{"product_id":"towers™-stereo-reverberant-filter-new-authorized-dealer-copy","title":"ZEQD-Pre™ The All-Analog Simulation Solution NEW CUSTOM COLOR! Authorized Dealer!","description":"\u003cdiv class=\"rte text--pull\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cdiv class=\"row sqs-row\" id=\"yui_3_17_2_1_1775928802251_73\"\u003e\n\u003cdiv class=\"col sqs-col-6 span-6\"\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-sqsp-block=\"text\" id=\"block-33e12123924dcc9f95c8\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003ch3\u003eZEQD-Pre™ The All-Analog Simulation Solution NEW CUSTOM COLOR! Authorized Dealer! \u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eA collaboration between EarthQuaker Devices and Dr. Z Amplification\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"\"\u003eThis all-analog tube preamplifier brings together EarthQuaker Devices’ innovative pedal design and Dr. Z Amplification’s decades of tube amp expertise. With a passive three-band EQ, professional headphone output, balanced XLR output, and onboard analog cabinet simulation, the ZEQD-Pre delivers authentic tube warmth and dynamic response in a complete analog amplifier system that fits right on your pedalboard.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block horizontalrule-block sqs-block-horizontalrule\" data-block-type=\"47\" id=\"block-cd85eb5ff67e835b235b\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block gallery-block sqs-block-gallery\" 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alt=\"\" data-load=\"false\" src=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1301127c-a822-405a-a997-187fa6ec541c\/ZEQD-Pre-Headphones.jpg\" width=\"2000\" height=\"2000\" sizes=\"(max-width: 640px) 100vw, (max-width: 767px) 33.33333333333333vw, 33.33333333333333vw\" srcset=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1301127c-a822-405a-a997-187fa6ec541c\/ZEQD-Pre-Headphones.jpg?format=100w 100w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1301127c-a822-405a-a997-187fa6ec541c\/ZEQD-Pre-Headphones.jpg?format=300w 300w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1301127c-a822-405a-a997-187fa6ec541c\/ZEQD-Pre-Headphones.jpg?format=500w 500w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1301127c-a822-405a-a997-187fa6ec541c\/ZEQD-Pre-Headphones.jpg?format=750w 750w, 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id=\"block-d9f6210234412eb170aa\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003ch3\u003e\u003cstrong\u003ePractice Amp with Headphones\u003c\/strong\u003e\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block horizontalrule-block sqs-block-horizontalrule\" data-block-type=\"47\" id=\"block-2b2ebcf3495887a259a3\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-3c53beeeffd62e4e523b\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003cp class=\"\"\u003eThe headphone output features built-in analog cabinet simulation for a realistic amp feel during quiet practice sessions. Enjoy the full EF86 tube character without disturbing your housemates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col sqs-col-4 span-4\" id=\"yui_3_17_2_1_1775928802251_107\"\u003e\n\u003cdiv class=\"sqs-block image-block sqs-block-image sqs-text-ready\" data-block-type=\"5\" id=\"block-cb24dcd4c52f2ebc5c8c\"\u003e\n\u003cdiv class=\"sqs-block-content\" id=\"yui_3_17_2_1_1775928802251_106\"\u003e\n\u003cdiv class=\"image-block-outer-wrapper\n          layout-caption-hidden\n          design-layout-inline\n          combination-animation-none\n          individual-animation-none\n          individual-text-animation-none\n         sqs-narrow-width\" data-test=\"image-block-inline-outer-wrapper\" id=\"yui_3_17_2_1_1775928802251_105\"\u003e\n\u003cfigure class=\"sqs-block-image-figure\n              intrinsic\" id=\"yui_3_17_2_1_1775928802251_104\"\u003e\n\u003cdiv class=\"image-block-wrapper\" data-animation-role=\"image\" id=\"yui_3_17_2_1_1775928802251_103\"\u003e\n\u003cdiv class=\"sqs-image-shape-container-element\n              \n          \n        \n              has-aspect-ratio\" id=\"yui_3_17_2_1_1775928802251_102\"\u003e\u003cimg data-stretch=\"false\" data-src=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg\" data-image=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg\" data-image-dimensions=\"2000x2000\" data-image-focal-point=\"0.5,0.5\" alt=\"\" data-load=\"false\" src=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg\" width=\"2000\" height=\"2000\" sizes=\"(max-width: 640px) 100vw, (max-width: 767px) 33.33333333333333vw, 33.33333333333333vw\" srcset=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg?format=100w 100w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg?format=300w 300w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg?format=500w 500w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg?format=750w 750w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg?format=1000w 1000w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg?format=1500w 1500w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/493c2943-3e0c-4a0b-a9f3-9668884ab031\/ZEQD-Pre-Amp.jpg?format=2500w 2500w\" loading=\"lazy\" decoding=\"async\" data-loader=\"sqs\" class=\"loaded\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-96bc3291d06399a3cb60\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003ch3\u003e\u003cstrong\u003eDirect Amplifier via XLR\u003c\/strong\u003e\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block horizontalrule-block sqs-block-horizontalrule\" data-block-type=\"47\" id=\"block-b04e82114bdcd56d19c9\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-18678285b55c0273601e\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003cp class=\"\"\u003eRun the balanced XLR output straight into any console or interface and use the ZEQD-Pre as your main amp. The analog cabinet simulation is there when you need it, or flip the \u003cem\u003eCab Bypass\u003c\/em\u003e switch to send a pure signal to your preferred IR loader or modeling software. Perfect for direct recording, backline-free gigs, or hybrid rigs with multiple signal paths.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col sqs-col-4 span-4\" id=\"yui_3_17_2_1_1775928802251_117\"\u003e\n\u003cdiv class=\"sqs-block image-block sqs-block-image sqs-text-ready\" data-block-type=\"5\" id=\"block-c1e13e1a14902a5f6161\"\u003e\n\u003cdiv class=\"sqs-block-content\" id=\"yui_3_17_2_1_1775928802251_116\"\u003e\n\u003cdiv class=\"image-block-outer-wrapper\n          layout-caption-hidden\n          design-layout-inline\n          combination-animation-none\n          individual-animation-none\n          individual-text-animation-none\n         sqs-narrow-width\" data-test=\"image-block-inline-outer-wrapper\" id=\"yui_3_17_2_1_1775928802251_115\"\u003e\n\u003cfigure class=\"sqs-block-image-figure\n              intrinsic\" id=\"yui_3_17_2_1_1775928802251_114\"\u003e\n\u003cdiv class=\"image-block-wrapper\" data-animation-role=\"image\" id=\"yui_3_17_2_1_1775928802251_113\"\u003e\n\u003cdiv class=\"sqs-image-shape-container-element\n              \n          \n        \n              has-aspect-ratio\" id=\"yui_3_17_2_1_1775928802251_112\"\u003e\u003cimg data-stretch=\"false\" data-src=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg\" data-image=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg\" data-image-dimensions=\"2000x2000\" data-image-focal-point=\"0.5,0.5\" alt=\"\" data-load=\"false\" src=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg\" width=\"2000\" height=\"2000\" sizes=\"(max-width: 640px) 100vw, (max-width: 767px) 33.33333333333333vw, 33.33333333333333vw\" srcset=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg?format=100w 100w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg?format=300w 300w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg?format=500w 500w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg?format=750w 750w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg?format=1000w 1000w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg?format=1500w 1500w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/1a29984c-6b92-4c4b-95b6-d95c224ae874\/ZEQD-Pre-Routing.jpg?format=2500w 2500w\" loading=\"lazy\" decoding=\"async\" data-loader=\"sqs\" class=\"loaded\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-e8af080ce9e464c4fee5\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003ch3\u003e\u003cstrong\u003eFlexible Routing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block horizontalrule-block sqs-block-horizontalrule\" data-block-type=\"47\" id=\"block-9534e4b5d99f0d16e2c7\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-de48db04e2845edfc0c5\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003cp class=\"\"\u003eAll outputs work simultaneously, even when the pedal is bypassed. Send your signal to an amp, route a direct feed to front-of-house, and monitor through headphones—all at once. This routing flexibility makes the ZEQD-Pre an invaluable studio tool.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block horizontalrule-block sqs-block-horizontalrule\" data-block-type=\"47\" id=\"block-ac3c0a581d31bbec1047\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row sqs-row\" id=\"yui_3_17_2_1_1775928802251_128\"\u003e\n\u003cdiv class=\"col sqs-col-1 span-1\"\u003e\n\u003cdiv class=\"sqs-block website-component-block sqs-block-website-component sqs-block-spacer spacer-block sized vsize-1\" data-block-css='[\"https:\/\/definitions.sqspcdn.com\/website-component-definition\/static-assets\/website.components.spacer\/b8fffc9e-fb44-4f66-92d0-c7cdc5345355_741\/website.components.spacer.styles.css\"]' 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data-sqsp-text-block-content=\"\"\u003e\n\u003ch1\u003eWhy The EF86 Tube?\u003c\/h1\u003e\n\u003cp class=\"\"\u003eThe ZEQD-Pre uses the EF86 pentode—the same tube that gives many Dr. Z amplifiers their pristine hi-fi tone and makes them such responsive pedal platforms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block image-block sqs-block-image sqs-text-ready\" data-aspect-ratio=\"58.1772784019975\" data-block-type=\"5\" id=\"block-836ad6b8430ab351b18b\"\u003e\n\u003cdiv class=\"sqs-block-content\" id=\"yui_3_17_2_1_1775928802251_126\"\u003e\n\u003cdiv class=\"image-block-outer-wrapper\n          layout-caption-hidden\n          design-layout-inline\n          combination-animation-none\n          individual-animation-none\n          individual-text-animation-none\" data-test=\"image-block-inline-outer-wrapper\" id=\"yui_3_17_2_1_1775928802251_125\"\u003e\n\u003cfigure class=\"sqs-block-image-figure\n              intrinsic\" id=\"yui_3_17_2_1_1775928802251_124\"\u003e\n\u003cdiv class=\"image-block-wrapper\" data-animation-role=\"image\" id=\"yui_3_17_2_1_1775928802251_123\"\u003e\n\u003cdiv class=\"sqs-image-shape-container-element\n              \n          \n        \n              has-aspect-ratio\" id=\"yui_3_17_2_1_1775928802251_122\"\u003e\u003cimg data-stretch=\"false\" data-src=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/7c32d7ad-552a-4f7a-b375-e18a6deab1cb\/ZEQD-Pre-Analog-Preamp-EF86-Tubes-5x4.jpg\" data-image=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/7c32d7ad-552a-4f7a-b375-e18a6deab1cb\/ZEQD-Pre-Analog-Preamp-EF86-Tubes-5x4.jpg\" data-image-dimensions=\"2000x1600\" data-image-focal-point=\"0.5,0.5\" alt=\"\" data-load=\"false\" src=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/7c32d7ad-552a-4f7a-b375-e18a6deab1cb\/ZEQD-Pre-Analog-Preamp-EF86-Tubes-5x4.jpg\" width=\"2000\" height=\"1600\" sizes=\"(max-width: 640px) 100vw, (max-width: 767px) 83.33333333333334vw, 83.33333333333334vw\" srcset=\"https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/7c32d7ad-552a-4f7a-b375-e18a6deab1cb\/ZEQD-Pre-Analog-Preamp-EF86-Tubes-5x4.jpg?format=100w 100w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/7c32d7ad-552a-4f7a-b375-e18a6deab1cb\/ZEQD-Pre-Analog-Preamp-EF86-Tubes-5x4.jpg?format=300w 300w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/7c32d7ad-552a-4f7a-b375-e18a6deab1cb\/ZEQD-Pre-Analog-Preamp-EF86-Tubes-5x4.jpg?format=500w 500w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/7c32d7ad-552a-4f7a-b375-e18a6deab1cb\/ZEQD-Pre-Analog-Preamp-EF86-Tubes-5x4.jpg?format=750w 750w, https:\/\/images.squarespace-cdn.com\/content\/v1\/57cebe2c03596e075fca5f24\/7c32d7ad-552a-4f7a-b375-e18a6deab1cb\/ZEQD-Pre-Analog-Preamp-EF86-Tubes-5x4.jpg?format=1000w 1000w, 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data-block-scripts='[\"https:\/\/definitions.sqspcdn.com\/website-component-definition\/static-assets\/website.components.spacer\/b8fffc9e-fb44-4f66-92d0-c7cdc5345355_741\/website.components.spacer.visitor.js\"]' data-block-type=\"1337\" data-definition-name=\"website.components.spacer\" id=\"block-yui_3_17_2_1_1765410852460_25425\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row sqs-row\"\u003e\n\u003cdiv class=\"col sqs-col-6 span-6\"\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-2a964f8bdf5e4bbacc6e\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003ch3\u003e\u003cstrong\u003eThe Technical Side\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"\"\u003eUnlike the common 12AX7 triode (two elements plus cathode), the EF86 pentode has four internal elements plus cathode. This structure yields measurably superior performance:\u003c\/p\u003e\n\u003cul data-rte-list=\"default\"\u003e\n\u003cli\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eGain Factor of 185:\u003c\/strong\u003e Significantly higher than comparable triodes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003e44V RMS Output:\u003c\/strong\u003e Substantial voltage swing for enhanced dynamics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eExtended Frequency Response:\u003c\/strong\u003e Full-spectrum clarity from deep lows to detailed highs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col sqs-col-6 span-6\"\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-yui_3_17_2_1_1765410852460_44692\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat This Means for You\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"\"\u003eThese specifications translate directly to playing experience:\u003c\/p\u003e\n\u003cul data-rte-list=\"default\"\u003e\n\u003cli\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eTouch Sensitivity:\u003c\/strong\u003e The EF86 responds to every dynamic nuance in your playing. Play lighter and it cleans up; dig in and it blooms. Natural expression that follows your hands.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eFull-Frequency Clarity:\u003c\/strong\u003e Extended response means harmonic richness without sacrificing definition. Bass notes stay tight, highs remain bell-like and clear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eResponsive EQ:\u003c\/strong\u003e Higher voltage and broader bandwidth let the passive Three-Band EQ shape your tone effectively with minimal signal loss. The interactive controls behave like classic tube amp tone stacks—predictable and musical across their entire sweep.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"\"\u003eThe EF86 brings hi-fi performance to tube preamplification while staying responsive and musical.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block horizontalrule-block sqs-block-horizontalrule\" data-block-type=\"47\" id=\"block-fa74e533fc133096502f\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-0f12adb72f0549b969be\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003ch1\u003eControls\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row sqs-row\" id=\"yui_3_17_2_1_1775928802251_140\"\u003e\n\u003cdiv class=\"col sqs-col-3 span-3\"\u003e\n\u003cdiv class=\"sqs-block website-component-block sqs-block-website-component sqs-block-spacer spacer-block sized vsize-1\" data-block-css='[\"https:\/\/definitions.sqspcdn.com\/website-component-definition\/static-assets\/website.components.spacer\/b8fffc9e-fb44-4f66-92d0-c7cdc5345355_741\/website.components.spacer.styles.css\"]' data-block-scripts='[\"https:\/\/definitions.sqspcdn.com\/website-component-definition\/static-assets\/website.components.spacer\/b8fffc9e-fb44-4f66-92d0-c7cdc5345355_741\/website.components.spacer.visitor.js\"]' data-block-type=\"1337\" data-definition-name=\"website.components.spacer\" id=\"block-6f8af6f5e6414b695082\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col sqs-col-6 span-6\" id=\"yui_3_17_2_1_1775928802251_139\"\u003e\n\u003cdiv class=\"sqs-block image-block sqs-block-image sqs-text-ready\" data-block-type=\"5\" id=\"block-b8bf5e4aa77ea600f3dd\"\u003e\n\u003cdiv class=\"sqs-block-content\" id=\"yui_3_17_2_1_1775928802251_138\"\u003e\n\u003cdiv class=\"image-block-outer-wrapper\n          layout-caption-hidden\n          design-layout-inline\n          combination-animation-none\n          individual-animation-none\n          individual-text-animation-none\" data-test=\"image-block-inline-outer-wrapper\" id=\"yui_3_17_2_1_1775928802251_137\"\u003e\n\u003cfigure class=\"sqs-block-image-figure\n              intrinsic\" id=\"yui_3_17_2_1_1775928802251_136\"\u003e\n\u003cdiv class=\"image-block-wrapper\" data-animation-role=\"image\" id=\"yui_3_17_2_1_1775928802251_134\"\u003e\n\u003cdiv class=\"sqs-image-shape-container-element\n              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loading=\"lazy\" decoding=\"async\" data-loader=\"sqs\" class=\"loaded\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbutton class=\"sqs-block-image-button\n                  lightbox\" data-description=\"\" data-lightbox-theme=\"light\" id=\"yui_3_17_2_1_1775928802251_135\"\u003e\u003c\/button\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col sqs-col-3 span-3\"\u003e\n\u003cdiv class=\"sqs-block website-component-block sqs-block-website-component sqs-block-spacer spacer-block sized vsize-1\" data-block-css='[\"https:\/\/definitions.sqspcdn.com\/website-component-definition\/static-assets\/website.components.spacer\/b8fffc9e-fb44-4f66-92d0-c7cdc5345355_741\/website.components.spacer.styles.css\"]' data-block-scripts='[\"https:\/\/definitions.sqspcdn.com\/website-component-definition\/static-assets\/website.components.spacer\/b8fffc9e-fb44-4f66-92d0-c7cdc5345355_741\/website.components.spacer.visitor.js\"]' data-block-type=\"1337\" data-definition-name=\"website.components.spacer\" id=\"block-08ad365c1ea476c29edf\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row sqs-row\"\u003e\n\u003cdiv class=\"col sqs-col-6 span-6\"\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-119cc97c004c7c340fe4\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eBoost:\u003c\/strong\u003e Use the \u003cem\u003eBoost\u003c\/em\u003e rotary knob for volume control when the Boost is active and the tone controls are bypassed. Boost mode is very loud! Be careful when setting the \u003cem\u003eBoost\u003c\/em\u003e level, especially when using headphones or XLR out.\u003c\/p\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eBoost Footswitch:\u003c\/strong\u003e This footswitch defeats the tone controls and delivers a full-range boost without altering the frequency response. This switch is only active when the \u003cem\u003eActivate\u003c\/em\u003e footswitch is on.\u003c\/p\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eHeadphone Output:\u003c\/strong\u003e A TRS (Stereo) ¼” headphone jack is located on the left side. Use the \u003cem\u003eLevel\u003c\/em\u003e control to adjust headphone level when the pedal is active. The headphone output works as a unity gain amplifier with cabinet simulation even when the pedal is bypassed.\u003c\/p\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eDirect Output:\u003c\/strong\u003e A balanced XLR output is located on the left side of the pedal.\u003c\/p\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eGround Lift Switch:\u003c\/strong\u003e Press this switch on the left side of the pedal for ground lift on the XLR output.\u003c\/p\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eCab Sim Bypass Switch:\u003c\/strong\u003e Press this switch on the left side of the pedal to remove the analog cabinet simulation on the XLR output.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col sqs-col-6 span-6\"\u003e\n\u003cdiv class=\"sqs-block html-block sqs-block-html\" data-block-type=\"2\" data-border-radii='{\"topLeft\":{\"unit\":\"px\",\"value\":0.0},\"topRight\":{\"unit\":\"px\",\"value\":0.0},\"bottomLeft\":{\"unit\":\"px\",\"value\":0.0},\"bottomRight\":{\"unit\":\"px\",\"value\":0.0}}' data-sqsp-block=\"text\" id=\"block-57ccbb444a41cee80cb2\"\u003e\n\u003cdiv class=\"sqs-block-content\"\u003e\n\u003cdiv class=\"sqs-html-content\" data-sqsp-text-block-content=\"\"\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eLevel:\u003c\/strong\u003e Use the \u003cem\u003eLevel\u003c\/em\u003e rotary knob to adjust the output volume when the tone controls are active.\u003c\/p\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eBass:\u003c\/strong\u003e Use the \u003cem\u003eBass\u003c\/em\u003e rotary knob to adjust the frequency range from 20 Hz to 400 Hz.\u003c\/p\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eMiddle:\u003c\/strong\u003e Use the \u003cem\u003eMiddle\u003c\/em\u003e rotary knob to adjust the frequency range from 400 Hz to 2 kHz.\u003c\/p\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eTreble:\u003c\/strong\u003e Use the \u003cem\u003eTreble\u003c\/em\u003e rotary knob to adjust the frequency range from 2 kHz to 20 kHz.\u003c\/p\u003e\n\u003cp class=\"\"\u003e\u003cstrong\u003eActivate Footswitch:\u003c\/strong\u003e Use this footswitch to activate or bypass the ZEQD-Pre.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/div\u003e","brand":"Earthquaker Devices","offers":[{"title":"Default Title","offer_id":47532444156134,"sku":null,"price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/3878\/7558\/files\/IMG_0481.heic?v=1775928933","url":"https:\/\/bighouseguitars.com\/products\/towers%e2%84%a2-stereo-reverberant-filter-new-authorized-dealer-copy","provider":"Big House Guitars","version":"1.0","type":"link"}