EdsCave

Welcome to Ed's Tech Cave.

I'm Ed Ramsden, and this is my personal website.  Most of the content relates to various things I have written and a number of little projects and interests I have pursued over the years. If there is anything that you find interesting, send me a note - I can be reached either at edd   at   edscave  dott  com or through LinkedIn.


New content !!


26-Jan-2019

FPGA Airplane boarding simulator and movie added to 'projects' tab.


31-Dec-2018

What Really Drove the Personal Computer Revolution?  alternate history can be fun ...


09-Dec-2018

The Birthday Paradox - Using a simple simulation model to figure out the probability that three people in a group share a birthday.

28-Oct-2018

Hardware Simulator for Airplane Boarding Model using an FPGA

23-May-2018

Linear Fiber Optic Transmitter/Receiver

30-Apr-2018

Some random thoughts that still need some work Some Simple System Behaviors

26-Dec-2017

Sensor Signal Chain - Overview

18-Dec-2017

Queuing Systems Article - Part I

11-Dec-2017

My Lock-In Amplifier has just come to life!

11-Nov-2017

More Tinkering - 3rd-order Low-pass Filter Board.

29-Oct-2017

An Evolutionary Approach to Finding Improved Airplane Boarding Order - INFORMS 2017 (Houston TX Oct 22-25) Poster Session presentation on wrapping a genetic algorithm optimizer around an airplane boarding simulator to find the best boarding strategy


27-Sep-2017

A Power supply for Sensor Testing - voltage programmable 0-24V amplifier power supply with programmeble current limit and output current feedback designed for use with data acquisition systems.