TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Pre – DIYTECH

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TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control

TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control

brand: DIYTECH SKU:SM02

$25.89

The latest upgrade version:

The overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)

and four 3300uf high-capacity brand filter capacitors have been used,

making the board noise floor significantly lower, and the amp preamplifier section Refer to the "Musical Fidelity" amplifier circuit design,

headphone output protection circuit UPC1237 design.

Headphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier

Working Voltage:AC Dual 12-16v

Size:100mm*100mm

b315

Package include :

1pcs TPA6120A2 Hi-Fi Headphone Amplifier

1pcs 6.5mm to 3.5mm Adapter

1pcs Knob

b310 b311 b312_conew1 b313 b314

Quantity

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Description

The latest upgrade version:

The overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)

and four 3300uf high-capacity brand filter capacitors have been used,

making the board noise floor significantly lower, and the amp preamplifier section Refer to the "Musical Fidelity" amplifier circuit design,

headphone output protection circuit UPC1237 design.

Headphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier

Working Voltage:AC Dual 12-16v

Size:100mm*100mm

b315

Package include :

1pcs TPA6120A2 Hi-Fi Headphone Amplifier

1pcs 6.5mm to 3.5mm Adapter

1pcs Knob

b310 b311 b312_conew1 b313 b314

Manual

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XH-A153 Lithium Battery Bluetooth 5.0 Dual-channel 2 Ch Channel Stereo Low Power Amplifier Board 3W+3W DC 5V PAM8403 Chip

Translation missing: en.products.product.regular_price $4.20
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The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e","published_at":"2020-09-23T18:59:38+08:00","created_at":"2020-09-23T18:59:38+08:00","vendor":"Diytech","type":"Amplifier Board","tags":[],"price":2589,"price_min":2589,"price_max":2589,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32355997843543,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SM02","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","public_title":null,"options":["Default Title"],"price":2589,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"],"featured_image":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","options":["Title"],"media":[{"alt":null,"id":6770985926743,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","width":800},{"alt":null,"id":6770985959511,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","width":800},{"alt":null,"id":6770986025047,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e"}
10W/15W/20W/30W/40W Stereo Bluetooth Power Amplifier Board 12V/24V High Power Digital Amplifier Module XY-P15W XY-P40W

Translation missing: en.products.product.regular_price $1.82
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The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e","published_at":"2020-09-23T18:59:38+08:00","created_at":"2020-09-23T18:59:38+08:00","vendor":"Diytech","type":"Amplifier Board","tags":[],"price":2589,"price_min":2589,"price_max":2589,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32355997843543,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SM02","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","public_title":null,"options":["Default Title"],"price":2589,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"],"featured_image":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","options":["Title"],"media":[{"alt":null,"id":6770985926743,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","width":800},{"alt":null,"id":6770985959511,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","width":800},{"alt":null,"id":6770986025047,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e"}
CT14 Micro 4.2 Stereo Bluetooth Power Amplifier Board Module 5VF 5W+5W Mini with Charging Port for Refitting Idle Sound Box

Translation missing: en.products.product.regular_price $1.44
{"id":4622488174679,"title":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","handle":"tpa6120a2-hi-fi-headphone-amplifier-fever-audio-earphone-amp-op275-preamplifier-op-amp-with-volume-control","description":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e","published_at":"2020-09-23T18:59:38+08:00","created_at":"2020-09-23T18:59:38+08:00","vendor":"Diytech","type":"Amplifier Board","tags":[],"price":2589,"price_min":2589,"price_max":2589,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32355997843543,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SM02","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","public_title":null,"options":["Default Title"],"price":2589,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"],"featured_image":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","options":["Title"],"media":[{"alt":null,"id":6770985926743,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","width":800},{"alt":null,"id":6770985959511,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","width":800},{"alt":null,"id":6770986025047,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e"}
TPA3110 XH-A232 30W+30W 2.0 Channel Digital Stereo Audio Power Amplifier Board DC 8-26V 3A C6-001

Translation missing: en.products.product.regular_price $1.49
{"id":4622488174679,"title":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","handle":"tpa6120a2-hi-fi-headphone-amplifier-fever-audio-earphone-amp-op275-preamplifier-op-amp-with-volume-control","description":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e","published_at":"2020-09-23T18:59:38+08:00","created_at":"2020-09-23T18:59:38+08:00","vendor":"Diytech","type":"Amplifier Board","tags":[],"price":2589,"price_min":2589,"price_max":2589,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32355997843543,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SM02","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","public_title":null,"options":["Default Title"],"price":2589,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"],"featured_image":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","options":["Title"],"media":[{"alt":null,"id":6770985926743,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","width":800},{"alt":null,"id":6770985959511,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","width":800},{"alt":null,"id":6770986025047,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e"}
XH-M164 NE5532 Stereo Pre-amp Preamplifier Regulating Board Audio 4 Channels Amplifier Module Control Circuit Telephone Preamp

Translation missing: en.products.product.regular_price $3.64
{"id":4622488174679,"title":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","handle":"tpa6120a2-hi-fi-headphone-amplifier-fever-audio-earphone-amp-op275-preamplifier-op-amp-with-volume-control","description":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e","published_at":"2020-09-23T18:59:38+08:00","created_at":"2020-09-23T18:59:38+08:00","vendor":"Diytech","type":"Amplifier Board","tags":[],"price":2589,"price_min":2589,"price_max":2589,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32355997843543,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SM02","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","public_title":null,"options":["Default Title"],"price":2589,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"],"featured_image":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","options":["Title"],"media":[{"alt":null,"id":6770985926743,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","width":800},{"alt":null,"id":6770985959511,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","width":800},{"alt":null,"id":6770986025047,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e"}
HIFI TDA8954TH Dual Channel High Power 210W+210W Digital Stereo Power Audio Amplifier Board

Translation missing: en.products.product.regular_price $29.89
{"id":4622488174679,"title":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","handle":"tpa6120a2-hi-fi-headphone-amplifier-fever-audio-earphone-amp-op275-preamplifier-op-amp-with-volume-control","description":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e","published_at":"2020-09-23T18:59:38+08:00","created_at":"2020-09-23T18:59:38+08:00","vendor":"Diytech","type":"Amplifier Board","tags":[],"price":2589,"price_min":2589,"price_max":2589,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32355997843543,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SM02","requires_shipping":true,"taxable":false,"featured_image":null,"available":true,"name":"TPA6120A2 Hi-Fi Headphone Amplifier Fever Audio Earphone Amp OP275 Preamplifier OP AMP With volume control","public_title":null,"options":["Default Title"],"price":2589,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"],"featured_image":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","options":["Title"],"media":[{"alt":null,"id":6770985926743,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862812.jpg?v=1600858781","width":800},{"alt":null,"id":6770985959511,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862815.jpg?v=1600858782","width":800},{"alt":null,"id":6770986025047,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/diytech.cc\/cdn\/shop\/products\/product-image-1541862814.jpg?v=1600858782","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.a20436434n7VGJ\"\u003eThe latest upgrade version:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe overall circuit design has been improved. The power supply part uses an op amp servo power supply (LF353 + LM317 + LM337)\u003c\/p\u003e\n\u003cp\u003eand four 3300uf high-capacity brand filter capacitors have been used,\u003c\/p\u003e\n\u003cp\u003emaking the board noise floor significantly lower, and the amp preamplifier section Refer to the \"Musical Fidelity\" amplifier circuit design,\u003c\/p\u003e\n\u003cp\u003eheadphone output protection circuit UPC1237 design.\u003c\/p\u003e\n\u003cp\u003eHeadphone power amplifier chip adopts TPA6120A2 fever chip, preamplifier OP275 fever amplifier\u003c\/p\u003e\n\u003cp\u003eWorking Voltage:AC Dual 12-16v\u003c\/p\u003e\n\u003cp\u003eSize:100mm*100mm\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1FyA8nNGYBuNjy0Fnq6x5lpXaw.jpg\" alt=\"b315\"\u003e\u003c\/p\u003e\n\u003cp\u003ePackage include :\u003c\/p\u003e\n\u003cp\u003e1pcs TPA6120A2 Hi-Fi Headphone Amplifier\u003c\/p\u003e\n\u003cp\u003e1pcs 6.5mm to 3.5mm Adapter\u003c\/p\u003e\n\u003cp\u003e1pcs Knob\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1vUBGn9BYBeNjy0Feq6znmFXa8.jpg\" alt=\"b310\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1PwUHnL1TBuNjy0Fjq6yjyXXac.jpg\" alt=\"b311\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1I0DxdZUrBKNjSZPxq6x00pXat.jpg\" alt=\"b312_conew1\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB149L2nFGWBuNjy0Fbq6z4sXXap.jpg\" alt=\"b313\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1XtAHnNSYBuNjSspjq6x73VXa1.jpg\" alt=\"b314\"\u003e\u003c\/p\u003e"}