Post Archive:
Note: excludes astronomical images
2025:
- Some hot rocks: (Rocks)
- Please don't give Reflect Orbital money: (Rants)
- Modifying a radiation meter for (radioactive) rock collecting: (Ionizing radiation) (Electronics)
- No adblocker detected. (Programming)
- Spotting AI articles:
- Optimized cyanotypes: (Chemistry) (Photography)
- Let's take a photo: (Chemistry) (Photography)
- Trap bots on your server: (Programming) (Software)
- You should feed the bots: (Programming)
- Your TV can see through walls: (RF)
- You can make up HTML tags: (Programming)
- Messing with AI crawlers (Programming)
- Real pages by real people:
- The joys of IPv4: (Programming)
- How big can I print my image? (Photography)
- Don't use external CSS: (Programming)
- Why you can't color calibrate (deep) space photos: (Photography)
- Dirt to airplanes: Making aluminium (Chemistry)
- Using an MDX-540 CNC mill from Linux (Programming) (Software)
- Building a metal detector (Electronics)
- Perhaps give oversampling a try: (Photography)
- Testing GraXpert's image denoiser:
- Making glow-in-the-dark Strontium Aluminate: (Chemistry)
2024:
- The bucket brigade device: An analog shift register (Electronics)
- Building a fluxgate magnetometer (Electronics)
- Fixing the CH341A/B based flash reader: (Electronics)
- Making a rickroll laser: A parametric speaker. (Electronics)
- Weekend project: Nonlinear sound propagation
- Getting gigahertz from two 1N4148s (Electronics)
- Inside a 1 dollar radar motion sensor (Electronics) (RF)
- Afternoon project: Observing X-ray fluorescence (Ionizing radiation)
- Making a simple ionization chamber radiation detector: (Electronics) (Ionizing radiation)
- How (ionization) smoke detectors actually work: (Electronics) (Ionizing radiation)
- Building a crude bolometer, or the world's worst thermal camera. (Electronics)
- The physics of (airplane) flight
- Long range links with tiny radio modules (RF) (Programming)
- Generating a spectrum from the PIN diode X-ray detector. (Electronics) (Ionizing radiation)
- Cleaning up the signal from the PIN X-ray detector (Electronics) (Ionizing radiation)
- (Ab)using PIN photodiodes as soft X-ray detectors (Electronics) (Ionizing radiation)
- Counting with neon (Electronics)
- How semiconductors actually work. (Electronics)
- The Principle of Error Correction (RF)
2023:
- The (Cooley–Tukey) Fast Fourier Transform (Programming)
- Testing PCB ground plane myths (Electronics)
- Magically slowing down signals with sampling. (Electronics)
- Making logic gates with "transformers" (Electronics)
- One bit computer: Improving code density by redesigning JMP (Homebrew CPU)
- One bit computer: transistor level register design (Homebrew CPU)
- One bit computer: 4 to 16 instruction decoder (Homebrew CPU)
- CDMA: Unpacking signals (RF)
- One bit computer: Instruction set tweaks (Homebrew CPU)
- Building logic gates (Homebrew CPU)
- Block diagram and control logic requirements (Homebrew CPU)
- One bit computer: designing a register (Homebrew CPU)
- One bit computer: Addressing considerations (Homebrew CPU)
- One bit computer: ALU design (Homebrew CPU)
- Designing a Discrete Transistor Computer (Homebrew CPU)
- Modulating and amplifying signals with (electro)magnets. (Electronics) (RF)
- A simple wireless power demonstration circuit (Electronics) (RF)
- How helpful languages create bugs. (Programming)
- Making a 3d renderer from scratch [part 3] (Programming) (3D)
- Making a 3d render from scratch (part 2) (Programming) (3D)
- Making a 3d render from scratch [part 1] (Programming) (3D)
- Debug crash that doesn't happen under a debugger
- From 1 fps to 500 fps, optimizing the physics engine
- Making a super simple physics engine from scratch
- A super simple directional microwave antenna (RF)
- How not to (securely) delete a file
- Using a neon bulb as a light sensor (and other fun configurations) (Electronics)
- Exploring stable diffusion guidance. (Stable diffusion)
- Detecting text produced by an LLM (AI, ML and if statements )
- Exploring NFC communications with a crystal radio. (RF)
- Exploring step counts in stable diffusion. (AI, ML and if statements ) (Stable diffusion)
- Deep learning, or going beyond linear regression [ML2] (AI, ML and if statements )
- Why does Chat-GPT Lie? (AI, ML and if statements )
- Making outlines with Blender
- Improved micro FM transmitters (RF)
- Fun with tiny FM transmitters (RF)
- Smooth prompt interpolation with stable diffusion. [SD part 3] (AI, ML and if statements ) (Stable diffusion)
- Stable diffusion, in code. [SD part 2] (AI, ML and if statements ) (Stable diffusion)
- Just how does stable diffusion actually work? [SD part 1] (AI, ML and if statements ) (Stable diffusion)
2022:
- ChatGPT and the future of programming. (AI, ML and if statements )
- Red fluorescence from chlorophyll (Chemistry)
- How to build a single transistor regenerative receiver (RF)
- Adding KaTeX (JS based LaTeX rendering to hugo) (Hugo)
- Make presentations in Markdown with pandoc
- Raw html with Hugo (Hugo)
- Open directory search (Programming)
- Super simple AVR AM transmitter (RF) (AVR) (Programming)
- AVR build system (AVR) (Programming)