Monthly Archives: March 2015

Cloud Poles

Google Earth and KML are useful tools for visualizing a varied range of datasets. A project which is well into extra time involves correlating the attenuation of solar irradiance with the cloud cover contained in the Metar reports used in … Continue reading

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Bottles

As a regular dog walker, I spend a lot of time staring at the ground, both ahead of and behind the dog.  Whilst we live in an urban area, there are several roads and tracks which have been in use … Continue reading

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Solar Wine Bottles

Back in 2008 I wanted to learn something about solar thermal devices, the simplest (and cheapest) thing I could think to mess with was a bottle of water.   I chose to do this in winter because even under an … Continue reading

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LED Lighting in an Edwardian House

LED lighting is becoming a mature technology.  It is an affordable technology and in the right environment can reduce energy consumption and costs.  It has taken some time and some product evolution to make them work in our Edwardian semi, … Continue reading

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Slide Rules

Hoping that new ideas will come with new decor, I have started to renovate my work room, it was neither tidy or untidy, it’s just where I work.  Like most other people, I have gathered together a small personal museum, … Continue reading

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Smoking Material

Today smoking is not encouraged but this is a relatively recent development, in this family photo, which may have been taken between 1910 and 1920 (a guess), each you man is holding a cigarette in his hand. By 1970, there … Continue reading

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Insulators

After an interval of two decades, I have redecorated my workroom and in the process been forced to confront some unpleasant features of my life.  One of these is picking up discarded objects as I walk or go about some … Continue reading

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