It looks like a cute little dolphin-themed toy, but the Flipper Zero is a surprisingly powerful learning tool for hacking. Here's how I mastered mine—and how you can, too.

Abstract: This paper presents a pipelined SAR ADC with a two-stage closed-loop residue amplifier (RA). The proposed RA incorporates a floating gm-ratio-based amplifier (FGA) as the first stage and a ...