via Hackaday: Ask Hackaday: Why is TTL 5 Volts? This Week in Amateur Radio By:News Bot 24 November 2025 at 12:45 The familiar five volts standard from back in the TTL days always struck me as...
via Hackaday: Cold Sensor, Hot Results: Upgrading a DSLR for Astrophotography This Week in Amateur Radio By:News Bot 23 November 2025 at 18:45 When taking pictures of the night sky, any noise picked up by the sensor can...