{"product_id":"audioquest-bigfoot-bass-speaker-cable-pair-the-grid-hifi-copy","title":"AudioQuest Brave Heart Full-Range Speaker Cable Pair | The Grid HiFi","description":"\u003ch2 dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003eAudioQuest Brave Heart Full-Range ZERO-Tech Speaker Cable — Pair\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eBigger conductors. Lower noise. More control. Brave Heart brings near–Mythical Creature scale and technology to a more accessible point in AudioQuest’s speaker-cable lineup.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAudioQuest Brave Heart Full-Range is a substantial ZERO-Tech speaker cable built for high-performance two-channel systems where amplifier control, transient current, and noise reduction matter. Compared with its predecessors, Brave Heart uses significantly more conductor metal while remaining manageable by separating the positive and negative sides into individual round constructions. AudioQuest describes the result as delivering greater low-frequency grip and preserving amplifier damping factor over longer cable runs. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAt its core are \u003cstrong\u003eSolid Perfect-Surface Copper+ (PSC+) conductors\u003c\/strong\u003e, ZERO-Tech, Level 7 Linear Noise-Dissipation, 72V Dielectric-Bias System, graphene and carbon-based noise-dissipation materials, 4% silver-plated shield drains, and cold-welded Red Copper terminations. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eMore PSC+ Copper, More Control\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart contains nearly \u003cstrong\u003eone-third more PSC+ conductor metal than AudioQuest’s previous comparable models\u003c\/strong\u003e. AudioQuest says its physical size approaches that of the Mythical Creatures cables—only about 0.6 mm smaller in outside diameter—while its split positive\/negative construction makes it easier to manage. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe additional conductor material is particularly significant when driving difficult loudspeaker loads. By better preserving amplifier damping factor over distance, Brave Heart is designed to maintain stronger control of loudspeakers that dip to low impedances, especially in the bass. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e100% Solid Perfect-Surface Copper+ (PSC+)\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart uses AudioQuest’s highest-grade copper: \u003cstrong\u003ePerfect-Surface Copper+\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe extreme purity and smooth surface of PSC+ are designed to minimize distortion associated with conductor grain boundaries. Its \u003cstrong\u003esolid-conductor construction\u003c\/strong\u003e also eliminates strand-to-strand interaction, avoiding a source of transient intermodulation distortion found in conventional stranded cables. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eZERO-Tech — No Characteristic Impedance\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart incorporates AudioQuest’s \u003cstrong\u003eZERO-Tech\u003c\/strong\u003e architecture.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eInstead of designing the cable around a conventional fixed characteristic impedance, ZERO-Tech eliminates the electrostatic field between the cable’s high- and low-signal conductors. AudioQuest says this allows \u003cstrong\u003euncompressed transient-current transfer\u003c\/strong\u003e while making RF Noise Dissipation more linear from octave to octave. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThis is particularly relevant when a power amplifier is asked to control demanding loudspeakers during large dynamic swings.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eLevel 7 Linear Noise-Dissipation\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart uses AudioQuest’s \u003cstrong\u003eLevel 7 Linear Noise-Dissipation\u003c\/strong\u003e architecture to address the RF noise present in modern environments.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe system combines a \u003cstrong\u003eGraphene + Carbon Mesh-Network\u003c\/strong\u003e, ZERO-Tech, Direction-Controlled conductors, 72V DBS, and silver-plated shield drains to reduce RF noise before it can reach sensitive amplifier circuitry. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAudioQuest also uses thicker Carbon-Loaded PVC layers and graphene in Brave Heart to further improve RF Noise Dissipation.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e72V Dielectric-Bias System with RF Noise-Trap\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eAudioQuest’s \u003cstrong\u003e72V Dielectric-Bias System (DBS)\u003c\/strong\u003e continuously biases the cable’s insulation.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eBecause insulation also behaves as a dielectric, it can store and release energy. Maintaining a constant bias is designed to minimize dielectric noise and linearize the dielectric’s behavior, improving wide-bandwidth dissipation of induced RF noise.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart also incorporates an \u003cstrong\u003eRF Noise-Trap\u003c\/strong\u003e as part of this system. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eUpgraded Polypropylene Insulation\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart uses upgraded \u003cstrong\u003epolypropylene insulation\u003c\/strong\u003e rather than the Foamed-Polyethylene construction found in several earlier AudioQuest designs.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAudioQuest says the optimized insulation allows greater spacing between conductors, reducing distributed-capacitance distortion while expanding the effective bandwidth of the cable’s Noise-Dissipation system. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e4% Silver-Plated Shield Drains\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart uses high-quality copper shield drains with \u003cstrong\u003e4% silver plating\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThese drains aren't signal conductors; they're part of the cable’s Noise-Dissipation architecture. The silver plating increases conductivity where it matters most for RF energy, improving the efficiency with which unwanted noise is drained away. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003ePermanent Molecular Optimization\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eAudioQuest applies its \u003cstrong\u003ePermanent Molecular Optimization\u003c\/strong\u003e process during manufacturing.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eA carefully controlled high-frequency AC signal—far beyond what the cable would encounter during normal audio use—is applied to the cable. AudioQuest says this treatment significantly reduces transient intermodulation distortion and substantially reduces the conventional cable burn-in process. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eCold-Welded Red Copper Terminations\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart uses \u003cstrong\u003ecold-welded Red Copper connectors\u003c\/strong\u003e, eliminating solder and the additional materials and heat associated with conventional soldered connections.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe bare connector components are silver-plated, while the speaker breakouts and plug housings are synthetic rather than metal to avoid introducing additional RF noise into the conductors. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eStandard configurations include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e2 Bananas → 2 Bananas\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e2 Multi-Spades → 2 Multi-Spades\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eAudioQuest can also accommodate U-Spade and V-Spade configurations for applications where the amplifier or loudspeaker binding posts call for them. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eAvailable Lengths\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eAt \u003cstrong\u003eThe Grid HiFi, AudioQuest Brave Heart Full-Range is sold exclusively as a stereo pair\u003c\/strong\u003e in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e8 ft \/ 2.4 m pair\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e10 ft \/ 3 m pair\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e12 ft \/ 3.6 m pair\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e15 ft \/ 4.6 m pair\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart is \u003cstrong\u003emade to order at AudioQuest headquarters in Irvine, California\u003c\/strong\u003e, and custom lengths and terminations are available. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSold as a \u003cstrong\u003estereo pair\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFull-Range ZERO-Tech speaker cable\u003c\/li\u003e\n\u003cli\u003e100% Solid Perfect-Surface Copper+ (PSC+) conductors\u003c\/li\u003e\n\u003cli\u003eNearly one-third more PSC+ conductor metal than previous comparable models\u003c\/li\u003e\n\u003cli\u003eZERO-Tech with no characteristic impedance\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLevel 7 Linear Noise-Dissipation\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eGraphene + Carbon Mesh-Network\u003c\/li\u003e\n\u003cli\u003e72V Dielectric-Bias System (DBS)\u003c\/li\u003e\n\u003cli\u003eRF Noise-Trap\u003c\/li\u003e\n\u003cli\u003eUpgraded polypropylene insulation\u003c\/li\u003e\n\u003cli\u003e4% silver-plated shield drains\u003c\/li\u003e\n\u003cli\u003ePermanent Molecular Optimization\u003c\/li\u003e\n\u003cli\u003eDirection-Controlled conductors\u003c\/li\u003e\n\u003cli\u003eCold-welded Red Copper connectors\u003c\/li\u003e\n\u003cli\u003eSilver-plated terminations\u003c\/li\u003e\n\u003cli\u003eMade to order in Irvine, California \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eWhere Brave Heart Fits\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eBrave Heart is particularly interesting because it isn't simply another incremental cable upgrade. AudioQuest has given it \u003cstrong\u003esubstantially more PSC+ conductor material and a physical scale approaching the Mythical Creatures Series\u003c\/strong\u003e, while retaining a more manageable two-piece construction. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor high-current amplifiers, difficult speaker loads, ported loudspeakers, or speakers whose impedance drops significantly at low frequencies, Brave Heart is specifically engineered to better preserve amplifier damping factor and low-frequency control over the cable run. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eWhy Buy AudioQuest Brave Heart from The Grid HiFi?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eA cable at this level should be selected around the entire system. Amplifier topology, loudspeaker impedance, binding-post design, cable length, and termination type can all influence the right configuration.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eThe Grid HiFi can configure your Brave Heart pair specifically for your amplifier and loudspeakers\u003c\/strong\u003e, including the appropriate length and Banana, Multi-Spade, U-Spade, or specialty termination where required.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eContact \u003cstrong\u003eThe Grid HiFi\u003c\/strong\u003e for help configuring the right AudioQuest speaker cable package for your high-performance system.\u003c\/p\u003e","brand":"Audioquest","offers":[{"title":"8 ft \/ 2.4 m pair \/ 2 x Bananas \u003e 2 x Bananas","offer_id":55069402759505,"sku":null,"price":4990.0,"currency_code":"USD","in_stock":true},{"title":"8 ft \/ 2.4 m pair \/ 2 x Multi-Spades \u003e 2 x Multi-Spades","offer_id":55069402792273,"sku":null,"price":4990.0,"currency_code":"USD","in_stock":true},{"title":"10 ft \/ 3 m pair \/ 2 x Bananas \u003e 2 x Bananas","offer_id":55069402825041,"sku":null,"price":5790.0,"currency_code":"USD","in_stock":true},{"title":"10 ft \/ 3 m pair \/ 2 x Multi-Spades \u003e 2 x Multi-Spades","offer_id":55069402857809,"sku":null,"price":5790.0,"currency_code":"USD","in_stock":true},{"title":"12 ft \/ 3.6 m pair \/ 2 x Bananas \u003e 2 x Bananas","offer_id":55069402890577,"sku":null,"price":6590.0,"currency_code":"USD","in_stock":true},{"title":"12 ft \/ 3.6 m pair \/ 2 x Multi-Spades \u003e 2 x Multi-Spades","offer_id":55069402923345,"sku":null,"price":6590.0,"currency_code":"USD","in_stock":true},{"title":"15 ft \/ 4.6 m pair \/ 2 x Bananas \u003e 2 x Bananas","offer_id":55069402956113,"sku":null,"price":7790.0,"currency_code":"USD","in_stock":true},{"title":"15 ft \/ 4.6 m pair \/ 2 x Multi-Spades \u003e 2 x Multi-Spades","offer_id":55069402988881,"sku":null,"price":7790.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1047\/7178\/0945\/files\/audioquest-brave-heart-full-range-north-america-4223871.webp?v=1790273190","url":"https:\/\/gridhifi.com\/products\/audioquest-bigfoot-bass-speaker-cable-pair-the-grid-hifi-copy","provider":"The Grid","version":"1.0","type":"link"}