{"product_id":"soulnote-a-1-ver2-integrated-amplifier","title":"Soulnote A-1 Ver2 Integrated Amplifier","description":"\u003ch2\u003e\u003cspan style=\"font-weight: 400;\"\u003eSoulnote A-1 Ver2 Integrated Amplifier Key Features:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\" aria-level=\"1\"\u003e\n\u003cstrong\u003eHigh-Power Single Push-Pull Output Stage\u003c\/strong\u003e\u003cspan style=\"font-weight: 400;\"\u003e – Large TO-3P transistors in a four-stage Darlington configuration deliver authority without smearing.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\" aria-level=\"1\"\u003e\n\u003cstrong\u003eFully Discrete, Non-Feedback Circuit\u003c\/strong\u003e\u003cspan style=\"font-weight: 400;\"\u003e – Minimalist signal path preserves immediacy, speed, and musical freshness.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\" aria-level=\"1\"\u003e\n\u003cstrong\u003eAdvanced Bias Circuitry\u003c\/strong\u003e\u003cspan style=\"font-weight: 400;\"\u003e – Newly developed bias design improves signal-to-noise performance and low-level resolution.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\" aria-level=\"1\"\u003e\n\u003cstrong\u003eHigh-Stability Passive Components\u003c\/strong\u003e\u003cspan style=\"font-weight: 400;\"\u003e – Ultra-high-grade resistors maintain impedance consistency at high frequencies.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\" aria-level=\"1\"\u003e\n\u003cstrong\u003eRobust Power Supply Design\u003c\/strong\u003e\u003cspan style=\"font-weight: 400;\"\u003e – Custom toroidal transformer enhances current delivery for demanding loudspeakers.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan style=\"font-weight: 400;\"\u003eProduct Description:\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan style=\"font-weight: 400;\"\u003eHigh Drive With Absolute Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe A-1 Ver2 represents the heart of Soulnote’s integrated amplifier lineup, combining authoritative output power with uncompromising signal purity. Rated at 40 watts per channel into 8 ohms and doubling into 4 ohms, it delivers commanding drive while maintaining clarity, speed, and tonal integrity across a wide range of loudspeakers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"font-weight: 400;\"\u003eSingle Push-Pull Darlington Output Stage\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe output stage employs large TO-3P, low-Cob transistors arranged in a four-stage Darlington configuration. This topology eliminates transient smearing while providing exceptional current capability and dynamic stability. The result is an amplifier that responds instantly to musical demands, preserving impact and control without sacrificing refinement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"font-weight: 400;\"\u003eFully Discrete, Completely Non-NFB Design\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eAs with Soulnote’s flagship A-3, the A-1 Ver2 uses a fully discrete circuit with no global negative feedback. The design is intentionally kept extremely simple, incorporating only a selector and volume control ahead of the power amplifier stage. This approach preserves the natural freshness, timing, and openness of the music signal.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"font-weight: 400;\"\u003eNewly Developed Bias Circuit\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eA revised bias circuit further improves the signal-to-noise ratio and refines low-level detail retrieval. This contributes to the amplifier’s quiet background and enhanced sense of realism, particularly noticeable during subtle passages and low-volume listening.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"font-weight: 400;\"\u003eUltra-High-Grade Resistors\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eTo eliminate CR resonance without compromising bandwidth, Soulnote selected ultra-high-grade resistors whose impedance remains stable even at high frequencies. This ensures circuit stability while maintaining a wide frequency response and preserving musical vitality.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"font-weight: 400;\"\u003eAdvanced Power Transformer Design\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe A-1 Ver2 features a newly developed non-impregnated toroidal power transformer. By intentionally lowering the secondary output voltage, Soulnote enhances current delivery, enabling the amplifier to exert firm control over modern low-impedance loudspeakers. This design choice results in an exhilarating, authoritative presentation without strain.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"font-weight: 400;\"\u003eFlexible Inputs And Precision Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eTwo balanced XLR and two RCA inputs provide versatile system integration. Input selection is relay-controlled, while volume is handled by a relay-switched resistor ladder, ensuring consistent signal integrity and precise channel balance at all listening levels.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-weight: 400;\"\u003eSpecifications:\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Output Power\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e40 W × 2 (8 Ω), 80 W × 2 (4 Ω)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eTotal Harmonic Distortion\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e0.3% (40 W, 8 Ω)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e2 Hz – 200 kHz (±1.0 dB)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eInput Sensitivity \/ Impedance\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eLINE 1 (XLR): 700 mV \/ 16 kΩ; LINE 2–4 (RCA): 700 mV \/ 8 kΩ\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eSignal-to-Noise Ratio\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e110 dB (IHF A-weighted)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e115 V AC, 60 Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e130 W (40 W idle)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions (W × H × D)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e430 × 109 × 418 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e10.0 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded Accessories\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eRemote control, spikes, power cable\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"The Music Room","offers":[{"title":"Black","offer_id":51896957436185,"sku":"3635newSOUL-0002","price":4845.0,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":51896957468953,"sku":"3635newSOUL-0001","price":4845.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/4225\/1545\/files\/Soulnote_A-1_Ver2_Integrated_Amplifier_1__29213.jpg?v=1775751911","url":"https:\/\/tmraudio.com\/products\/soulnote-a-1-ver2-integrated-amplifier","provider":"The Music Room","version":"1.0","type":"link"}