Category: Projects

January 31, 2019

Today has mostly been spent in conversation. Jonathan has started to scratch an itch that I share, we need a better tally light solution.  When we were using DV switch we had a simple tally light system using (iirc DTR on a) serial port to turn on or off an LED.  This was fine because […]

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August 3, 2018

We want to be able to record the temperature of the outside air for our weather station. We can do this using a Thermistor.  This is a resistor that changes resistance relative to its temperature.  Unfortunately we are unable to measure resistance directly, we can however measure a voltage. Consider the circuit below: ____ Vcc […]

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August 3, 2018

This summer’s project we (Isy Simpkins, Alys George, Andy Simpkins) intend to build a weather station. The project can be split into various sections and today we decided the scope of the project. Initially we decided what we want to measure: Temperature Humidity Precipitation Wind speed and direction Light Air pressure We’ve also decided that […]

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May 18, 2016

Last weekend saw a small group get togeather in Cambridge to hack on the OpenTAC.  OpenTAC is an OpenHardware OpenSoftware test platform, designed specificly to aid automated testing and continious intergration. Aimed at small / mobile / embedded targets OpenTAC v1 provides all of the  support infrastructure to drive up to 8 DUTs (Device Under […]

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