This stereo amplifier delivers over 150 watts per channel (300 watts total stereo output), combining exceptional musical clarity with abundant power within a compact chassis. Hand-built by skilled artisans using premium components, the ST-150 is VTL\u2019s high-value, high-power stereo tube amplifier. Its signature sound\u2014fast, clean, and musical, with powerful bass\u2014is driven by 6550 vacuum tubes. These tubes excel in both triode and tetrode modes, offering wide dynamic range and rapid transient response, making the amplifier an ideal match for compact electrostatic speakers and dynamic speakers with moderate current demands. VTL is a standout performer when it comes to midrange quality and high-frequency clarity. In triode mode, this amplifier is best suited for speakers with a sensitivity of 92dB\/1W\/1m or higher.
\nHigh-energy storage power supply >200 Joules
\nVTL proprietary output transformers
\nUltra-low noise, utilizing a specially designed grounding scheme.
\nSwitchable between tetrode and triode modes
\n150 watts per channel in tetrode mode
\n70 watts per channel in triode mode
\nUses four 6550 tubes per channel, with individually adjustable bias for each tube.
\nUses audiophile-grade film and foil capacitors in the signal path.
\nFeatures an extruded aluminum front panel with a luxurious, modern aesthetic\u2014available in black or silver.<\/p>\n
Vacuum Tube Complement 8 x 6550, 2 x 12AT7, 2 x 12BH7
\nOutput power
\nTetrode: 120W, Triode: 60W
\n20Hz \u2013 20kHz <3% THD Into 5\u03a9
\nInput sensitivity @ 150W 100V = 0.880V; 120\/240 = 1.0V
\ninput impedance 130K\u03a9
\nOutput Load Range 2\u03a9 \u2013 8\u03a9
\nS\/N Ratio -95dB, 120Hz
\nPower Consumption Idle = 240W, Full Power = 800W
\nPrimary Mains Fuse Rating 100V = 15A Ceramic Slo Blo, 120V = 15A Ceramic Slo Blo, 220\/240V = 8A Ceramic Slo Blo
\nB+ Fuse Rating 1A fast acting ceramic 600V
\nDimensions W x D x H 19 x 12 x 9 inches (48 x 30 x 23 cm)
\nWeight 85lbs (38.6Kg), 110lb (50Kg) packed<\/p>\n
ST-150 This stereo amplifier delivers over 150 watts per channel (300 watts total stereo output), combining exceptional musical clarity with abundant power within a compact…<\/p>\n","protected":false},"featured_media":127321,"template":"","meta":[],"pwb-brand":[10857],"product_cat":[10162,11106],"product_tag":[],"class_list":{"0":"post-129910","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"pwb-brand-vtl","7":"product_cat-post-amplifier","8":"product_cat-vtl-stereo-amplifiers","9":"product_shipping_class-c-class","10":"pa_color-black","11":"pa_color-dark","12":"pa_color-wood","14":"first","15":"outofstock","16":"shipping-taxable","17":"purchasable","18":"product-type-simple"},"aioseo_notices":[],"etheme_brands":{"errors":{"invalid_taxonomy":["Invalid taxonomy."]},"error_data":[]},"brands":[{"id":10857,"name":"VTL","slug":"vtl"}],"_links":{"self":[{"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product\/129910","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":0,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product\/129910\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/media\/127321"}],"wp:attachment":[{"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/media?parent=129910"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/pwb-brand?post=129910"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product_cat?post=129910"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/soundglory.com\/en\/wp-json\/wp\/v2\/product_tag?post=129910"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}