Tech Docs
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Kerberos is a cross-platform network authentication protocol used to verify the identities of users, computers, applications, and services across a network. Originally developed at the Massachusetts Institute of Technology, Kerberos uses secret-key cryptography and encrypted tickets instead of repeatedly transmitting a user’s password. Kerberos Version 5 is an open internet standard, allowing compatible systems from…
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Connecting a local personal computer to the public internet through a FortiGate firewall requires setting up a dedicated firewall policy with precise network address objects and Network Address Translation enabled. Network administrators must navigate to the Policy and Objects menu on the FortiOS dashboard and create a new firewall policy. After defining an intuitive policy…
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Litecoin’s Power Efficiency Index (PEI) currently presents one of the largest gaps between efficiency-based indexed value and actual market price among the Proof-of-Work networks we have examined. The model begins from Litecoin’s 2022 physical low—roughly $40.5–$40.7—and compounds that baseline according to Litecoin’s measured progression in network power and mining efficiency. From 2022 through 2026, that…
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OTDR, or Optical Time Domain Reflectometer, operates by injecting a series of short laser pulses into one end of an optical fiber and measuring the light that is scattered or reflected back from points along the fiber. This backscattered light—primarily due to Rayleigh scattering and Fresnel reflections—is captured by a photodetector within the OTDR, and…
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Economist Peter Schiff has publicly criticized Michael Saylor’s characterization of Bitcoin as “digital energy.” Schiff questioned the practicality of using Bitcoin to generate power, contrasting it with crude oil’s essential role in preventing mass starvation. Michael Saylor, Executive Chairman of MicroStrategy, has previously described Bitcoin as “digital energy,” suggesting that it conserves energy in cyberspace…
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An air coolant ASIC server weighs about 35-45 pounds (like 18-21.5kg) depending on the form factor (the model/shape of the server). Apprentice/beginner level techs can fix 1-10 Servers per day. MBMOT’s (Master #BitcoinMining Operations Technicians) can diagnose/reassemble/fix/bring back online 100-1000+ servers in a day. From my exp., A crew of about 4 good men or…
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You can download applications directly from the web using PowerShell on Windows. This guide explains how to use Invoke-WebRequest to download software, using Visual Studio Code as an example. Steps include opening PowerShell, defining the source URL, specifying the destination path, and executing the download command.
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Originally Published in the summer of 2024 The power supply unit (PSU) is a fundamental component of the Bitcoin ASIC machine. The K9 PSU (pictured below) is a specific PSU for the K9 model ASIC machine. Generally, there are specific model PSU’s that are compatible with specific Bitcoin Mining Machines. 1. Materials needed:A. Drill (w/phillips…
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The S19 KPro PSU is an exclusive model PSU for #Bitcoin ASIC machines. Specific model PSUs are compatible with specific mining machines. Follow this quick step-by-step instructions to replace the PSU.
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Get Visual Studio Code running on your #Linux system by following these four terminal commands in this easy-to-understand guide. #FirmwareFridays
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Modbus RTU (Remote Terminal Unit) is a widely used serial communication protocol developed by Schneider Electric in 1979 for industrial applications. It’s designed for communication between various devices such as programmable logic controllers (PLCs), sensors, and other industrial electronic devices. Modbus RTU uses a Commander/Executor architecture, where one device (Commander) initiates communication and controls one…
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Cache is a high‑speed data storage layer designed to keep frequently accessed information close to the processor, dramatically reducing the time it takes to retrieve that data. Instead of reaching all the way out to main memory or even slower storage, the CPU first checks the cache. When the requested data is already there, known…
Bitcoin Versus 