First-person technical writing on local AI, RF and SDR, Linux hardware, reproducible testing, cyberdeck builds, and evidence-backed research. https://unland.dev en-us Copyright 2026 Trevor Unland Wed, 09 Sep 2026 20:57:32 GMT trevorunland@gmail.com (Trevor Unland) trevorunland@gmail.com (Trevor Unland) 60 https://unland.dev/blog/esp32-marauder-local-llm-capture-analyst I paired an ESP32 Marauder with two small Linux boxes, a local 4B model, and a deterministic checker to keep WiFi capture analysis inside my lab. Wed, 09 Sep 2026 00:00:00 GMT trevorunland@gmail.com (Trevor Unland) Security https://unland.dev/blog/esp32-marauder-local-llm-capture-analyst https://unland.dev/blog/youyeetoo-x1s-ollama-llamacpp-matched-retest I reran Ollama vs llama.cpp with matched GGUFs on a Celeron N5095, then tested Intel Vulkan, MTP, Ling-mini, Qwen3.5 9B, and i915 hangs. Mon, 31 Aug 2026 00:00:00 GMT trevorunland@gmail.com (Trevor Unland) Hardware https://unland.dev/blog/youyeetoo-x1s-ollama-llamacpp-matched-retest https://unland.dev/blog/youyeetoo-x1s-ollama-llamacpp-vulkan-benchmarks I tested Ollama, llama.cpp CPU, Intel Vulkan, Qwen3.5, Gemma 4, and BitCPM on a Celeron N5095 Youyeetoo X1S, with thermals and i915 evidence. Sun, 23 Aug 2026 00:00:00 GMT trevorunland@gmail.com (Trevor Unland) Hardware https://unland.dev/blog/youyeetoo-x1s-ollama-llamacpp-vulkan-benchmarks https://unland.dev/blog/budget-cyberdeck-youyeetoo-x1s-kali A measured Youyeetoo X1S build with Kali Linux on NVMe: installer recovery, sustained thermals, CPU-only local AI, and a reproducible loopback security workflow. Fri, 17 Jul 2026 00:00:00 GMT trevorunland@gmail.com (Trevor Unland) Hardware https://unland.dev/blog/budget-cyberdeck-youyeetoo-x1s-kali https://unland.dev/blog/millclock-in-14-review-nixie-clock-desk Hands-on Millclock IN-14 review covering six real Nixie tubes, Ukrainian craftsmanship, packaging, and daily use on a security research desk. Mon, 13 Jul 2026 00:00:00 GMT trevorunland@gmail.com (Trevor Unland) Hardware https://unland.dev/blog/millclock-in-14-review-nixie-clock-desk https://unland.dev/blog/crowview-cyberdeck-build Build a field-ready cyberdeck using CrowView Note and CrowPanel HMI. Complete guide with RF monitoring, system stats dashboard, and GitHub code. Works with Raspberry Pi 5, Jetson Nano, and other SBCs. A portable RF monitoring station that deploys in seconds. No soldering, no 3D printing, no mess. Fri, 10 Apr 2026 00:00:00 GMT trevorunland@gmail.com (Trevor Unland) Hardware https://unland.dev/blog/crowview-cyberdeck-build https://unland.dev/blog/indiedroid-nova-wifi-fix The RTL8821CS driver was failing during boot, but reloading it only solved half the problem. Here is how I found the missing second layer and made the Nova WiFi repair survive a reboot. Fri, 03 Apr 2026 00:00:00 GMT trevorunland@gmail.com (Trevor Unland) Hardware https://unland.dev/blog/indiedroid-nova-wifi-fix https://unland.dev/blog/building-ai-radio-scanner-rtl-sdr-machine-learning How I rebuilt an automatic radio signal classifier around 800 validated captures across 7 classes, reaching 96.9% accuracy on a temporal test split. Mon, 16 Mar 2026 00:00:00 GMT trevorunland@gmail.com (Trevor Unland) SDR https://unland.dev/blog/building-ai-radio-scanner-rtl-sdr-machine-learning https://unland.dev/blog/run-llama-3-locally-rk3588-npu-vs-raspberry-pi-5 The Raspberry Pi 5 16GB removed the RAM barrier for local LLMs. The Indiedroid Nova removes the speed barrier. Complete benchmark comparison of RK3588 NPU vs Raspberry Pi 5 for running Llama 3 locally, including real-world accuracy testing and setup guide. Wed, 21 Jan 2026 00:00:00 GMT trevorunland@gmail.com (Trevor Unland) Hardware https://unland.dev/blog/run-llama-3-locally-rk3588-npu-vs-raspberry-pi-5