Projects

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15 posts in total

Characterizing a DC motor

Testing how the speed and torque of a small DC motor depend on the frequency of the PWM signal.

November 20, 2018

Dumping an external EEPROM

Using an Arduino Uno to stream the contents of an EEPROM to a computer for capturing.

October 17, 2018

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Dive Computer Teardown - Versa Pro

Teardown and reverse engineering of the Oceanic Versa Pro.

October 12, 2018

Dive Computer Teardown - Genesis ReSource

Taking a look at the guts of a computer designed to work over 100 ft underwater.

September 29, 2018

DIY Suunto Vyper Data Cable

Replacing an $85 cable with less than $15 in parts.

September 23, 2018

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Tube Based Night Light

A simple demo circuit using a vacuum tube as an electronic switch.

March 27, 2018

Building an inverting charge pump

Combining 5 volts and PWM to create -25 volts.

January 20, 2018

Writing drivers for a Dot-Matrix LCD Display

Bit banging all over the place.

January 14, 2018

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Reverse Engineering an LCD dot-matrix display

Breathing new life into a screen salvaged from a Smith Corona electric typewriter.

January 12, 2018

Electronic Load

For when you need a really fancy resistor.

May 19, 2017

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PHYS3098: Circuits

Teaching circuits to undergrads. From Ohm's law to opamps and microcontrollers.

April 04, 2017

Teaching an old scope new tricks.

Modding an old Tek scope to have a manual switch for controlling the x10/x1 indicator light.

November 19, 2016

Voltaic Pile

One day I decided to play around with potato batteries, a week later I had constructed a 10 cell voltaic pile in a 3D printed enclosure.

October 15, 2016

Lists of Top 100 Books

Find the most recommended books and authors by merging lists of top 100 books.

September 24, 2016

Joule Thief

Learning analog electronics with a simple voltage booster.

July 25, 2016