Optical clock sets new accuracy record, bringing us closer to a new definition of the second

A research team at VTT MIKES has set a new record in optical-clock absolute frequency measurements using a strontium ...
EDN

Delta-sigma demystified: Basics behind high-precision conversion

At the heart of many precision measurement systems lies the delta-sigma converter, an architecture engineered for accuracy.
Hackaday

A Deep Dive Into Using PIO And DMA On The RP2350

Here’s a fun rabbit hole to run down if you don’t already have the RP2040/RP2350 PIO feather in your cap: how to serve data without CPU intervention using PIO and DMA on the RP2350. If ...