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Bitcoin accepted at checkout  |  Ships from Laval, QC, Canada  |  Expert support since 2016

Author: D-Central Technologies

D-Central Technologies is a team of Bitcoin mining technicians and hardware engineers based in Laval, Quebec. Since 2016, we have repaired over 2,500 ASIC miners, manufactured open-source mining accessories, and published technical guides on Bitcoin mining hardware. Every article is written and reviewed by our repair lab team.

AI

From S19 to Your First AI Hashcenter

The mining shed is the hardest part of an AI Hashcenter — and you already have it. 240V service, airflow, sound isolation, breaker capacity. A weekend of work converts an S19 shed into a hybrid BTC + sovereign-AI Hashcenter.

ASIC Hardware

DIY Antminer Teardown: Unlock Your Mining Potential

Welcome to the ultimate guide on DIY Antminer teardown! Whether you’re a seasoned miner or just starting out, this comprehensive tutorial will walk you through the process of disassembling…

AI

GGUF, Q4, Q8, fp16: A Pleb’s Guide to LLM Quantization

Quantization is lossy compression for LLMs — same idea as JPEG for photos. It’s the reason a used 3090 runs 70B models and an 8 GB laptop runs Phi-3.5. Here’s what the Q4_K_M and GGUF suffixes actually mean, and which quant to pick for your rig.

ASIC Hardware

Unlock Home Mining with the 120V Antminer Slim Edition

Discover how the 120V Antminer Slim Edition is transforming the landscape of home cryptocurrency mining. Designed specifically for residential use, this powerful and efficient miner brings…