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{"id":10995922573,"title":"WA7 Fireflies","handle":"wa7-fireflies","description":"\u003cp\u003eThe Woo Audio WA7 “Fireflies” Amp\/DAC is a combination of high performance vacuum tube headphone amplifier with a built-in USB Digital-to-Analog Converter. It is a pure tube design, utilizing 6C45 tubes in a class-A, single-ended topology, with transformer coupled outputs. There are no semiconductors used in the entire amplification path. The D\/A converter is designed to be capable of up to 24-bit\/384k sampling rates. This maintains pure data integrity, which is transmitted via standard high speed USB 2.0 interface operating in asynchronous mode.\u003c\/p\u003e\n\u003cp\u003eThe high quality construction features include a pair of Nickel Alloy core output transformers, all-aluminum chassis with no screws visible from any viewing angles, a remote-controlled linear external power supply for amplification circuitries, a custom built toroidal power transformer, and multi-layer military grade PCBs.\u003c\/p\u003e\n\u003cp\u003eThe dedicated port for in-ear-monitors carries a full range of volume controls ensuring minimal noise. Despite its incredibly compact size, “Fireflies” is a power-house with the capacity to drive almost any demanding audiophile headphones. To accommodate different system setup needs, “Fireflies” can also be used as a stand-alone D-A Converter.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eFeatures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHandmade output transformer with Nickel Alloy core\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e24-Bit, 384kHz high resolution playback\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eUltra-low jitter USB 2.0 runs on Asynchronous mode\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHigh and low impedance output facilitated via toggle switch on back panel\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eOpen load protection will automatically engage to prevent the amp from damaging when no headphones are plugged in\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMulti-functional switch for USB input, RCA input, and RCA output via D\/A.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eThe RCA connectors can be used either as RCA analog inputs or USB DAC preamp outputs\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eAll-aluminum chassis with no screws visible from any viewing angles\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHigh clarity tube protection glass\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMulti-layer military grade PCBs\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eDriver for Windows Vista\/XP\/7\/8\/10\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eUSB Audio Class 2.0 is natively supported by Apple OS X version 10.6.4 and above without installing driver\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"line-height: 21px;\"\u003e\u003cb\u003eInclude a WA7p solid state power supply\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eSpecifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll-tube design (not hybrid)\u003c\/li\u003e\n\u003cli\u003eClass-A, Single-ended Triode transformer-coupled\u003c\/li\u003e\n\u003cli\u003eImproved analog circuit\u003c\/li\u003e\n\u003cli\u003e6C45 x2 driver\/power tubes, 12AU7 x2 rectifier tubes for WA7tp tube power supply upgrade\u003c\/li\u003e\n\u003cli\u003eTeflon tube sockets\u003c\/li\u003e\n\u003cli\u003eESS SABRE Reference DAC (ES9018K2M)\u003c\/li\u003e\n\u003cli\u003eXMOS xCORE-AUDIO asynchronous USB compatible with Mac, PC, Android and iOS devices*\u003c\/li\u003e\n\u003cli\u003eHeadphones impedance : 8-600 Ohms\u003c\/li\u003e\n\u003cli\u003eInput impedance: 100 Kilo-Ohms\u003c\/li\u003e\n\u003cli\u003eHi-res audio playback up to 24-bit\/384kHz\u003c\/li\u003e\n\u003cli\u003eInputs: 1 high-retention USB (Type-B) input, 1 RCA\u003c\/li\u003e\n\u003cli\u003eOutputs: 1 1\/4\" and 1 1\/8\" headphone outputs, 1 RCA (same connector as the input)\u003c\/li\u003e\n\u003cli\u003eMax output: approx 1 watt @ 32 ohms\u003c\/li\u003e\n\u003cli\u003eFrequency response: 11Hz to 27kHz, +\/-0.5dB\u003c\/li\u003e\n\u003cli\u003eDistortion: \u0026lt;0.03%\u003c\/li\u003e\n\u003cli\u003eS\/N: 95dB\u003c\/li\u003e\n\u003cli\u003ePower consumption: 25W max\u003c\/li\u003e\n\u003cli\u003eMains supply: 100-120V, 220-240V, 50\/60Hz, user selectable\u003c\/li\u003e\n\u003cli\u003eFinish: Anodized aluminum\u003c\/li\u003e\n\u003cli\u003eDC cord length: 4.25 ft or 1.3 m\u003c\/li\u003e\n\u003cli\u003eDimension: AMP: 4.8\" L x 4.8\" W x 5.1\" H with glass\u003cbr\u003e\u003cspan\u003ePSU: 7\" L x 3.5\" W x 2.2\" H\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight: AMP - 5.3 lbs \/ 2.4kg, Glass - 3.3 lbs \/ 1.5kg\u003cbr\u003e\u003cspan\u003ePSU - 2.8 lbs \/ 1.4kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWA7tp vacuum tube PS - 9.4 lbs \/ 4.3kg\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","published_at":"2017-10-14T16:58:37+08:00","created_at":"2017-10-14T16:58:42+08:00","vendor":"Woo Audio","type":"Amplifier","tags":["amplifier","Black","high end","High quality","iOS","silver","windows","woo audio"],"price":521000,"price_min":521000,"price_max":834000,"available":true,"price_varies":true,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":48246529485,"title":"Black \/ Solid State","option1":"Black","option2":"Solid State","option3":null,"sku":"CDA11083","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"WA7 Fireflies - Black \/ Solid State","public_title":"Black \/ Solid State","options":["Black","Solid State"],"price":521000,"weight":0,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":48246529549,"title":"Silver \/ Solid State","option1":"Silver","option2":"Solid State","option3":null,"sku":"CDA11091","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"WA7 Fireflies - Silver \/ Solid State","public_title":"Silver \/ Solid State","options":["Silver","Solid State"],"price":521000,"weight":0,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":48246529613,"title":"Black \/ Vacuum Tubes","option1":"Black","option2":"Vacuum Tubes","option3":null,"sku":"CDA11082","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"WA7 Fireflies - Black \/ Vacuum Tubes","public_title":"Black \/ Vacuum Tubes","options":["Black","Vacuum Tubes"],"price":834000,"weight":0,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":48246529677,"title":"Silver \/ Vacuum Tubes","option1":"Silver","option2":"Vacuum Tubes","option3":null,"sku":"CDA11092","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"WA7 Fireflies - Silver \/ Vacuum Tubes","public_title":"Silver \/ Vacuum Tubes","options":["Silver","Vacuum Tubes"],"price":834000,"weight":0,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/jaben-electro.myshopify.com\/cdn\/shop\/products\/wa7_black.jpg?v=1507971522","\/\/jaben-electro.myshopify.com\/cdn\/shop\/products\/wa-7_silver.jpg?v=1507971522"],"featured_image":"\/\/jaben-electro.myshopify.com\/cdn\/shop\/products\/wa7_black.jpg?v=1507971522","options":["Colours","Power Supply"],"media":[{"alt":null,"id":580059398210,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1024,"width":1024,"src":"\/\/jaben-electro.myshopify.com\/cdn\/shop\/products\/wa7_black.jpg?v=1507971522"},"aspect_ratio":1.0,"height":1024,"media_type":"image","src":"\/\/jaben-electro.myshopify.com\/cdn\/shop\/products\/wa7_black.jpg?v=1507971522","width":1024},{"alt":null,"id":580059430978,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1024,"width":1024,"src":"\/\/jaben-electro.myshopify.com\/cdn\/shop\/products\/wa-7_silver.jpg?v=1507971522"},"aspect_ratio":1.0,"height":1024,"media_type":"image","src":"\/\/jaben-electro.myshopify.com\/cdn\/shop\/products\/wa-7_silver.jpg?v=1507971522","width":1024}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003eThe Woo Audio WA7 “Fireflies” Amp\/DAC is a combination of high performance vacuum tube headphone amplifier with a built-in USB Digital-to-Analog Converter. It is a pure tube design, utilizing 6C45 tubes in a class-A, single-ended topology, with transformer coupled outputs. There are no semiconductors used in the entire amplification path. The D\/A converter is designed to be capable of up to 24-bit\/384k sampling rates. This maintains pure data integrity, which is transmitted via standard high speed USB 2.0 interface operating in asynchronous mode.\u003c\/p\u003e\n\u003cp\u003eThe high quality construction features include a pair of Nickel Alloy core output transformers, all-aluminum chassis with no screws visible from any viewing angles, a remote-controlled linear external power supply for amplification circuitries, a custom built toroidal power transformer, and multi-layer military grade PCBs.\u003c\/p\u003e\n\u003cp\u003eThe dedicated port for in-ear-monitors carries a full range of volume controls ensuring minimal noise. Despite its incredibly compact size, “Fireflies” is a power-house with the capacity to drive almost any demanding audiophile headphones. To accommodate different system setup needs, “Fireflies” can also be used as a stand-alone D-A Converter.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eFeatures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHandmade output transformer with Nickel Alloy core\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e24-Bit, 384kHz high resolution playback\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eUltra-low jitter USB 2.0 runs on Asynchronous mode\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHigh and low impedance output facilitated via toggle switch on back panel\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eOpen load protection will automatically engage to prevent the amp from damaging when no headphones are plugged in\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMulti-functional switch for USB input, RCA input, and RCA output via D\/A.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eThe RCA connectors can be used either as RCA analog inputs or USB DAC preamp outputs\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eAll-aluminum chassis with no screws visible from any viewing angles\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHigh clarity tube protection glass\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMulti-layer military grade PCBs\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eDriver for Windows Vista\/XP\/7\/8\/10\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eUSB Audio Class 2.0 is natively supported by Apple OS X version 10.6.4 and above without installing driver\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"line-height: 21px;\"\u003e\u003cb\u003eInclude a WA7p solid state power supply\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eSpecifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll-tube design (not hybrid)\u003c\/li\u003e\n\u003cli\u003eClass-A, Single-ended Triode transformer-coupled\u003c\/li\u003e\n\u003cli\u003eImproved analog circuit\u003c\/li\u003e\n\u003cli\u003e6C45 x2 driver\/power tubes, 12AU7 x2 rectifier tubes for WA7tp tube power supply upgrade\u003c\/li\u003e\n\u003cli\u003eTeflon tube sockets\u003c\/li\u003e\n\u003cli\u003eESS SABRE Reference DAC (ES9018K2M)\u003c\/li\u003e\n\u003cli\u003eXMOS xCORE-AUDIO asynchronous USB compatible with Mac, PC, Android and iOS devices*\u003c\/li\u003e\n\u003cli\u003eHeadphones impedance : 8-600 Ohms\u003c\/li\u003e\n\u003cli\u003eInput impedance: 100 Kilo-Ohms\u003c\/li\u003e\n\u003cli\u003eHi-res audio playback up to 24-bit\/384kHz\u003c\/li\u003e\n\u003cli\u003eInputs: 1 high-retention USB (Type-B) input, 1 RCA\u003c\/li\u003e\n\u003cli\u003eOutputs: 1 1\/4\" and 1 1\/8\" headphone outputs, 1 RCA (same connector as the input)\u003c\/li\u003e\n\u003cli\u003eMax output: approx 1 watt @ 32 ohms\u003c\/li\u003e\n\u003cli\u003eFrequency response: 11Hz to 27kHz, +\/-0.5dB\u003c\/li\u003e\n\u003cli\u003eDistortion: \u0026lt;0.03%\u003c\/li\u003e\n\u003cli\u003eS\/N: 95dB\u003c\/li\u003e\n\u003cli\u003ePower consumption: 25W max\u003c\/li\u003e\n\u003cli\u003eMains supply: 100-120V, 220-240V, 50\/60Hz, user selectable\u003c\/li\u003e\n\u003cli\u003eFinish: Anodized aluminum\u003c\/li\u003e\n\u003cli\u003eDC cord length: 4.25 ft or 1.3 m\u003c\/li\u003e\n\u003cli\u003eDimension: AMP: 4.8\" L x 4.8\" W x 5.1\" H with glass\u003cbr\u003e\u003cspan\u003ePSU: 7\" L x 3.5\" W x 2.2\" H\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight: AMP - 5.3 lbs \/ 2.4kg, Glass - 3.3 lbs \/ 1.5kg\u003cbr\u003e\u003cspan\u003ePSU - 2.8 lbs \/ 1.4kg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWA7tp vacuum tube PS - 9.4 lbs \/ 4.3kg\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e"}