol width=\"212\" style=\"mso-width-source: userset; mso-width-alt: 7400; width: 159pt;\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" width=\"298\" style=\"height: 14.5pt; width: 224pt;\"\u003ePower Output (FTC)\u003c\/td\u003e\n\u003ctd width=\"212\" style=\"width: 159pt;\"\u003e250 watts \/ channel (8 ohms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eContinuous Power Output (Non FTC)\u003c\/td\u003e\n\u003ctd\u003e230 watts \/ channel (8 ohms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eMaximum Power Output (Non FTC)\u003c\/td\u003e\n\u003ctd\u003e390 watts \/ channel (4 ohms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eTotal Harmonic Distortion\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.03%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eIntermodulation Distortion (60 Hz : 7kHz, 4:1)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.03%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e10 Hz - 100k Hz (0 ± 0.4 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eDamping Factor (1kHz, 8 ohms)\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eSpeaker Impedance\u003c\/td\u003e\n\u003ctd\u003e4 ohms minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eInput Sensitivity \/ Impedance - Unbalanced (RCA)\u003c\/td\u003e\n\u003ctd\u003e2V \/ 12k Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eInput Sensitivity \/ Impedance - Balanced (XLR)\u003c\/td\u003e\n\u003ctd\u003e4 V \/ 200k Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eGain - Unbalanced (RCA)\u003c\/td\u003e\n\u003ctd\u003e26.5 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eGain - Balanced (XLR)\u003c\/td\u003e\n\u003ctd\u003e20.5 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eSignal to Noise Ratio (IHF “A” weighting)\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 115 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eCrosstalk \/ Separation\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 70 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eGeneral\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003ePower Requirements - Europe\u003c\/td\u003e\n\u003ctd\u003e230V, 50Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003ePower Requirements - USA\u003c\/td\u003e\n\u003ctd\u003e120V, 60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e550 watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eStandby Power Consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.5 watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eBTU (4 ohms, 1\/8 power)\u003c\/td\u003e\n\u003ctd\u003e1513 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n\u003ctd\u003e431 x 148 x 405 mm \/ 17 x 6 x 16 ins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eFront Panel Height\u003c\/td\u003e\n\u003ctd\u003e131 mm, 5 1\/4 ins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"19\" style=\"height: 14.5pt;\"\u003e\n\u003ctd height=\"19\" style=\"height: 14.5pt;\"\u003eWeight (net)\u003c\/td\u003e\n\u003ctd\u003e17.5 kg, 38.6 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"The Music Room","offers":[{"title":"Default Title","offer_id":53087581536537,"sku":"7131newMichi","price":3999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/4225\/1545\/files\/MichiPrestigeS430StereoPowerAmplifier_2.jpg?v=1788198237","url":"https:\/\/tmraudio.com\/products\/michi-prestige-s430-stereo-power-amplifier","provider":"The Music Room","version":"1.0","type":"link"}