Sam Gallagher

@analog_sam

polymath, outdoorsman, engineer, goat

Joined November 2020

71 Following 43 Followers 345 Posts

Latest posts 5

Historical Math and Science Blog: English Translation of Gauss, Theoria Interpolationis Methodo Nova Tractata (Fast Fourier Transform Paper) share.google/eVP6DRxtf5fhzR…
New translation of Gauss, published to the website! This was a rather long one.

Sam Gallagher @analog_sam Jun 27

3d printer acquired, phone-microscope adapter designed and printed, it works, v happy

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Sam Gallagher @analog_sam May 25

Starting a new series of articles on common mode current, RF in the shack, mode conversion, and all those weird balance effects. First part is on definitions of balance: allaboutcircuits.com/technical-arti…

www.allaboutcircuits.com The Many Definitions of Electrical Balance - Technical Articles In this article, we'll use practical examples to define and demonstrate the concept of electrical balance. In particular, we’ll examine differential signals and coax currents.

Sam Gallagher @analog_sam Mar 29

Cleaned and repaired the keyboard for this Vector 4. Now you can use WordStar again!!

Sam Gallagher @analog_sam Feb 8

@Dr_L_Strickland I've just published a translation of Leibniz's Historia inventionis phosphori, hope it will be of interest to you (and anyone interested in Leibniz and the history of science). histomathsci.blogspot.com/2026/02/englis…