{"title":"Accessories \u0026 PCBs","description":"\u003cp\u003eBare PCBs, adapters, and small-batch hardware accessories for makers and builders. Affordable entry points for self-sourced builds, including SCSI adapters, backplanes, USB-C boards, and more.\u003c\/p\u003e","products":[{"product_id":"555-741-smd-kit","title":"555 \u0026 741 SMD Kit","description":"\u003cp\u003eWhat is it?\u003c\/p\u003e\n\u003cp\u003eThe \"555SE\" Discrete 555 timer is a surface-mount soldering kit that lets you build a faithful and functional transistor-scale replica of the NE555 timer integrated circuit, one of the mo…\u003c\/p\u003e\n\u003cp\u003eWhat is it?\u003c\/p\u003e\n\u003cp\u003eThe \"555SE\" Discrete 555 timer is a surface-mount soldering kit that lets you build a faithful and functional transistor-scale replica of the NE555 timer integrated circuit, one of the most classic, popular, and all-around useful chips of all time.\u003c\/p\u003e\n\u003cp\u003e\"741SE\" Discrete Operational Amplifier is a surface-mount soldering kit that lets you build a faithful and functional transistor-scale replica of the μA741 op-amp integrated circuit, the classic and ubiquitous analog workhorse.\u003c\/p\u003e\n\u003cp\u003eWhy did you make it?\u003c\/p\u003e\n\u003cp\u003eWhat makes it special?\u003c\/p\u003e\n\u003cp\u003eVideos\u003c\/p\u003e\n\u003cp\u003eOriginal product page: \u003ca href=\"https:\/\/www.tindie.com\/products\/johnson\/555-741-smd-kit\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.tindie.com\/products\/johnson\/555-741-smd-kit\/\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/johnsonwust\/741Kit\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSource Code\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/johnsonwust\/555Kit\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDocumentation\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"innoelement","offers":[{"title":"Default Title","offer_id":44575380176979,"sku":"TINDIE-555-741-SMD-KIT","price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0891\/1443\/files\/2025-04-16T17_38_15.820Z-_E5_BE_AE_E4_BF_A1_E5_9B_BE_E7_89_87_20250417013135.jpg?v=1778186347"},{"product_id":"analog-learning-system-lab-kitonly-pcb","title":"Analog Learning System Lab Kit(only PCB)","description":"\u003cp\u003eAnalog Learning System Lab Kit(only PCB) from innoelement on Tindie\u003c\/p\u003e\n\u003cp\u003eOriginal product page: \u003ca href=\"https:\/\/www.tindie.com\/products\/johnson\/analog-learning-system-lab-kitonly-pcb\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.tindie.com\/products\/johnson\/analog-learning-system-lab-kitonly-pcb\/\u003c\/a\u003e\u003c\/p\u003e","brand":"innoelement","offers":[{"title":"Default Title","offer_id":44575380209747,"sku":"TINDIE-ANALOG-LEARNING-SYSTEM-LAB-KITONLY-PCB","price":22.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0891\/1443\/files\/2025-12-05T04_42_02.564Z-_E5_BE_AE_E4_BF_A1_E5_9B_BE_E7_89_87_20251205124301.jpg?v=1778186352"},{"product_id":"fakepod-nano-cnc-aluminum-amoled-audio-player","title":"FakePod Nano – CNC Aluminum AMOLED Audio Player","description":"\u003cp\u003eWhat is it?\u003c\/p\u003e\n\u003cp\u003eThis is a modern reinterpretation of the classic compact audio player. Built on the open-source FakePodNano lossless audioplayer project, it is a fully functional lossless music player th…\u003c\/p\u003e\n\u003cp\u003eWhat is it?\u003c\/p\u003e\n\u003cp\u003eThis is a modern reinterpretation of the classic compact audio player. Built on the open-source FakePodNano lossless audioplayer project, it is a fully functional lossless music player that supports high-quality audio playback in a sleek, durable form factor.\u003c\/p\u003e\n\u003cp\u003eIt features:\u003c\/p\u003e\n\u003cp\u003eCNC-machined aluminum alloy body\u003c\/p\u003e\n\u003cp\u003eTeal-black anodized surface finish for durability and aesthetics\u003c\/p\u003e\n\u003cp\u003eHigh-resolution screen for crisp and clear display\u003c\/p\u003e\n\u003cp\u003eSimple, intuitive controls\u003c\/p\u003e\n\u003cp\u003eSupport for lossless audio formats (e.g. FLAC, WAV, APE, MP3)\u003c\/p\u003e\n\u003cp\u003eWhy did you make it?\u003c\/p\u003e\n\u003cp\u003ePortable music players once defined the way we experienced music. While smartphones dominate today, many people still crave a dedicated device focused purely on sound quality and simplicity.\u003c\/p\u003e\n\u003cp\u003eI wanted to combine retro charm with modern quality, creating a standalone music player that feels premium in hand, has excellent build quality, and provides a distraction-free listening experience.\u003c\/p\u003e\n\u003cp\u003eWhat makes it special?\u003c\/p\u003e\n\u003cp\u003ePremium Build: CNC-machined aluminum alloy, solid and durable.\u003c\/p\u003e\n\u003cp\u003eRefined Finish: Teal-black anodized surface, scratch-resistant and stylish.\u003c\/p\u003e\n\u003cp\u003eHigh-Quality Display: Clear, bright, and sharp screen for smooth navigation.\u003c\/p\u003e\n\u003cp\u003eHi-Fi Sound: Supports multiple lossless audio formats (FLAC, WAV, APE, MP3).\u003c\/p\u003e\n\u003cp\u003eCompact \u0026amp; Elegant: Pocket-sized with a nostalgic yet modern design.\u003c\/p\u003e\n\u003cp\u003eOpen-Source Roots: Based on the FakePodNano open hardware project – hackable and community-friendly.\u003c\/p\u003e\n\u003cp\u003eThis makes it not just a music player, but also a collector’s piece for DIY enthusiasts, retro tech lovers, and anyone who values pure, high-quality audio in a compact form.\u003c\/p\u003e\n\u003cp\u003eTechnical Specifications\u003c\/p\u003e\n\u003cp\u003eMaterial: CNC-machined aluminum alloy with teal-black anodized finish\u003c\/p\u003e\n\u003cp\u003eScreen: High-resolution LCD display (bright, crisp visibility)\u003c\/p\u003e\n\u003cp\u003eAudio Formats: FLAC, WAV, MP3, APE (lossless supported)\u003c\/p\u003e\n\u003cp\u003eStorage: microSD card slot (supports up to 128GB or higher depending on card)\u003c\/p\u003e\n\u003cp\u003eAudio Output: Standard 3.5mm headphone jack\u003c\/p\u003e\n\u003cp\u003eUSB Port: USB-C (charging and data transfer)\u003c\/p\u003e\n\u003cp\u003eBattery: Rechargeable lithium battery, up to ~8–10 hours playback (varies with use and format)\u003c\/p\u003e\n\u003cp\u003eControls: Tactile buttons with intuitive navigation\u003c\/p\u003e\n\u003cp\u003eDimensions: ~90mm × 40mm × 10mm\u003c\/p\u003e\n\u003cp\u003eWeight: ~80g\u003c\/p\u003e\n\u003cp\u003eOriginal product page: \u003ca href=\"https:\/\/www.tindie.com\/products\/johnson\/fakepod-nano-cnc-aluminum-amoled-audio-player\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.tindie.com\/products\/johnson\/fakepod-nano-cnc-aluminum-amoled-audio-player\/\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/oshwhub.com\/planevina\/fakepodnano-lossless-audioplayer\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSource Code\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.bilibili.com\/video\/BV1FKMQzSEvY\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDocumentation\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"innoelement","offers":[{"title":"Default Title","offer_id":44575380406355,"sku":"TINDIE-FAKEPOD-NANO-CNC-ALUMINUM-AMOLED-AUDIO-PLAYER","price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0891\/1443\/files\/2025-09-04T18_27_21.517Z-_E5_BE_AE_E4_BF_A1_E5_9B_BE_E7_89_87_20250905023835.jpg?v=1778186365"},{"product_id":"halo-touch-multifunction-desktop-usb-hub-dial","title":"HALO TOUCH – Multifunction Desktop USB Hub \u0026 Dial","description":"\u003cp\u003e🔍 What is it?\u003c\/p\u003e\n\u003cp\u003eHALO TOUCH is a compact desktop USB hub + round display gadget designed as a DIY multi-function desk companion.\u003c\/p\u003e\n\u003cp\u003eIt integrates:\u003c\/p\u003e\n\u003cp\u003eUSB 2.0 hub (2×A + 1×C)\u003c\/p\u003e\n\u003cp\u003eTF card reader\u003c\/p\u003e\n\u003cp\u003ePer-port voltage\/c…\u003c\/p\u003e\n\u003cp\u003e🔍 What is it?\u003c\/p\u003e\n\u003cp\u003eHALO TOUCH is a compact desktop USB hub + round display gadget designed as a DIY multi-function desk companion.\u003c\/p\u003e\n\u003cp\u003eIt integrates:\u003c\/p\u003e\n\u003cp\u003eUSB 2.0 hub (2×A + 1×C)\u003c\/p\u003e\n\u003cp\u003eTF card reader\u003c\/p\u003e\n\u003cp\u003ePer-port voltage\/current\/power monitor\u003c\/p\u003e\n\u003cp\u003ePomodoro timer with haptic feedback\u003c\/p\u003e\n\u003cp\u003eMP3 “cyber music box”\u003c\/p\u003e\n\u003cp\u003e360×360 animation \u0026amp; photo display\u003c\/p\u003e\n\u003cp\u003eAudio spectrum visualizer\u003c\/p\u003e\n\u003cp\u003eAIDA64 PC hardware monitor\u003c\/p\u003e\n\u003cp\u003eRotary knob with Surface Dial-style control (Win10+)\u003c\/p\u003e\n\u003cp\u003eAll features run in one device driven by a tactile rotary dial and a circular IPS screen.\u003c\/p\u003e\n\u003cp\u003e💡 Why did you make it?\u003c\/p\u003e\n\u003cp\u003eI wanted a single playful desktop gadget that could:\u003c\/p\u003e\n\u003cp\u003e- Expand USB ports\u003c\/p\u003e\n\u003cp\u003e- Show real PC stats\u003c\/p\u003e\n\u003cp\u003e- Act as a timer when working\u003c\/p\u003e\n\u003cp\u003e- Play music when relaxing\u003c\/p\u003e\n\u003cp\u003e- Display photos\/animations when idle\u003c\/p\u003e\n\u003cp\u003e- Offer a physical dial similar to Microsoft Surface Dial\u003c\/p\u003e\n\u003cp\u003eInstead of having multiple small devices, I built one all-in-one desk companion that blends functionality, fun, and cyber aesthetics.\u003c\/p\u003e\n\u003cp\u003e🌟 What makes it special?\u003c\/p\u003e\n\u003cp\u003eAll-in-one design\u003c\/p\u003e\n\u003cp\u003eUSB hub, power monitor, Pomodoro timer, MP3 player, display frame, spectrum visualizer, and PC hardware monitor in a single unit.\u003c\/p\u003e\n\u003cp\u003eSurface Dial–like rotary control\u003c\/p\u003e\n\u003cp\u003eWorks on Windows 10+\u003c\/p\u003e\n\u003cp\u003ePer-application actions\u003c\/p\u003e\n\u003cp\u003eLong-press screen → dial menu pops up on PC\u003c\/p\u003e\n\u003cp\u003eUseful for scrolling, zooming, switching tracks, etc.\u003c\/p\u003e\n\u003cp\u003eHighly customizable via TF card\u003c\/p\u003e\n\u003cp\u003e\/mjpeg\/ → 360×360 animated loops\u003c\/p\u003e\n\u003cp\u003e\/pic\/ → custom photo albums\u003c\/p\u003e\n\u003cp\u003e\/music\/ → MP3 for music box mode\u003c\/p\u003e\n\u003cp\u003e\/aida64\/ → backgrounds for PC monitor\u003c\/p\u003e\n\u003cp\u003eReplaceable alarm, boot animation, themes, etc.\u003c\/p\u003e\n\u003cp\u003eTwo independent power modes\u003c\/p\u003e\n\u003cp\u003ePC USB power (default)\u003c\/p\u003e\n\u003cp\u003ePD power input for high-load scenarios\u003c\/p\u003e\n\u003cp\u003eMade for makers\u003c\/p\u003e\n\u003cp\u003eA fully DIY creative device—hackable, modifiable, and fun to extend.\u003c\/p\u003e\n\u003cp\u003e\u0026gt; ⚠️ Note: This is a personal DIY project. No formal certifications. Use at your own risk.\u003c\/p\u003e\n\u003cp\u003ehttps:\/\/www.youtube.com\/watch?v=VCurv6DAQQY\u003c\/p\u003e\n\u003cp\u003eVideos\u003c\/p\u003e\n\u003cp\u003eOriginal product page: \u003ca href=\"https:\/\/www.tindie.com\/products\/johnson\/halo-touch-multifunction-desktop-usb-hub-dial\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.tindie.com\/products\/johnson\/halo-touch-multifunction-desktop-usb-hub-dial\/\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"http:\/\/pressf5.run\/?p=227\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDocumentation\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"innoelement","offers":[{"title":"Default Title","offer_id":44575380471891,"sku":"TINDIE-HALO-TOUCH-MULTIFUNCTION-DESKTOP-USB-HUB-DIAL","price":79.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0891\/1443\/files\/2025-11-21T21_50_32.974Z-_E5_BE_AE_E4_BF_A1_E5_9B_BE_E7_89_87_20251122055355.jpg?v=1778186366"},{"product_id":"modular-analog-electronics-experiment-kit","title":"Modular Analog Electronics Experiment Kit","description":"\u003cp\u003eModular Analog Electronics Experiment Kit from innoelement on Tindie\u003c\/p\u003e\n\u003cp\u003eOriginal product page: \u003ca href=\"https:\/\/www.tindie.com\/products\/johnson\/modular-analog-electronics-experiment-kit\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.tindie.com\/products\/johnson\/modular-analog-electronics-experiment-kit\/\u003c\/a\u003e\u003c\/p\u003e","brand":"innoelement","offers":[{"title":"Default Title","offer_id":44575380602963,"sku":"TINDIE-MODULAR-ANALOG-ELECTRONICS-EXPERIMENT-KIT","price":19.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0891\/1443\/files\/2025-05-18T17_59_48.093Z-_E5_BE_AE_E4_BF_A1_E5_9B_BE_E7_89_87_20250519013948.png?v=1778186371"},{"product_id":"modular-hexagon-ws2812-rgb-led-snowflake-tiles","title":"Modular Hexagon WS2812 RGB LED Snowflake Tiles","description":"\u003cp\u003eModular Hexagon WS2812 RGB LED Snowflake Tiles from innoelement on Tindie\u003c\/p\u003e\n\u003cp\u003eOriginal product page: \u003ca href=\"https:\/\/www.tindie.com\/products\/johnson\/modular-hexagon-ws2812-rgb-led-snowflake-tiles\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.tindie.com\/products\/johnson\/modular-hexagon-ws2812-rgb-led-snowflake-tiles\/\u003c\/a\u003e\u003c\/p\u003e","brand":"innoelement","offers":[{"title":"Default Title","offer_id":44575380635731,"sku":"TINDIE-MODULAR-HEXAGON-WS2812-RGB-LED-SNOWFLAKE-TILES","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0891\/1443\/files\/2025-04-21T14_34_47.733Z-_E5_BE_AE_E4_BF_A1_E5_9B_BE_E7_89_87_20250421213550.png?v=1778186382"},{"product_id":"scsi-to-sd-adapter-for-macintosh-bluescsi-v1","title":"SCSI to SD Adapter for Macintosh BlueSCSI v1","description":"\u003cp\u003eSCSI to SD Adapter for Macintosh (Blue Case) - Internal 50-pin \/ External DB25 Replace Mechanical HDD with Solid-State Storage\u003c\/p\u003e\n\u003cp\u003eWhat is it?\u003c\/p\u003e\n\u003cp\u003eBlueSCSI v1 is an open-source, open-hardware SCSI storage em…\u003c\/p\u003e\n\u003cp\u003eSCSI to SD Adapter for Macintosh (Blue Case) - Internal 50-pin \/ External DB25 Replace Mechanical HDD with Solid-State Storage\u003c\/p\u003e\n\u003cp\u003eWhat is it?\u003c\/p\u003e\n\u003cp\u003eBlueSCSI v1 is an open-source, open-hardware SCSI storage emulator designed to replace legacy SCSI hard drives (and even CD\/floppy drives) in vintage computers.\u003c\/p\u003e\n\u003cp\u003eYou insert disk image files on an SD card, and BlueSCSI presents them as real SCSI volumes to your old system—no changes needed in your vintage hardware.\u003c\/p\u003e\n\u003cp\u003eIt supports multiple disk types simultaneously and runs on a Raspberry Pi Pico\/Pico-W\/Pico 2-W.\u003c\/p\u003e\n\u003cp\u003eMore details at bluescsi.com .\u003c\/p\u003e\n\u003cp\u003eWhy did you make it?\u003c\/p\u003e\n\u003cp\u003eThe project was born from a community-driven desire to preserve and upgrade vintage systems without relying on aging mechanical drives.\u003c\/p\u003e\n\u003cp\u003eBy leveraging modern, affordable Raspberry Pi Pico hardware, BlueSCSI v2 provides a reliable, flexible, and maintainable replacement that supports future enhancements—ensuring your classic computer can keep running.\u003c\/p\u003e\n\u003cp\u003eWhat makes it special?\u003c\/p\u003e\n\u003cp\u003eModular and future-proof — runs on Raspberry Pi Pico boards, upgrade by simply swapping in newer Pico versions.\u003c\/p\u003e\n\u003cp\u003eMulti-image support — emulate hard drive, CD, floppy and removable storage at the same time.\u003c\/p\u003e\n\u003cp\u003eMultiple form factors — Desktop 50-Pin, DB25, PowerBook, and Centronics models for different vintage systems.\u003c\/p\u003e\n\u003cp\u003eCustomizable hardware features — options like dual SD slots, configurable LED brightness, I2C\/Initiator mode, and proper termination.\u003c\/p\u003e\n\u003cp\u003eFlexible power — powered via SCSI termination voltage, USB, or Berg connector (Desktop variant).\u003c\/p\u003e\n\u003cp\u003eStrong community \u0026amp; docs — extensive documentation and active support at bluescsi.com\/docs .\u003c\/p\u003e\n\u003cp\u003eOriginal product page: \u003ca href=\"https:\/\/www.tindie.com\/products\/johnson\/scsi-to-sd-adapter-for-macintosh-bluescsi-v1\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.tindie.com\/products\/johnson\/scsi-to-sd-adapter-for-macintosh-bluescsi-v1\/\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/BlueSCSI\/BlueSCSI-v2\/wiki\/Build-it-Yourself\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSource Code\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/bluescsi.com\/docs\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDocumentation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/bluescsi.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDesign Files\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"innoelement","offers":[{"title":"Default Title","offer_id":44575380701267,"sku":"TINDIE-SCSI-TO-SD-ADAPTER-FOR-MACINTOSH-BLUESCSI-V1","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0891\/1443\/files\/2025-09-07T16_49_31.649Z-_E5_BE_AE_E4_BF_A1_E5_9B_BE_E7_89_87_20250908005104.jpg?v=1778186385"},{"product_id":"universal-itx-backplane","title":"Universal ITX Backplane","description":"\u003cp\u003eWhat is it?\u003c\/p\u003e\n\u003cp\u003eThis backplane is initially intended to be used with Sergey Kiselev's Micro8088 or xi8088 PC clones, among others system powered by x86 architecture. However, other old systems could also…\u003c\/p\u003e\n\u003cp\u003eWhat is it?\u003c\/p\u003e\n\u003cp\u003eThis backplane is initially intended to be used with Sergey Kiselev's Micro8088 or xi8088 PC clones, among others system powered by x86 architecture. However, other old systems could also be developed using FPGAs built or adapted to ISA or PC \/ 104 type slots, plus other accessories based on these. Open Source Hardware project, Kicad project files provided across on my GitHub account.\u003c\/p\u003e\n\u003cp\u003eNotice: The project is still in the prototype phase, the first version has been tested and has an identified fault, although easily fixable.\u003c\/p\u003e\n\u003cp\u003eWhy did you make it?\u003c\/p\u003e\n\u003cp\u003eLike the other project I have developed, called MonochromeVGA, you can select green, amber or B\u0026amp;W as monochromatic color, among others at the VGA output. Change color to monochrome or vice versa easily.\u003c\/p\u003e\n\u003cp\u003eFix needed\u003c\/p\u003e\n\u003cp\u003eAt the moment, the only problem found is related to the on\/off system. The 2n3904 transistor footprint had the Emitter and Base pins swapped due to a mistake of mine copying it from another design with another transistor:\u003c\/p\u003e\n\u003cp\u003eWithout this fix, the boot button would not work.\u003c\/p\u003e\n\u003cp\u003eOptions\u003c\/p\u003e\n\u003cp\u003eDue to the state of the project, and some difficulties appreciated to fit it in Mini-ITX cases with ISA video cards, I have decided not to continue it. For the same reason, I offer different options with a more adjusted price.\u003c\/p\u003e\n\u003cp\u003eIf you do not use a Mini-ITX comercial case, or if you adapt or create one conveniently (in 3D for example), this board can be adjusted to your needs.\u003c\/p\u003e\n\u003cp\u003eThe sale options that I offer are the following:\u003c\/p\u003e\n\u003cp\u003ePCB only, it is 4 layers.\u003c\/p\u003e\n\u003cp\u003eIn Kit for assembly, which includes three 16-bit industrial quality ISA connectors and 16-bit PC \/ 104 connector.\u003c\/p\u003e\n\u003cp\u003eFully assembled, which includes three 16-bit industrial quality ISA connectors and 16-bit PC \/ 104 connector.\u003c\/p\u003e\n\u003cp\u003eVideos\u003c\/p\u003e\n\u003cp\u003eOriginal product page: \u003ca href=\"https:\/\/www.tindie.com\/products\/johnson\/universal-itx-backplane\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.tindie.com\/products\/johnson\/universal-itx-backplane\/\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hackaday.io\/project\/175340-universal-itx-backplane\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSource Code\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/spark2k06\/Universal-ITX-Backplane\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDesign Files\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"innoelement","offers":[{"title":"Default Title","offer_id":44575380799571,"sku":"TINDIE-UNIVERSAL-ITX-BACKPLANE","price":16.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0891\/1443\/files\/2025-07-21T17_38_39.304Z-2021-05-08T16_34_37.644Z-1620468406440.jpg?v=1778186456"},{"product_id":"usb-c-pdqc-fast-charge-adapter","title":"USB-C PD\/QC Fast Charge Adapter","description":"\u003cp\u003eUSB-C PD\/QC Fast Charge Adapter Board\u003c\/p\u003e\n\u003cp\u003eA compact open-source USB-C fast charge adapter board designed for single-cell battery powered projects.\u003c\/p\u003e\n\u003cp\u003eBattery Notice\u003c\/p\u003e\n\u003cp\u003eBattery is not included\u003c\/p\u003e\n\u003cp\u003ePlease purchase …\u003c\/p\u003e\n\u003cp\u003eUSB-C PD\/QC Fast Charge Adapter Board\u003c\/p\u003e\n\u003cp\u003eA compact open-source USB-C fast charge adapter board designed for single-cell battery powered projects.\u003c\/p\u003e\n\u003cp\u003eBattery Notice\u003c\/p\u003e\n\u003cp\u003eBattery is not included\u003c\/p\u003e\n\u003cp\u003ePlease purchase the battery separately\u003c\/p\u003e\n\u003cp\u003eRecommended search keyword: Vacuum Battery Replacement\u003c\/p\u003e\n\u003cp\u003ePlease match the connector type and number of battery cells to the reference image before purchasing\u003c\/p\u003e\n\u003cp\u003eMake sure the battery pack is compatible with the board and wired correctly before use\u003c\/p\u003e\n\u003cp\u003eThis board integrates USB-C charging, battery management, load power switching, and USB-C PD fast-charge output into one small module, making it a practical power solution for DIY electronics, portable devices, embedded systems, and custom handheld projects.\u003c\/p\u003e\n\u003cp\u003eIt is ideal for makers who want to build battery-powered devices with modern USB-C charging and regulated high-power USB-C output.\u003c\/p\u003e\n\u003cp\u003eWhat does it do?\u003c\/p\u003e\n\u003cp\u003eThis module is designed around a simple and practical power path:\u003c\/p\u003e\n\u003cp\u003eUSB-C input for charging\u003c\/p\u003e\n\u003cp\u003ePD\/QC\/AFC protocol handling\u003c\/p\u003e\n\u003cp\u003eSingle-cell lithium battery charging\u003c\/p\u003e\n\u003cp\u003eBattery-powered system switching\u003c\/p\u003e\n\u003cp\u003eUSB-C PD output for external devices or downstream systems\u003c\/p\u003e\n\u003cp\u003eFrom the system diagram, the board functions as an integrated charge + battery + boost\/output solution for portable electronics.\u003c\/p\u003e\n\u003cp\u003eGreat For\u003c\/p\u003e\n\u003cp\u003eDIY portable electronics\u003c\/p\u003e\n\u003cp\u003eBattery-powered embedded systems\u003c\/p\u003e\n\u003cp\u003eESP32 \/ STM32 \/ Raspberry Pi based handheld projects\u003c\/p\u003e\n\u003cp\u003eSmall field tools and utility devices\u003c\/p\u003e\n\u003cp\u003eUSB-C powered custom products\u003c\/p\u003e\n\u003cp\u003eOpen-source hardware experiments and derivative designs\u003c\/p\u003e\n\u003cp\u003eWhy this board is useful\u003c\/p\u003e\n\u003cp\u003eInstead of combining separate charging boards, boost converters, trigger boards, and protection modules, this design brings the essential power functions together into one board.\u003c\/p\u003e\n\u003cp\u003eThat means:\u003c\/p\u003e\n\u003cp\u003ecleaner wiring\u003c\/p\u003e\n\u003cp\u003esimpler integration\u003c\/p\u003e\n\u003cp\u003emore compact builds\u003c\/p\u003e\n\u003cp\u003eeasier productization for custom devices\u003c\/p\u003e\n\u003cp\u003eOriginal product page: \u003ca href=\"https:\/\/www.tindie.com\/products\/johnson\/usb-c-pdqc-fast-charge-adapter\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehttps:\/\/www.tindie.com\/products\/johnson\/usb-c-pdqc-fast-charge-adapter\/\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"https:\/\/github.com\/johnsonwust\/USB-C-PD-QC-Fast-Charge-Adapter\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDocumentation\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"innoelement","offers":[{"title":"Default Title","offer_id":44575380832339,"sku":"TINDIE-USB-C-PDQC-FAST-CHARGE-ADAPTER","price":24.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0891\/1443\/files\/2026-03-21T20_05_06.532Z-_E5_BE_AE_E4_BF_A1_E5_9B_BE_E7_89_87_20260322043357.jpg?v=1778186456"}],"url":"https:\/\/www.retromakerkits.com\/collections\/accessories-pcbs.oembed","provider":"RetroMakerKits by innoelement","version":"1.0","type":"link"}