https://derek.engineer/series/ Recent content in Series on derek.engineer https://derek.engineer/og-default.png https://derek.engineer/og-default.png Hugo en-us Tue, 06 Oct 2026 17:30:00 -0700 https://derek.engineer/series/trmnl-x/ Tue, 06 Oct 2026 17:30:00 -0700 https://derek.engineer/series/trmnl-x/ A 7.5-inch e-paper display on my desk, driven by my own server: the setup before the hardware arrived, then what ended up on the screen. https://derek.engineer/series/ogle/ Sun, 04 Oct 2026 20:30:00 -0700 https://derek.engineer/series/ogle/ A daily word-finding game for my friends, then the same game on the TV with phones as controllers. https://derek.engineer/series/ota-tv-and-hdhomerun/ Sun, 04 Oct 2026 00:00:00 +0000 https://derek.engineer/series/ota-tv-and-hdhomerun/ Over-the-air TV and a network tuner I already had: watching it from anywhere, a TV app for it, and an antenna used for something it was not made for. https://derek.engineer/series/aperture/ Mon, 28 Sep 2026 00:00:00 +0000 https://derek.engineer/series/aperture/ A $25 RTL-SDR dongle, a few antennas and a set of Python tools, pointed at what is on the air around San Francisco Bay: weather sensors, ships, aircraft, AM radio and one signal that turned out to be the dongle itself. https://derek.engineer/series/diy-ambilight/ Sun, 03 May 2026 00:00:00 +0000 https://derek.engineer/series/diy-ambilight/ Bias lighting for a TV, built on a Raspberry Pi 3, an HDMI capture board and Hyperion: capture first, LEDs next.