Antminer S19a Specifications — Hashrate, Power, Efficiency & Specs
The Bitmain Antminer S19a is a mid-generation refresh of the S19 platform, featuring the improved BM1398AC chip variant that delivered higher efficiency through better silicon…
Category: Bitcoin mining
Expert guides, industry analysis, and practical tips for Bitcoin miners. From hardware reviews to profitability calculations, D-Central’s mining hackers share everything you need to mine smarter.
Bitcoin Mining in Canada vs USA: Complete Comparison 2026
North America is the undisputed epicenter of Bitcoin mining. The United States and Canada together account for roughly 40% of global hashrate, and for good reason: abundant energy…
Professional ASIC Repair vs DIY: When to Fix It Yourself vs. Send It In
Your ASIC miner just died. The dashboard shows zero hashrate, error codes are scrolling past, and you are standing in front of a machine that was earning you bitcoin yesterday.
Pool Mining vs Solo Mining: The Complete Decision Guide 2026
Every Bitcoin miner faces a fundamental decision before their first hash is computed: pool mining or solo mining? This choice shapes your economics, your privacy, your relationship with the…
Antminer Firmware Compatibility Matrix 2026: Stock, Braiins, Vnish & LuxOS
Choosing the right firmware for your Antminer is one of the highest-impact decisions you can make as a home miner. The firmware running on your ASIC miner controls everything — autotuning…
Antminer S21 Review 2026: Performance, Efficiency & Setup Guide
When Bitmain announced the Antminer S21, the Bitcoin mining world took notice. After years of incremental improvements across the S19 lineup, the S21 represents a genuine generational leap…
Every Hash Counts: Why Solo Mining Matters for Bitcoin’s Future
“Every hash counts” is not a slogan. It is a technical statement about how Bitcoin works. Every single SHA-256 computation submitted to the network — whether it comes from a warehouse…
Open-Source Bitcoin Miners Comparison 2026: Bitaxe, NerdAxe, NerdQAxe & More
The entire history of Bitcoin mining hardware has been a story of centralization. A handful of manufacturers, behind closed doors, designing chips and machines that only they control.
Every Hash Counts: The Philosophy Behind Solo Mining
On July 24, 2024, a single Bitaxe — an open-source Bitcoin miner with roughly 3 TH/s of hashrate — found a valid Bitcoin block. Block 853,742. The entire block reward, 3.
Best Bitcoin Miners for Beginners in 2026: Complete Guide by Budget
Buying your first Bitcoin miner is not a financial decision. It is a sovereignty decision. Every miner you plug in, no matter how small, contributes hashrate to the most decentralized…
Best Bitcoin Miners by Budget: 2026 Complete Guide
Bitcoin mining in 2026 is no longer the exclusive domain of warehouse-scale operations. From a $30 educational device sitting on your desk to a multi-thousand-dollar ASIC pushing 200+…
Whatsminer vs Antminer 2026: Complete Brand Comparison
If you are buying a Bitcoin ASIC miner in 2026, your decision almost certainly comes down to two brands: Bitmain’s Antminer series and MicroBT’s Whatsminer series.
Braiins OS+ vs Vnish vs LuxOS: Complete Antminer Firmware Comparison 2026
Choosing the right firmware for your Antminer is one of the highest-impact decisions you can make as a miner. Stock firmware from Bitmain gets the job done, but it leaves serious…
Home Mining vs Buying Bitcoin: Which Is Better in 2026?
“Should I mine Bitcoin or just buy it?” If you spend any time in Bitcoin communities, you will hear this question weekly. The honest answer is: it depends on what you are optimizing for.
Antminer S19 vs S21: Complete Comparison Guide for Home Miners
This is the question that keeps home miners up at night. You are running an S19-series miner — maybe an S19 Pro you bought in 2021, maybe an S19j Pro you picked up used last year, maybe…
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.
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.
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.
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.
The Surprising Environmental Benefits of Bitcoin Mining: A Deep Dive into Sustainability
In the rapidly evolving digital age, Bitcoin mining often finds itself at the center of heated environmental debates. Critics paint a picture of an energy-guzzling behemoth, casting a long…
Fixing Bitmain’s Antminer Red Light Flashing Problem in 5 Minutes
In the dynamic world of cryptocurrency mining, Bitmain’s Antminer stands out as a beacon of efficiency and reliability. Launched by Bitmain Technologies Ltd.
Delaminated Chips in Antminer 17 Series: Causes and Solutions
Delaminated chips have become a widespread concern for Antminer 17 Series users, particularly those employing BM1397 chips in their Bitcoin mining operations.
Infected ASICs: A Growing Menace for Crypto Miners Everywhere
In the rapidly evolving world of cryptocurrency mining, Application-Specific Integrated Circuits (ASICs) have emerged as the linchpin of efficiency and profitability.
How to Install Bitmain’s Low Power Mode Firmware Update on S19 and S19j Pro
The Bitmain Antminer S19 and S19j Pro are among the most advanced ASIC miners available on the market, designed specifically for mining Bitcoin.
Empowering Home Bitcoin Mining: Efficiency, Decentralization, and Beyond
Bitcoin mining, the process of validating transactions and securing the Bitcoin network, is a fundamental aspect of the cryptocurrency’s infrastructure.
How advancements in lithography have improved Bitcoin mining efficiency
In the cryptocurrency world, mining is an essential process that helps create new coins and verify transactions on the network.
Bitcoin and Nuclear Power: A Controversial but Potentially Sustainable Solution
Bitcoin has become the most popular cryptocurrency in the world, but like many modern solutions to our problems, it comes with a measurable energy cost.
Decentralization and Innovation: How ePIC’s BlockMiner is Changing Bitcoin Mining
Cryptocurrency mining is a fast-evolving industry, and staying ahead of the curve can be difficult for miners. Fortunately, new technologies are emerging that offer greater control over…
Profitable and Sustainable: How Bitcoin Mining Heat can Benefit Manufacturing Plants
Bitcoin mining, a pivotal process for maintaining the blockchain network, is well-known for its high energy consumption. This energy-intensive operation involves solving complex…