{"product_id":"batt-lithium-battery-ultra-low-noise-linear-power-supply","title":"BATT | Lithium Battery Ultra-Low Noise Linear Power Supply","description":"\u003cp\u003e\u003cspan\u003eBased on the LT3042 chip with PNP current expansion, this unit delivers DC power with near-zero noise (as low as 1μV)—significantly quieter than conventional regulators like LM317\/78XX.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePowered by 4 Samsung 21700 batteries (20,000mAh total), it provides clean, stable energy free from AC interference, making it ideal for precision instruments, noise-sensitive RF systems, DACs, and digital audio transports.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA pure power solution for stable performance and detailed sound.\u003c\/span\u003e\u003c\/p\u003e\n\u003csection id=\"shopify-section-template--19749966053549__main_product_horizontal_tabs_R4hzrE\" class=\"shopify-section\"\u003e\n\u003cdiv id=\"theme-section-template--19749966053549__main_product_horizontal_tabs_R4hzrE\" class=\"top-spacing-medium\" data-section-name=\"main-product-horizontal-tabs\"\u003e\n\u003cdiv class=\"page-width\"\u003e\n\u003cdiv class=\"featured-tab-products active\" data-index=\"1\" role=\"tabpanel\"\u003e\n\u003cdiv class=\"body2 section__richtext__editor mt--first-child-0\"\u003e\n\u003cdiv class=\"metafield-rich_text_field\"\u003e\n\u003ch2\u003e\u003cstrong\u003eCore Technical Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cbr\u003e1. Ultra-Low Noise Power Output\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIncorporates Linear Technology's premium LT3042 regulator with PNP current boost\u003c\/li\u003e\n\u003cli\u003eAchieves noise voltage as low as 1μV - 2-3 levels better than conventional LM317\/LM78XX regulators\u003c\/li\u003e\n\u003cli\u003e1% voltage accuracy for near-zero noise DC power supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cbr\u003e2. High-Performance Battery System\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with 4 Samsung 21700 lithium cells (5000mAh each)\u003c\/li\u003e\n\u003cli\u003eSuperior volumetric energy density compared to standard lithium batteries\u003c\/li\u003e\n\u003cli\u003eBattery power completely isolates AC line interference for purest power\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cbr\u003e3. Audio-Optimized Performance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eClean power delivery dramatically improves sound quality\u003c\/li\u003e\n\u003cli\u003eEliminates high-frequency harshness caused by current noise\u003c\/li\u003e\n\u003cli\u003eExpands dynamic range for more stable musical presentation\u003c\/li\u003e\n\u003cli\u003eEnhances detail retrieval and creates more realistic soundstage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended Applications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-precision measurement instruments\u003c\/li\u003e\n\u003cli\u003eNoise-sensitive RF applications\u003c\/li\u003e\n\u003cli\u003eDAC audio converters\u003c\/li\u003e\n\u003cli\u003eUSB interface devices\u003c\/li\u003e\n\u003cli\u003eDigital music transports\u003c\/li\u003e\n\u003cli\u003eProfessional mobile power requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSafety Instructions\u003c\/h4\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003e※ Important lithium battery safety precautions:\u003cbr\u003e\u003cbr\u003e√ Use only the included charger\u003cbr\u003e√ Turn off both switches when not in use\u003cbr\u003e√ Avoid leaving powered on unattended\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003csection id=\"shopify-section-template--19749966053549__main_product_horizontal_tabs_R4hzrE\" class=\"shopify-section\"\u003e\n\u003cdiv id=\"theme-section-template--19749966053549__main_product_horizontal_tabs_R4hzrE\" class=\"top-spacing-medium\" data-section-name=\"main-product-horizontal-tabs\"\u003e\n\u003cdiv class=\"page-width\"\u003e\n\u003cdiv class=\"featured-tab-products active\" data-index=\"2\" role=\"tabpanel\"\u003e\n\u003cdiv class=\"body2 section__richtext__editor mt--first-child-0\"\u003e\n\u003cdiv class=\"metafield-rich_text_field\"\u003e\n\u003ch3\u003eBasic Parameters\u003c\/h3\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100mm(W)×155mm(D)×47mm(H)\u003cbr\u003e\u003cstrong\u003eWeight:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eApproximately 0.65-0.72kg (lightweight and portable)\u003cbr\u003e\u003cstrong\u003eIncluded Accessories:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e5.5×2.1 DC cable (0.8m)×1, Charging adapter×1\u003c\/p\u003e\n\u003ch3\u003eAvailable Versions\u003c\/h3\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eTwo versions available for different requirements:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003e5V Output Version\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eDC9V\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutput:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eDC5V@2A\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Interfaces:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eUSB + DC5.5mm\/2.1mm (center positive) + aviation 2-pin connector\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRuntime:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eApproximately 7 hours at 1.25A load\u003c\/p\u003e\n\u003ch4\u003e12V Output Version\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eDC16.8V\u003cbr\u003e\u003cstrong\u003eOutput:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eDC12V@2A\u003cbr\u003e\u003cstrong\u003eRuntime:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eApproximately 2 hours at 2A load\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection id=\"shopify-section-template--19749966053549__product_recommendations_rqQaP8\" class=\"shopify-section\"\u003e\n\u003cdiv class=\"page-width background__page-padding0\"\u003e\n\u003ch3\u003e\u003cstrong\u003eOperating Modes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4\u003e\n\u003cstrong\u003e\u003cbr\u003eMultiple operation modes supported:\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eOff Mode:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBoth input and output switches off\u003cbr\u003e\u003cstrong\u003eCharging Mode:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInput switch on, output switch off\u003cbr\u003e\u003cstrong\u003eCharging with Output\u003c\/strong\u003e: Both switches on\u003cbr\u003e\u003cstrong\u003eBattery Output Only:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eInput switch off, output switch on\u003c\/p\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cstrong\u003eCharging Status Indicators:\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eOrange LED:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eCharging in progress\u003cbr\u003e\u003cstrong\u003eGreen LED:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFully charged\u003c\/p\u003e\n\u003cp\u003eUser Manual：\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/BATT_User_Manual_Version_1.0.pdf?v=1766479567\" target=\"_blank\" rel=\"noopener\"\u003eDownload\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"lhy audio","offers":[{"title":"Black \/ 5V\/2A","offer_id":43918198767709,"sku":null,"price":168.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 12V\/2A","offer_id":43918198800477,"sku":null,"price":168.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/BATT-5.webp?v=1766479076","url":"https:\/\/emiuzek.com\/products\/batt-lithium-battery-ultra-low-noise-linear-power-supply","provider":"EMiUZEK","version":"1.0","type":"link"}