{"product_id":"electro-harmonix-kt88-matched-quad-set","title":"Electro-Harmonix KT88 Matched Quad Set","description":"\u003cp\u003e\u003cstrong\u003ePrecisely selected, quad matched vacuum tubes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eElectro-Harmonix KT88 Matched Quad Set\u003c\/strong\u003e is a factory-matched set of four current-production KT88 beam power tetrode vacuum tubes. It is widely used in high-end stereo amplifiers, monoblocks, and high-power guitar amplifiers that require four matched output tubes.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube Type:\u003c\/strong\u003e KT88 Beam Power Tetrode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Factory Matched Quad (4 tubes)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Electro-Harmonix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduction:\u003c\/strong\u003e Current production\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement For:\u003c\/strong\u003e KT88, 6550, and 6550A (when supported by the amplifier and correctly biased)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Hi-fi audio amplifiers, monoblocks, integrated amplifiers, and guitar amplifiers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eTube Type\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKT88 Beam Power Tetrode\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHeater Voltage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e6.3 V\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHeater Current\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.6 A\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlate Voltage (Typical)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e400 V\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlate Current (Typical)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e90 mA\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eScreen Grid Voltage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e225 V\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eScreen Grid Current\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e5 mA\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTransconductance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e9.5 mA\/V\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInput Capacitance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e18.5 pF\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Capacitance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e12.5 pF\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTransfer Capacitance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1.1 pF\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Cathode-Heater Voltage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e+300 V \/ -200 V\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eApproximately 125 mm height × 52 mm diameter\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Canor","offers":[{"title":"Default Title","offer_id":51909409898817,"sku":"CAN-KT88","price":1200.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/2636\/1921\/files\/ehkt88-quad-20.36.07.jpg?v=1782910840","url":"https:\/\/www.magentaaudio.com.au\/products\/electro-harmonix-kt88-matched-quad-set","provider":"Magenta Audio","version":"1.0","type":"link"}