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The article details the author's project of hosting a Telnet Bulletin Board System on a Casio VX-4 calculator, using BASIC programming and RS232 serial communication, sparked by their interest in amateur radio.
A guide on repairing the Nikon F100 film camera, covering documentation, tools, common parts issues, and tips to avoid damage during repair.
Researchers from UC San Diego and Oberlin College demonstrate a $100 coin-sized device that physically plugs into a Boeing 737's external port, letting attackers hijack the autopilot and spoof sensor readings, potentially causing crashes or diversions. The work is presented at the Usenix Cybersecurity Conference.
A networking enthusiast documents the process of hacking an old AT&T 3G femtocell to broadcast UMTS using JTAG, soldering, and open-source Osmocom tools.
The Assembly Hall of Shame is a GitHub project that ranks the slowest possible single x86 instructions by exploiting hardware quirks such as MMIO latency and microcode assists, achieving extreme latencies like a 62-second fxrstor64.
A detailed technical recap of attempts to turn a Raspberry Pi into a Wii U gamepad clone, highlighting Wi-Fi chipset compatibility issues and finding that an Orange Pi Zero 2W works surprisingly better.
A detailed walkthrough of rooting a TP-Link TL-841N router via UART, dumping firmware through two methods, and uncovering hardcoded credentials that persist even after a factory reset, highlighting common IoT security weaknesses.
A talk from EMF 2026 about using an industrial linear camera pointed out a train window to create extremely wide panoramic photos, covering technical challenges like speed measurement, fast line capture, and stitching/displaying huge images.
A developer designed a custom PCB with an ATtiny85 to automate a night light button press, resolving the issue of the light always starting at maximum brightness.
A technical blog post from Lysk detailing the challenges and history of connecting military radios to laptops using audio cables, with a focus on jack connector standards and signal properties.
Article describes a counterintuitive oscillator circuit using a reversed NPN transistor with no base connection, which works via reverse avalanche breakdown.
A detailed guide on diagnosing and fixing analog audio noise issues on an ultra-cheap HDMI-to-VGA adapter, involving impedance analysis, filtering, and PCB rework.
A hardware enthusiast built an immersion-cooled supercluster using 8192 RISC-V microcontrollers (CH570) and shared their challenges and solutions regarding clock, SPI signals, and production capacity.
This project reverse engineers IBM's MCGA gate arrays used in PS/2 models 25 and 30, revealing detailed schematics and new features such as genlock capability and undocumented registers.
A developer documents their journey of writing a custom x86 BIOS from scratch to boot DOS on a Behringer DDX3216 mixing console, which uses an AMD Elan SC300 386 SoC.
ESP32 Bit Pirate is an open-source firmware that turns an ESP32 into a multi-protocol hacking tool, supporting sniffing and interaction with various digital and radio protocols via serial or web-based CLI.
A developer documents the extensive hardware and firmware hacking required to run an NVIDIA RTX Pro 6000 Blackwell GPU in a legacy Dell PowerEdge R730 server, achieving 650K context length for local AI inference.
The author reverse engineers a Yamaha THR10c guitar amp firmware via UART and JTAG, dumps and patches it to fix bypass gain, and builds an API.
A user used OpenAI's Codex to reverse-engineer and fix a faulty AliExpress MP3 player, rewriting its OS to resolve Bluetooth audio stuttering and improve controls.
A user reports successfully using tap water to cool a DGX server while running the Qwen3.5-122b model at high GPU utilization, maintaining safe temperatures.