Notes concerning “Communication”

• Can you do direct digital synthesis (DDS) at over a gigahertz? 02021-02-08 (updated 02021-02-24) (30 minutes)
• A bargain-basement Holter monitor with a BOM under US$2.50 02021-04-07 (updated 02021-07-27) (33 minutes)
• Subnanosecond thermochromic light modulation for real-time holography and displays 02021-07-06 (updated 02021-12-30) (8 minutes)
• Constant weight dithering 02021-10-28 (updated 02021-12-30) (5 minutes)