{"product_id":"tl-7-5-s3-reference-preamplifier","title":"TL-7.5 S3 Reference Preamplifier","description":"\u003ch3\u003eVTL\u003c\/h3\u003e\n\u003ch1\u003eTL-7.5 S3 Reference Preamplifier\u003c\/h1\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan style=\"color: #dc9b46;\"\u003e*This product is built to order. The estimated delivery time is 3 months.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMore than eight years after introducing the TL-7.5 Reference preamplifier to universal acclaim, VTL presents the latest version, the TL7.5 Series III. The new model incorporates numerous technological advances while retaining the best elements of the TL-7.5 platform. The proven strengths of the original system architecture include: a fully balanced differential design; a hybrid circuit that combines tubes in the gain stage for voltage linearity (less than 2dB NFB) with a MOSFET buffer for greater current capacity; a high resolution volume control; and a clean box\/dirty box architecture with multiple precision-regulated power supplies. The highly-regarded user interface of the TL7.5 platform sets the standard for intuitiveness, and ease of use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Series III builds on improvements made to the Series II for an even higher level of performance. The new design features an extensively revised power supply based on current-sourced shunt regulator technology that minimizes impact on the audio signal by eliminating high voltage gain. Far more precise power regulation yields dramatically improved rejection of noise and AC fluctuation.\u003c\/p\u003e\n\u003cp\u003eThe completely redesigned high current gain stage utilizes newly available FET technology developed for green technologies such as solar panels and electric cars that require a normally-on state. Unlike MOSFETs that need to be biased on, normally-on devices operate more like vacuum tubes in the audio output stage, with simpler circuits that continuously conduct current, resulting in a more tube-like sound. The high-current gain stage has been further optimized for linearity with zero global negative feedback in the circuit.\u003c\/p\u003e\n\u003cp\u003eAlso included in the upgrade are new specially selected audiophile grade capacitors and a fully bi-directional RS-232 control interface for increased compatibility with modern home theater systems.\u003c\/p\u003e\n\u003cp\u003eEnhancements to the Series III result in an even higher level of coherence, integration and transparency of sound, with dramatically improved mid-bass and midrange, and a more tube-like sonic character.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"2\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,1,0,0\"\u003e\u003cb data-path-to-node=\"2,1,0,0\" data-index-in-node=\"0\"\u003eVacuum Tube Complement\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,1,1,0\"\u003e2 x 12AU7\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,2,0,0\"\u003e\u003cb data-path-to-node=\"2,2,0,0\" data-index-in-node=\"0\"\u003eInputs\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp data-path-to-node=\"2,2,1,0\"\u003e4 pairs balanced\/XLR or RCA single-ended\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,2,1,1\"\u003e\n\u003cp data-path-to-node=\"2,2,1,2\"\u003e4 pairs single-ended\/RCA\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,3,0,0\"\u003e\u003cb data-path-to-node=\"2,3,0,0\" data-index-in-node=\"0\"\u003eOutputs\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp data-path-to-node=\"2,3,1,0\"\u003e2 pairs balanced out\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,3,1,1\"\u003e\n\u003cp data-path-to-node=\"2,3,1,2\"\u003e2 pairs single-ended RCA out\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,3,1,3\"\u003e\n\u003cp data-path-to-node=\"2,3,1,4\"\u003e2 pairs single-ended RCA buffered Tape Out\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,4,0,0\"\u003e\u003cb data-path-to-node=\"2,4,0,0\" data-index-in-node=\"0\"\u003eRemote Control Functions\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,4,1,0\"\u003ePower, Source Select, Volume up\/down, Mute, Fade, Balance Control, Phase Reverse\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,5,0,0\"\u003e\u003cb data-path-to-node=\"2,5,0,0\" data-index-in-node=\"0\"\u003eGain\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp data-path-to-node=\"2,5,1,0\"\u003e\u003cb data-path-to-node=\"2,5,1,0\" data-index-in-node=\"0\"\u003eBalanced In \/ Balanced Out:\u003c\/b\u003e 19.2 dB\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,5,1,1\"\u003e\n\u003cp data-path-to-node=\"2,5,1,2\"\u003e\u003cb data-path-to-node=\"2,5,1,2\" data-index-in-node=\"1\"\u003eSingle-Ended In \/ Balanced Out:\u003c\/b\u003e 19.2 dB\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,5,1,3\"\u003e\n\u003cp data-path-to-node=\"2,5,1,4\"\u003e\u003cb data-path-to-node=\"2,5,1,4\" data-index-in-node=\"1\"\u003eBalanced In \/ Single-Ended Out:\u003c\/b\u003e 13.2 dB\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,5,1,5\"\u003e\n\u003cp data-path-to-node=\"2,5,1,6\"\u003e\u003cb data-path-to-node=\"2,5,1,6\" data-index-in-node=\"1\"\u003eSingle-Ended In \/ Single-Ended Out:\u003c\/b\u003e 13.2 dB\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,6,0,0\"\u003e\u003cb data-path-to-node=\"2,6,0,0\" data-index-in-node=\"0\"\u003eOutput Impedance\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,6,1,0\"\u003e25Ω \u003ci data-path-to-node=\"2,6,1,0\" data-index-in-node=\"4\"\u003e(Max 150Ω @ 10Hz)\u003c\/i\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,7,0,0\"\u003e\u003cb data-path-to-node=\"2,7,0,0\" data-index-in-node=\"0\"\u003eInput Impedance\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,7,1,0\"\u003e50kΩ \u003ci data-path-to-node=\"2,7,1,0\" data-index-in-node=\"5\"\u003e(20kΩ minimum)\u003c\/i\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,8,0,0\"\u003e\u003cb data-path-to-node=\"2,8,0,0\" data-index-in-node=\"0\"\u003eFrequency Response\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp data-path-to-node=\"2,8,1,0\"\u003e1Hz – 100kHz (+0 \/-1 dB)\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,8,1,1\"\u003e\n\u003cp data-path-to-node=\"2,8,1,2\"\u003e\u003ci data-path-to-node=\"2,8,1,2\" data-index-in-node=\"1\"\u003e(20Hz – 100kHz +0 \/–1dB into 600Ω with 900pF 20’ interconnect cable)\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,9,0,0\"\u003e\u003cb data-path-to-node=\"2,9,0,0\" data-index-in-node=\"0\"\u003eMaximum Output Voltage\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp data-path-to-node=\"2,9,1,0\"\u003e\u003cb data-path-to-node=\"2,9,1,0\" data-index-in-node=\"0\"\u003eInto 10kΩ or above:\u003c\/b\u003e 30V (\u0026lt;1% THD, 10Hz – 200kHz +\/-1dB)\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,9,1,1\"\u003e\n\u003cp data-path-to-node=\"2,9,1,2\"\u003e\u003cb data-path-to-node=\"2,9,1,2\" data-index-in-node=\"1\"\u003eInto 600Ω:\u003c\/b\u003e 10V (\u0026lt;1% THD)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,10,0,0\"\u003e\u003cb data-path-to-node=\"2,10,0,0\" data-index-in-node=\"0\"\u003eChannel Separation\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,10,1,0\"\u003e\u0026gt;100dB @ 1kHz \u003ci data-path-to-node=\"2,10,1,0\" data-index-in-node=\"14\"\u003e(\u0026gt;80dB @ 20kHz)\u003c\/i\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,11,0,0\"\u003e\u003cb data-path-to-node=\"2,11,0,0\" data-index-in-node=\"0\"\u003ePower Consumption\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,11,1,0\"\u003e150W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,12,0,0\"\u003e\u003cb data-path-to-node=\"2,12,0,0\" data-index-in-node=\"0\"\u003eDimensions (W x D x H)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp data-path-to-node=\"2,12,1,0\"\u003e\u003cb data-path-to-node=\"2,12,1,0\" data-index-in-node=\"0\"\u003eControl Chassis:\u003c\/b\u003e 17.5 x 17.5 x 4 inches (44.5 x 44.5 x 10.2 cm)\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,12,1,1\"\u003e\n\u003cp data-path-to-node=\"2,12,1,2\"\u003e\u003cb data-path-to-node=\"2,12,1,2\" data-index-in-node=\"1\"\u003eAudio Chassis:\u003c\/b\u003e 17.5 x 17.5 x 6 inches (44.5 x 44.5 x 15.3 cm)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,13,0,0\"\u003e\u003cb data-path-to-node=\"2,13,0,0\" data-index-in-node=\"0\"\u003eWeight\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp data-path-to-node=\"2,13,1,0\"\u003e\u003cb data-path-to-node=\"2,13,1,0\" data-index-in-node=\"0\"\u003eUnpacked (Audio Unit):\u003c\/b\u003e 38 lbs (17.24 kg)\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,13,1,1\"\u003e\n\u003cp data-path-to-node=\"2,13,1,2\"\u003e\u003cb data-path-to-node=\"2,13,1,2\" data-index-in-node=\"1\"\u003eUnpacked (Control Unit):\u003c\/b\u003e 32 lbs (14.50 kg)\u003c\/p\u003e\n\u003cbr data-path-to-node=\"2,13,1,3\"\u003e\n\u003cp data-path-to-node=\"2,13,1,4\"\u003e\u003cb data-path-to-node=\"2,13,1,4\" data-index-in-node=\"1\"\u003eFully Packed (Two Boxes):\u003c\/b\u003e 90 lbs (40.82 kg)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"VTL","offers":[{"title":"Default Title","offer_id":43832501731394,"sku":null,"price":62995.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0029\/9686\/3046\/files\/tl-75-featured.png?v=1781051694","url":"https:\/\/trimira.com.au\/products\/tl-7-5-s3-reference-preamplifier","provider":"Trimira","version":"1.0","type":"link"}