{"product_id":"ref-150-4-4-ch-class-ab-high-end-amplifier","title":"Zapco REF 150.4 – 4-channel Class AB High-End Amplifier","description":"\u003cp\u003eThe Reference series was created to replace the Studio series, and the first Reference series amplifier lineup was completed in 2001. The new Reference series does not aim to offer an amplifier for everyone, but rather \u003cstrong\u003ethe best amplifier in its price range\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eZapco's Class AB amplifier design has been tested over decades, and only top-quality components are used to achieve the best sound quality.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4-channel Class AB High-End amplifier\u003c\/li\u003e\n\u003cli\u003eSignal-to-noise ratio \u003e104 dB\u003c\/li\u003e\n\u003cli\u003eHigh-quality bipolar input dual-OP\u003c\/li\u003e\n\u003cli\u003eHigh precision 0.1% output resistors\u003c\/li\u003e\n\u003cli\u003eLow internal resistance power capacitors\u003c\/li\u003e\n\u003cli\u003eUltra-low on-resistance, fast switching Mosfets\u003c\/li\u003e\n\u003cli\u003eHigh-performance pure copper transformers\u003c\/li\u003e\n\u003cli\u003eBalanced RCA input (SymbiLink)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePower RMS @ 4 Ω: 4 × 150 W\u003c\/li\u003e\n\u003cli\u003ePower RMS @ 2 Ω: 4 × 230 W\u003c\/li\u003e\n\u003cli\u003ePower RMS @ 4 Ω bridged: 2 × 470 W\u003c\/li\u003e\n\u003cli\u003eDistortion (THD): \u003c0.02%\u003c\/li\u003e\n\u003cli\u003eSignal-to-noise ratio: \u003e102 dB\u003c\/li\u003e\n\u003cli\u003eFrequency response: 10 Hz – 40,000 Hz (±1 dB)\u003c\/li\u003e\n\u003cli\u003eInput sensitivity: 0.5 V – 8 V\u003c\/li\u003e\n\u003cli\u003eFuses: 2 × 40 A\u003c\/li\u003e\n\u003cli\u003eDimensions (W × D × H): 416 × 210 × 62 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eComponents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransformers:\u003c\/strong\u003e High-power chrome-plated toroidal transformer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput transistors:\u003c\/strong\u003e Sanken MN1526 and MP1526, 260 V \/ 15 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacitors:\u003c\/strong\u003e ELNA RA3 and RFS series in the signal path\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOP upgrade\u003c\/h2\u003e\n\u003cp\u003eReference amplifiers offer the possibility to replace the original OPs (MUSES8820) with even more powerful OPs (MUSES02). We recommend that the procedure be performed by qualified technicians.\u003c\/p\u003e","brand":"Zapco","offers":[{"title":"Default Title","offer_id":56858829586807,"sku":null,"price":1599.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/5159\/4359\/files\/0bf3d1_ff136d48119f45ea97292a0f62379c47_mv2.jpg?v=1773211776","url":"https:\/\/hifikaupat.fi\/en\/products\/ref-150-4-4-ch-class-ab-high-end-amplifier","provider":"Hifikaupat.fi ","version":"1.0","type":"link"}