{"product_id":"woo-audio-wa33-headphone-amplifier-and-preamplifier-silver","title":"Woo Audio WA33 Headphone Amplifier and Preamplifier - Silver","description":"\u003ch2\u003e\n\u003ca name=\"X7c402143ed45fd2bdede0f9f0f364c05ce8a185\"\u003e\u003c\/a\u003eWoo Audio WA33 Headphone Amplifier and Preamplifier\u003c\/h2\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"what-you-need-to-know\"\u003e\u003c\/a\u003eWhat You Need to Know\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"X1031d48000966b4b4e3336044354ad8b40f6f66\"\u003e\u003c\/a\u003eWoo Audio’s Flagship: Two Chassis, Nine Tubes, No Compromises\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eThe Woo Audio WA33 is the flagship statement from America’s premier tube headphone amplifier builder—a fully balanced, all-tube, pure Class A design spread across two massive chassis and hand-built in New York. It functions brilliantly as both a reference headphone amplifier and a true balanced stereo preamplifier, and it holds The Absolute Sound’s Editors’ Choice Award to prove it.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003eAvailable in black or silver anodized aluminum.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"all-tube-fully-balanced-pure-class-a\"\u003e\u003c\/a\u003eAll-Tube, Fully Balanced, Pure Class A\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eNine tubes do all the work: four 2A3 directly heated triode power tubes, four 6C45 drivers, and a 5U4G rectifier, arranged in a fully balanced push-pull Class A circuit. Signal passes through hand-wound output transformers made in-house, connected by point-to-point wiring—no circuit boards in the signal path.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003eThe sound reviewers describe is glorious: rich, naturally detailed tonal balance with explosive dynamics and powerful, extended bass.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"two-chassis-one-amplifier\"\u003e\u003c\/a\u003eTwo Chassis, One Amplifier\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eThe power supply lives in its own chassis, keeping transformer noise away from the delicate audio circuits. Woo’s Internal Coupling Architecture joins the two cases directly—no external umbilical cord—so the WA33 installs as one seamless unit while preserving true dual-chassis isolation.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"power-for-any-headphone-made\"\u003e\u003c\/a\u003ePower for Any Headphone Made\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eWith up to 10 watts per channel into 32 ohms, the WA33 drives the world’s most demanding headphones—HiFiMan Susvara, Abyss AB-1266—with power and control reviewers call absolutely stunning. High\/low impedance and level switches tailor the output from whisper-quiet operation with sensitive in-ears to full grunt for inefficient planars.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003eThe current version even adds a direct current-drive output for true-ribbon headphones—a world first, eliminating the usual interface box. Total range: 0.038 to 600 ohms.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"four-headphone-outputs\"\u003e\u003c\/a\u003eFour Headphone Outputs\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eThe front panel offers a 4-pin XLR balanced output, a 4.4mm balanced Pentaconn, a 6.3mm single-ended jack, and the dedicated TR ribbon output—every connection standard, no adapters required.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"a-true-balanced-preamplifier\"\u003e\u003c\/a\u003eA True Balanced Preamplifier\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eThis is no afterthought output jack: the WA33 delivers up to 10V balanced from 50-ohm XLR preamp outputs, with two balanced XLR inputs plus RCA to serve a complete system. The Absolute Sound put it plainly: it’s “a balanced linestage preamplifier suitable for use in the finest audio systems”—and imagined audiophiles using it as the reference linestage in systems costing far more.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"Xcdcf173878ceebde82ee33befa2a29e668657cf\"\u003e\u003c\/a\u003eCritically Acclaimed at the Highest Level\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eBeyond The Absolute Sound’s Editors’ Choice Award, the WA33 earned Part-Time Audiophile’s Editors’ Choice Buyer’s Guide nod (“it might just be the best”), while Audio Bacon called it “the best tube headphone amplifier I’ve ever heard” and Enjoy the Music concluded it “will be able to transport them to another world… That the WA33 can double as a preamplifier is icing on the cake.”\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"building-your-system\"\u003e\u003c\/a\u003eBuilding Your System\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003eFeed the WA33 from a reference balanced DAC via its XLR inputs, and let it pull double duty: headphones by night, balanced preamp into your power amplifier by day. The self-biasing circuit welcomes tube rolling—premium 274B rectifiers are a favorite upgrade—and the PTFE sockets are built for a lifetime of swaps.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003eGive the tubes open airflow, place it within reach (volume is on the gorgeous TKD potentiometer—no remote), and plan a sturdy shelf: the pair weighs 54 pounds.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"features-specifications\"\u003e\u003c\/a\u003eFeatures \u0026amp; Specifications\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eFully Balanced All-Tube Class A\u003c\/b\u003e\u003cbr\u003ePush-pull 2A3 directly heated triodes, transformer-coupled.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eTwo-Chassis Design\u003c\/b\u003e\u003cbr\u003eSeparate power supply with Internal Coupling Architecture—no umbilical.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eUp to 10 Watts per Channel\u003c\/b\u003e\u003cbr\u003eDrives everything from sensitive IEMs to Susvara and Abyss.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eFour Headphone Outputs\u003c\/b\u003e\u003cbr\u003e4-pin XLR, 4.4mm balanced, 6.3mm, and direct-drive ribbon output.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eTrue Balanced Preamplifier\u003c\/b\u003e\u003cbr\u003e10V XLR outputs worthy of reference two-channel systems.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eHand-Built in New York\u003c\/b\u003e\u003cbr\u003ePoint-to-point wiring, hand-wound transformers, TKD volume control.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca name=\"specifications\"\u003e\u003c\/a\u003eSpecifications\u003c\/h4\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eType: Headphone Amplifier \/ Balanced Stereo Preamplifier\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eTopology: Fully Balanced, Push-Pull, Pure Class A, All-Tube\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eTube Complement: 4 x 2A3 (power), 4 x 6C45 (driver), 1 x 5U4G (rectifier)\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003ePower Output: Up to 10W per Channel @ 32 Ohms\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eRibbon Output: Direct Current-Drive, 3.3A (TR 4-Pin XLR)\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eHeadphone Impedance Range: 0.038–600 Ohms\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eHeadphone Outputs: 4-Pin XLR Balanced, 4.4mm Balanced, 6.3mm, TR Ribbon\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eInputs: 2 x Balanced XLR, 1 x RCA\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003ePreamp Output: Balanced XLR, 10V Maximum, 50-Ohm Output Impedance\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eFrequency Response: 10Hz–60kHz (-2dB)\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eTHD: \u0026lt;0.05% @ 1kHz\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eSignal-to-Noise Ratio: \u0026gt;95dB\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eVolume Control: TKD 4-Channel Balanced Potentiometer\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eConstruction: Point-to-Point Wiring; Hand-Wound Output Transformers; PTFE Tube Sockets\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eDimensions: 17.5“W x 12”D x 13\"H (with tubes, both chassis)\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eWeight: 54 lbs\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eFinish: Black or Silver Anodized Aluminum\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eMade In: New York, USA\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eWarranty: 3 Years Limited\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"frequently-asked-questions\"\u003e\u003c\/a\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"FirstParagraph\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eCan it really serve as my system preamplifier?\u003c\/b\u003e\u003cbr\u003eYes—brilliantly. The balanced XLR preamp outputs deliver up to 10 volts from a 50-ohm source impedance, and The Absolute Sound judged it worthy of the finest reference systems. Many owners run headphones and a two-channel rig from the same WA33.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eWill it drive my headphones?\u003c\/b\u003e\u003cbr\u003eAll of them. Ten watts per channel handles the hardest planars (Susvara, Abyss AB-1266), the level switch keeps sensitive in-ears hiss-free, and the dedicated ribbon output direct-drives true-ribbon headphones without an interface box—a world first.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eWhat does the Elite Edition add?\u003c\/b\u003e\u003cbr\u003eThe Elite upgrades to single-crystal copper output transformers and internal wiring, an ALPS RK50 volume control, Mundorf Supreme Silver\/Gold coupling capacitors, and Cardas\/WBT connectors—the same circuit, executed with cost-no-object parts.\u003c\/p\u003e\n\u003cp class=\"MsoBodyText\"\u003e\u003cb style=\"mso-bidi-font-weight: normal;\"\u003eWho is the WA33 designed for?\u003c\/b\u003e\u003cbr\u003eIt’s for the listener assembling an end-game headphone system—or a reference two-channel rig—who wants pure Class A tube magnificence, hand-built in America, with the power to drive anything.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003ca name=\"why-audio-advisor\"\u003e\u003c\/a\u003eWhy Audio Advisor?\u003c\/h3\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-bottom: 0mm; line-height: 6.0pt; mso-line-height-rule: exactly;\"\u003e\u003cspan style=\"font-size: 6.0pt; mso-bidi-font-size: 12.0pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e40+ Years of Expertise – Helping music lovers build better systems since 1981.\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003e60-Day Money-Back Guarantee – Hear it in your own system with confidence.\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eReal Product Experts – Friendly advice before and after your purchase.\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eFree Shipping – On qualifying orders over $49.\u003c\/p\u003e\n\u003cp class=\"Compact\" style=\"margin-left: 24.0pt; text-indent: -24.0pt; mso-list: l0 level1 lfo1; tab-stops: list 0mm;\"\u003e\u003c!-- [if !supportLists]--\u003e\u003cspan style=\"mso-bidi-font-family: Cambria; mso-bidi-theme-font: minor-latin;\"\u003e\u003cspan style=\"mso-list: Ignore;\"\u003e•\u003cspan style=\"font: 7.0pt 'Times New Roman';\"\u003e          \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c!--[endif]--\u003eFlexible Financing – Convenient payment options available.\u003c\/p\u003e","brand":"Woo Audio","offers":[{"title":"New","offer_id":45980622291117,"sku":"NEW-WA33-SIL","price":9999.0,"currency_code":"USD","in_stock":true},{"title":"Demo","offer_id":45980622323885,"sku":"DEMO-WA33-SIL","price":9999.0,"currency_code":"USD","in_stock":false},{"title":"Open Box","offer_id":45980622356653,"sku":"OPEN-WA33-SIL","price":9999.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3708\/1773\/files\/DSC00210-1.jpg?v=1785680469","url":"https:\/\/www.audioadvisor.com\/products\/woo-audio-wa33-headphone-amplifier-and-preamplifier-silver","provider":"Audio Advisor","version":"1.0","type":"link"}