William Dickson - IO Rodeo Blog

William Dickson

New colorimeter open hardware design expands flexibility

New colorimeter open hardware design expands flexibility

Our open hardware colorimeter is a popular tool for measurements analytes using colorimetric assays. We initially designed the colorimeter as an educational kit in 2012 with Kickstarter funding.

Rodeostat FeatherWing hardware guide

Rodeostat FeatherWing

Rodeostat FeatherWing hardware guide

Overview The Rodeostat FeatherWing [https://iorodeo.com/products/rodeostat-feather-wing] is a potentiostat expansion board which is designed to be compatible with Adafruit's Feather/FeatherWing system [https://www.adafruit.com/category/943]. It is a single channel potentiostat which provides connections for one working, one reference and one counter electrode. It

Making an open source COVID-19 face shield

Making an open source COVID-19 face shield

Like many people, we have been alarmed at the reports of the lack of personal protective equipment (PPE) for healthcare workers on the frontlines of the COVID-19 pandemic. We have been following the work of many individuals and groups on social media making open source PPE as we try to

Rodeostat Multiplexer hardware guide

Rodeostat Featured

Rodeostat Multiplexer hardware guide

The Rodeostat Multiplexer [https://iorodeo.com/collections/cheapstat-open-source-potentiostat/products/rodeostat-multiplexer-expansion-kit] is an expansion board for the Rodeostat potentiostat [https://iorodeo.com/collections/cheapstat-open-source-potentiostat/products/potentiostat-shield] which enables it to be used with up to seven working electrodes simultaneously. This is achieved by adding a multiplexing switch to the single working

Rodeostat Muliplexer Kit getting started guide

Rodeostat Muliplexer Kit getting started guide

The multiplexer kit [https://iorodeo.com/products/rodeostat-multiplexer-expansion-kit] is an add-on accessory for the Rodeostat [https://iorodeo.com/collections/cheapstat-open-source-potentiostat/products/potentiostat-shield] which expands the number of working electrodes that can be used with the Rodeostat from one to seven converting it from a single-channel to a multi-channel potentiostat. In

The pH FeatherWing hardware guide

The pH FeatherWing hardware guide

The pH FeatherWing [https://iorodeo.com/products/phfeatherwing] is a single channel pH electrode amplifier based on Texas Instrument's LMP7721 [http://www.ti.com/lit/ds/symlink/lmp7721.pdf] ultra low input bias current (3 fA) precision operational amplifier. The design of the pH electrode amplifier closely follows Texas Instrument's

Creating a pH meter using the pH FeatherWing

pH Featherwing Featured

Creating a pH meter using the pH FeatherWing

In this blog post we demonstrate how to create a pH meter using the pH FeatherWing, an Adafruit Feather M4 Express and a few additional components. The meter will display a continuous readout of the current pH and can be calibrated, via button press, at pH values of 4, 7

New Rodeostat Model-8V available

New Rodeostat Model-8V available

We are happy to announce that we have a new Rodeostat model available - the Rodeostat Model-8V. The Rodeostat Model-8V has output voltage ranges of +/- 1, 2, 4, and 8V. Whereas the original Rodeostat, the Model-10V, has output voltage ranges of +/- 1, 2, 5, and 10V. Other than

Rodeostat Web App Software

Rodeostat Web App Software

Software for IO Rodeo's open source potentionstat is now available. The software provides a user friendly graphical interface. The software, written in javascript, runs in a web browser and allows the user to configure test parameters, visualize test results and save data. Requirements * Serialport-bridge: Before using the Rodeostat software it

Serialport-bridge Software

Software Featured

Serialport-bridge Software

Serialport-bridge is a computer program which gives javascript applications running in your web browser the ability to access and control USB/Serial devices connected to your computer. This software was developed by IO Rodeo in order to enable the distribution of application software as simple web pages. Before you can