{"title":"Linear Tube Audio","description":null,"products":[{"product_id":"linear-tube-audio-century-mono-power-amplifier","title":"Linear Tube Audio Century - Mono Power Amplifier","description":"\u003cdiv class=\"custom-hero-banner\"\u003e\n  \u003cdiv class=\"custom-hero-container\"\u003e\n    \u003ch1 class=\"custom-hero-title\"\u003eCENTURY\u003c\/h1\u003e\n    \u003cp class=\"custom-hero-subtitle\"\u003eMONO POWER AMPLIFIER\u003c\/p\u003e\n    \u003cdiv class=\"custom-hero-image-wrapper\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/Century342.webp?v=1787765984\" alt=\"CENTURY MONO POWER AMPLIFIER\" loading=\"lazy\" width=\"1920\" height=\"1080\"\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .custom-hero-banner {\n    width: 100%;\n    background-color: #ffffff;\n    padding: 40px 16px;\n    box-sizing: border-box;\n    display: flex;\n    justify-content: center;\n  }\n\n  .custom-hero-container {\n    width: 100%;\n    max-width: 1920px;\n    margin: 0 auto;\n    text-align: center;\n  }\n\n  .custom-hero-title {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    font-size: 100px; \n    font-weight: 300;\n    letter-spacing: 16px; \n    color: #1a1a1a;\n    margin: 0 0 12px 0;\n    text-transform: uppercase;\n    text-indent: 16px; \n    line-height: 1.1;\n  }\n\n  .custom-hero-subtitle {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    font-size: 30px;\n    font-weight: 500;\n    letter-spacing: 4px;\n    color: #333333;\n    margin: 0 0 32px 0;\n    text-transform: uppercase;\n    text-indent: 4px;\n  }\n\n  .custom-hero-image-wrapper {\n    width: 100%;\n    overflow: hidden;\n  }\n\n  .custom-hero-image-wrapper img {\n    width: 100%;\n    height: auto;\n    display: block;\n    object-fit: cover;\n  }\n\n\n  @media (max-width: 1024px) {\n    .custom-hero-banner {\n      padding: 32px 16px;\n    }\n    \n    .custom-hero-title {\n      font-size: 46px; \n      letter-spacing: 9px;\n      text-indent: 9px;\n      margin-bottom: 8px;\n    }\n\n    .custom-hero-subtitle {\n      font-size: 22px; \n      letter-spacing: 3px;\n      text-indent: 3px;\n      margin-bottom: 24px;\n    }\n  }\n\n\n  @media (max-width: 640px) {\n    .custom-hero-banner {\n      padding: 24px 12px;\n    }\n\n    .custom-hero-title {\n      font-size: 36px; \n      letter-spacing: 5px;\n      text-indent: 5px;\n      margin-bottom: 6px;\n    }\n\n    .custom-hero-subtitle {\n      font-size: 16px;\n      letter-spacing: 2px;\n      text-indent: 2px;\n      margin-bottom: 20px;\n    }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"lta-feature-section\"\u003e\n  \u003cdiv class=\"lta-feature-container\"\u003e\n    \u003cdiv class=\"lta-feature-content\"\u003e\n      \u003cp\u003eTo mark our tenth anniversary, Linear Tube Audio (LTA) is pleased to announce the release of the Century Monoblocks, flagship high-powered ZOTL (Zero-Hysteresis Output Transformerless) amplifiers developed in collaboration with renowned audio designer David Berning. The Century Monoblocks are available for order through select dealers.  The Century is available in brushed Quicksilver or Carbon Black finish.\n\u003cbr\u003e\u003cbr\u003e\nThe Century Monoblocks represent the culmination of a decade of innovation, inspired by the precision and endurance of the century ride—a cycling milestone of 100 miles—and designed for audiophiles seeking both power and finesse. By integrating LTA’s latest advancements with Berning’s celebrated ZOTL architecture, the Century amplifiers offer compelling performance for listeners with demanding speakers, including electrostatics, planars, and low-sensitivity designs.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"lta-feature-image\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/6JN6a.webp?v=1787765989\" alt=\"Century Monoblocks Tube Detail\" loading=\"lazy\"\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .lta-feature-section {\n    width: 100%;\n    background-color: #ffffff;\n    padding: 60px 20px;\n    box-sizing: border-box;\n  }\n\n  .lta-feature-container {\n    max-width: 1920px;\n    margin: 0 auto;\n    display: flex;\n    align-items: center;\n    justify-content: space-between;\n    gap: 60px;\n  }\n\n  .lta-feature-content {\n    flex: 1;\n    display: flex;\n    flex-direction: column;\n    gap: 24px;\n  }\n\n  .lta-feature-content p {\n    margin: 0;\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    font-size: 20px;\n    line-height: 1.6;\n    color: #4a4a4a;\n    font-weight: 400;\n  }\n\n  .lta-feature-image {\n    flex: 1;\n    width: 100%;\n  }\n\n  .lta-feature-image img {\n    width: 100%;\n    height: auto;\n    display: block;\n    object-fit: cover;\n  }\n\n \n  @media (max-width: 1024px) {\n    .lta-feature-container {\n      gap: 32px;\n    }\n    \n    .lta-feature-content p {\n      font-size: 18px;\n    }\n  }\n\n\n  @media (max-width: 768px) {\n    .lta-feature-section {\n      padding: 32px 16px;\n    }\n\n    .lta-feature-container {\n      flex-direction: column;\n      gap: 32px;\n    }\n\n    .lta-feature-content p {\n      font-size: 16px;\n      line-height: 1.5;\n    }\n  }\n\u003c\/style\u003e\n\n  \u003cdiv class=\"lta-specs-section\"\u003e\n  \u003cdiv class=\"lta-specs-container\"\u003e\n    \n   \n    \u003cdiv class=\"lta-spec-item\"\u003e\n      \u003ch3 class=\"lta-spec-title\"\u003eREFINED SCREEN-DRIVE CIRCUITRY\u003c\/h3\u003e\n      \u003cp class=\"lta-spec-text\"\u003e\n        For the first time in LTA's lineup, the Century Monoblocks utilize a screen-driven output stage within the ZOTL topology. EL84 pentodes steer the screen grids of NOS 6JN6 beam power tubes, enabling efficient pentode operation while maintaining the linearity and fluidity associated with triodes. This arrangement results in fast, detailed reproduction with outstanding depth-uncolored and effortless.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \n    \u003cdiv class=\"lta-spec-item\"\u003e\n      \u003ch3 class=\"lta-spec-title\"\u003eENGINEERED FOR DEMANDING LOUDSPEAKERS\u003c\/h3\u003e\n      \u003cp class=\"lta-spec-text\"\u003e\n        Conventional tube amplifiers can struggle with complex impedance or capacitive speaker loads, often leading to shifts in frequency response and diminished control. The Century Monoblocks overcome these limitations with inherently low output impedance and wide bandwidth. Their transformerless architecture eliminates the hysteresis, phase shifts, and frequency-dependent distortions typical of transformer-coupled designs, delivering the speed and grip of transistor electronics while preserving the dimensionality and holographic soundstage that define great tube amplification. The result is effortless authority and control, even with demanding crossovers and full-range panels.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"lta-spec-item\"\u003e\n      \u003ch3 class=\"lta-spec-title\"\u003eHANDCRAFTED EXCELLENCE\u003c\/h3\u003e\n      \u003cp class=\"lta-spec-text\"\u003e\n        Each Century amplifier is hand-built in Maryland, using components selected for sonic purity and musicality. Non-magnetic resistors, custom ferrite-core impedance converters, and a minimalist signal path contribute to a stunningly realistic presentation. Voicing is refined through extensive listening sessions, and casings utilize non-magnetic aluminum with comprehensive Faraday shielding for optimal noise rejection.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"lta-spec-item\"\u003e\n      \u003ch3 class=\"lta-spec-title\"\u003eMODERN FEATURES FOR TODAY'S LISTENER\u003c\/h3\u003e\n      \u003cp class=\"lta-spec-text\"\u003e\n        The Century Monoblocks build upon Berning's Quadrature Z heritage, delivering lower noise, enhanced stability, and modern convenience. Features include auto-biasing, global voltage compatibility (100-260 VAC), built-in protection circuits, adjustable global feedback, and cool-running tubes for long-term reliability. The amplifiers are notably light due to the absence of output transformers.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .lta-specs-section {\n    width: 100%;\n    background-color: #ffffff;\n    padding: 40px 20px;\n    box-sizing: border-box;\n    display: flex;\n    justify-content: center;\n  }\n\n  .lta-specs-container {\n    width: 100%;\n    max-width: 1920px;\n    margin: 0 auto;\n    display: flex;\n    flex-direction: column;\n  }\n\n  .lta-spec-item {\n    border-top: 1px solid #1a1a1a;\n    padding-top: 24px;\n    padding-bottom: 40px;\n    width: 100%;\n  }\n\n  .lta-spec-header {\n    display: flex;\n    align-items: center;\n    gap: 16px;\n    margin-bottom: 16px;\n  }\n\n  .lta-dash {\n    display: inline-block;\n    width: 20px;\n    height: 2px;\n    background-color: #1a1a1a;\n  }\n\n  .lta-spec-title {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    font-size: 20px;\n    font-weight: 500;\n    letter-spacing: 2px;\n    color: #1a1a1a;\n    text-transform: uppercase;\n    margin: 0;\n    line-height: 1.3;\n    text-align: left;\n  }\n\n  .lta-spec-text {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    font-size: 18px;\n    font-weight: 400;\n    line-height: 1.6;\n    color: #333333;\n    margin: 0;\n    max-width: 900px; \n  }\n\n  \n  @media (max-width: 1024px) {\n    .lta-specs-section {\n      padding: 30px 20px;\n    }\n\n    .lta-spec-item {\n      padding-top: 20px;\n      padding-bottom: 32px;\n    }\n\n    .lta-spec-title {\n      font-size: 18px;\n      letter-spacing: 1.5px;\n    }\n\n    .lta-spec-text {\n      font-size: 16px;\n      line-height: 1.55;\n      max-width: 100%;\n    }\n  }\n\n  \n  @media (max-width: 640px) {\n    .lta-specs-section {\n      padding: 20px 16px;\n    }\n\n    .lta-spec-item {\n      padding-top: 16px;\n      padding-bottom: 24px;\n    }\n\n    .lta-dash {\n      width: 14px;\n      height: 1.5px;\n    }\n\n    .lta-spec-title {\n      font-size: 16px;\n      letter-spacing: 1px;\n    }\n\n    .lta-spec-text {\n      font-size: 14px;\n      line-height: 1.5;\n    }\n  }\n\u003c\/style\u003e\n\n  \u003cdiv class=\"lta-tech-specs-section\"\u003e\n  \u003cdiv class=\"lta-tech-specs-container\"\u003e\n    \n   \n    \u003cdiv class=\"lta-tech-header\"\u003e\n      \u003ch3 class=\"lta-tech-title\"\u003eTECHNICAL SPECIFICATIONS\u003c\/h3\u003e\n    \u003c\/div\u003e\n\n   \n    \u003cdiv class=\"lta-tech-list\"\u003e\n      \u003cp\u003e\u003cstrong\u003eInputs:\u003c\/strong\u003e XLR and RCA, with all amplification stages balanced\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003ePower Output:\u003c\/strong\u003e 110W into 8 Ω \/ 144W into 4 Ω @ 1% THD\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eBurst Output:\u003c\/strong\u003e 178W (8 Ω) @ 1% THD, 196W (4 Ω) @ 2% THD\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eTopology:\u003c\/strong\u003e Fully differential, ZOTL Push Pull Class AB with new Screen Drive and Pentode driver control system\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eTubes:\u003c\/strong\u003e 4 × NOS 6JN6 Compactron beam power pentodes per channel, 2 × EL84 pentode drivers, 2 × 7062\/E180CC and 1 × 12AU7 input and gain stage\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e Dual monoblock chassis, non-magnetic aluminum casework, full Faraday cage shielding\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eAdjustable Feedback:\u003c\/strong\u003e Front-panel selector for LOW\/MED\/NORM settings\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eComponents:\u003c\/strong\u003e Non-magnetic resistors, boutique capacitors, advanced ferrite impedance cores, dual binding post outputs to support bi-wiring, and rear panel GND post\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e Auto-biasing, automatic voltage selection, built-in current and DC offset protection, low heat output, 3400V peak-to-peak power tube voltage swing, ~ 1 Farad storage capacitance, 3 times tube life\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 8 Ω: LOW: 1.2Hz to 50kHz (+0\/-3dB), 3Hz to 20kHz(+0\/-0.5dB) ; MED: 1.3Hz to 89kHz (+0\/-3dB), 4Hz to 60kHz(+0\/-0.5 dB) ; NORM: 1.3Hz to 90kHz (+0\/-3dB), 4.5Hz to 90kHz( +0\/-0.5 dB)\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eInput Impedance:\u003c\/strong\u003e RCA: 20k (LOW), 26k (MED), 47k (NORM) ; XLR: 28k (LOW), 36k (MED), 94k (NORM)\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eOutput impedance:\u003c\/strong\u003e 0.85 Ω (NORM), 2.1 Ω (MED), 5.6 Ω (LOW)\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e 100-260 VAC, 50-60 Hz, power factor corrected\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e 18.5” Wide, 5.5 inch Tall, 19” Deep\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 26.5 lbs (12 kg) each\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \n    \u003cdiv class=\"lta-tech-footer\"\u003e\n      \u003cp\u003eWith these latest designs, Linear Tube Audio transcends expectations for what is possible with tube amplification—ushering in a new generation of products that redefine realism, precision, and musical connection.\n\u003cbr\u003e\u003cbr\u003e\nThe Century Monoblocks stand as a testament to LTA’s pursuit of musical engagement through thoughtful engineering and artisanal craftsmanship. Listeners are invited to discover music with both palpable authority and immersive transparency, where the amplifier disappears and the performance truly comes alive.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .lta-tech-specs-section {\n    width: 100%;\n    background-color: #ffffff;\n    padding: 40px 20px;\n    box-sizing: border-box;\n    display: flex;\n    justify-content: center;\n  }\n\n  .lta-tech-specs-container {\n    width: 100%;\n    max-width: 1920px;\n    margin: 0 auto;\n    border-top: 1px solid #1a1a1a;\n    padding-top: 24px;\n  }\n\n  \n  .lta-tech-header {\n    display: flex;\n    align-items: center;\n    gap: 16px;\n    margin-bottom: 24px;\n  }\n\n  .lta-tech-title {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    font-size: 20px;\n    font-weight: 500;\n    letter-spacing: 2px;\n    color: #1a1a1a;\n    text-transform: uppercase;\n    margin: 0;\n    line-height: 1.3;\n    text-align: left;\n  }\n\n  \n  .lta-tech-list {\n    display: flex;\n    flex-direction: column;\n    gap: 16px;\n    margin-bottom: 40px;\n  }\n\n  .lta-tech-list p {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    font-size: 18px;\n    font-weight: 400;\n    line-height: 1.6;\n    color: #333333;\n    margin: 0;\n  }\n\n  .lta-tech-list p strong {\n    font-weight: 600;\n    color: #1a1a1a;\n  }\n\n\n  .lta-tech-footer {\n    border-top: 1px solid #1a1a1a;\n    padding-top: 32px;\n  }\n\n  .lta-tech-footer p {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    font-size: 18px;\n    font-weight: 400;\n    line-height: 1.6;\n    color: #333333;\n    margin: 0;\n  }\n\n \n  @media (max-width: 1024px) {\n    .lta-tech-specs-section {\n      padding: 30px 20px;\n    }\n\n    .lta-tech-title {\n      font-size: 16px;\n      letter-spacing: 1.5px;\n    }\n\n    .lta-tech-list {\n      gap: 14px;\n      margin-bottom: 32px;\n    }\n\n    .lta-tech-list p,\n    .lta-tech-footer p {\n      font-size: 14px;\n      line-height: 1.55;\n    }\n  }\n\n\n  @media (max-width: 640px) {\n    .lta-tech-specs-section {\n      padding: 20px 16px;\n    }\n\n    .lta-dash {\n      width: 14px;\n      height: 1.5px;\n    }\n\n    .lta-tech-title {\n      font-size: 14px;\n      letter-spacing: 1px;\n    }\n\n    .lta-tech-list {\n      gap: 12px;\n      margin-bottom: 24px;\n    }\n\n    .lta-tech-list p,\n    .lta-tech-footer p {\n      font-size: 13px;\n      line-height: 1.5;\n    }\n\n    .lta-tech-footer {\n      padding-top: 24px;\n    }\n  }\n\u003c\/style\u003e\n\n  \u003cdiv class=\"custom-hero-banner\"\u003e\n  \u003cdiv class=\"custom-hero-container\"\u003e\n    \u003cdiv class=\"custom-hero-image-wrapper\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/CenturyTop2.webp?v=1787765984\" alt=\"CENTURY MONO POWER AMPLIFIER\" loading=\"lazy\" width=\"1920\" height=\"1080\"\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Linear Tube Audio","offers":[{"title":"Default Title","offer_id":47842174107797,"sku":null,"price":36000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/Century342.webp?v=1787765984"}],"url":"https:\/\/houseofstereo.com\/es-ca\/collections\/linear-tube-audio.oembed","provider":"House Of Stereo","version":"1.0","type":"link"}