Positive-Negative Feedback

7 minute read

Published: December 07, 2024

Feedback

Feedback is an amazingly useful tool in electronics. When negative, it allows us to use the gain of an amplifier as a currency that we can spend to get more bandwidth, less noise, improve input-output impedances, and many other things. Positive feedback is also quite useful: we make oscillators and hysteresis comparators with it.

Hello World!

less than 1 minute read

Published: September 28, 2022

Even though I’ve lived to the blog era in the early 2000s, my first blogging experience is in 2022 as a PhD student… funny no?