How to Start an ASIC Repair Business: Complete Guide
There is a quiet crisis unfolding across the Bitcoin mining industry, and it spells opportunity for anyone with a soldering iron, a sharp mind, and the nerve to build something real.
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Mining knowledge, repair guides, and industry insights from the workshop floor.
APW12 Power Supply Repair & Diagnostics Guide: Testing, Troubleshooting & Component Replacement
The Bitmain APW12 is the power supply unit that brought the entire S19 generation of Bitcoin miners to life. Every Antminer S19, S19 Pro, S19j, S19j Pro, S19a, S19 XP, T19, and their…
Whatsminer M30S/M30S+ Maintenance & Repair Guide: Complete Diagnostic Manual
The MicroBT Whatsminer M30S is the machine that earned MicroBT its seat at the table alongside Bitmain. Released in early 2020, the M30S delivered 86 TH/s of SHA-256 hashrate at 38 J/TH —…
Bitcoin Mining Tax Guide: CRA & IRS Rules for Canada and the USA
This guide is for informational and educational purposes only. D-Central Technologies is not a tax advisor, accountant, or law firm.
How to Read ASIC Miner Kernel Logs: The Complete Diagnostic Guide
Every ASIC miner you own is constantly writing a diary. Every second it runs, it records chip initializations, temperature readings, voltage adjustments, pool connections, share…
Braiins OS+ Setup & Configuration Guide: Autotuning, Stratum V2 & Power Management
Your Antminer shipped with Bitmain’s stock firmware — our Antminer firmware update guide covers all firmware options in detail.
The Definitive Bitaxe Overclocking Manual: Every Model, Every Setting, Maximum Hashrate
Solo mining is a numbers game. Your Bitaxe is hashing against the entire Bitcoin network — roughly 800+ EH/s of combined computational power.
Bitcoin Space Heater Assembly & Maintenance Guide: Mining + Heating Setup
Every watt of electricity that enters an ASIC miner exits as heat. That is not a design flaw — it is thermodynamics. A Bitcoin space heater is simply the honest acknowledgment of this…
Complete Antminer Error Code Reference: Every Error Message Explained
This reference manual is your field handbook for diagnosing Antminer issues. Whether you are staring at a blinking red LED at 2 AM or parsing cryptic kernel log messages over SSH, this…
NerdOctaxe Gamma Setup Guide: 8-Chip Open-Source Mining Device Configuration
The NerdOctaxe Gamma is the most powerful open-source Bitcoin miner ever built for the desktop. Eight BM1370 ASIC chips — the same silicon inside Bitmain’s flagship Antminer S21 Pro —…
Nerdminer Setup Guide: Entry-Level Open-Source Solo Mining Device
The NerdMiner is your $50 entry ticket into the world of Bitcoin mining. Built on the ESP32-S3 microcontroller (TTGO T-Display S3 board), it is a tiny, silent, USB-powered device that…
NerdQAxe++ Setup Guide: Quad-Chip Open-Source Mining Device Configuration
The NerdQAxe++ is a quad-chip open-source Bitcoin solo miner built around four BM1370 ASIC chips — the same silicon powering Bitmain’s flagship Antminer S21 Pro.
NerdAxe Setup Guide: Open-Source Bitcoin Mining Device Configuration
The NerdAxe is where open-source Bitcoin mining gets real. Built around the BM1366 ASIC chip — the same 5nm silicon that powers Bitmain’s industrial-grade Antminer S19 XP — the NerdAxe…
Bitaxe GT Setup Guide: Dual BM1370 Solo Miner Configuration
The Bitaxe GT (Gamma Turbo), model designation Bitaxe 801, is the most powerful single-board Bitaxe ever built. It pairs two BM1370 ASIC chips — the same silicon that drives Bitmain’s…
Bitaxe Hex Setup Guide: 6-Chip BM1366 Solo Miner Configuration
The Bitaxe Hex is the flagship multi-chip open-source Bitcoin solo miner — and it changes the solo mining equation entirely.
Bitaxe Gamma Setup Guide: Complete BM1370 Solo Miner Configuration
The Bitaxe Gamma is the latest generation of open-source solo Bitcoin miners, built around the BM1370 ASIC chip — the same silicon powering Bitmain’s flagship Antminer S21 XP.
Bitaxe Supra Setup Guide: Complete BM1366 Solo Miner Configuration
The Bitaxe Supra is an open-source, standalone Bitcoin solo miner built around the BM1368 ASIC chip — the same chip family used in Bitmain’s industrial-grade Antminer S21 series.
Bitcoin Mining Pool Comparison 2026: Every Major Pool Analyzed for Home Miners
Every ten minutes, the Bitcoin network mints a new block. Roughly 3.125 BTC in block subsidy plus transaction fees flow to whichever miner solves the cryptographic puzzle first.
The Complete Guide to Bitcoin ASIC Chip Evolution: BM1385 to BM1370
Every Bitcoin miner on the planet — from a single Bitaxe on a desk in Montreal to a warehouse full of S21 Pros in West Texas — runs on a tiny sliver of custom silicon.
Bitaxe Troubleshooting Guide: Every Common Issue & How to Fix It
Something is wrong with your Bitaxe. Maybe it is not hashing. Maybe it dropped off the network. Maybe the hashrate tanked overnight and you woke up to a blinking LED and a zero on your dashboard.
The Complete Bitaxe Accessories Guide: Power, Cooling, Cases, Stands & More
Your Bitaxe is a tiny, open-source piece of Bitcoin mining hardware. Out of the box, it hashes. But with the right accessories, it hashes better — cooler, quieter, more stable, and with…
Antminer Firmware Update Guide: Stock, Braiins OS+, VNish, LuxOS — Every Model, Every Method
Your Antminer’s firmware is the software brain running on its control board — the operating system that orchestrates ASIC chip communication, pool connections, temperature management, fan…
Bitaxe Firmware Update Guide: OTA, Web Flasher, CLI & Building from Source
Your Bitaxe is a tiny, open-source Bitcoin mining machine. Under the hood, it runs AxeOS — an open-source firmware built on the ESP32-S3 microcontroller that handles everything from ASIC…
How to Build a Bitcoin Mining Closet: Ventilation, Noise Control & Setup Guide
An ASIC miner on your desk sounds like standing next to a leaf blower. An ASIC miner in a properly built mining closet sounds like a distant hum.
The Complete Antminer Undervolting Guide: Reduce Power, Lower Heat, Maximize Efficiency
Your Antminer was built for a data center. It was designed to run at maximum power in a temperature-controlled warehouse with dedicated 240V circuits, industrial cooling, and nobody living…
Solo Bitcoin Mining: The Complete Guide to Lottery Mining
Everything you need to know about solo Bitcoin mining — the mathematics, the hardware, the pools, and why lottery mining matters for decentralization.
How to Mine Bitcoin at Home: The Complete Guide for 2026
Everything you need to mine Bitcoin at home — hardware selection, electrical setup, noise management, heat recovery, pool configuration, and optimization. From USB-powered Bitaxe solo miners to full ASIC rigs heating your garage.
The Bitcoin Blockchain: Where Do Transactions Get Recorded?
Bitcoin, since its inception in 2009, has revolutionized the concept of currency and paved the way for a new era of digital finance.
Does Bitcoin Mining Waste Energy? Uncovering the Truth Behind the Consumption
In recent years, Bitcoin, the pioneering cryptocurrency, has captivated the world’s attention not just for its financial allure but also for its underlying technology: Bitcoin mining.
Bitcoin Mining Brings Energy and Revenue to Rural Communities
In the digital age, Bitcoin mining has emerged as a revolutionary process that underpins the functioning of the Bitcoin network.