eJournal for teachers of electronics and communication technology
Cleaning out a long-neglected cupboard recently I found a Sun Jar that I had forgotten I owned. If you have not come across a Sun Jar before, it is a Mason jar with a circuit inside that charges up when it is light and then lights an LED in the dark; the conceit is that during the hours of daylight […]
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By Tim Brotherhood and Stuart Douglas 3D printing has been around since 1984 and until recently was called rapid prototyping (RP) but the appearance of consumer devices and increasing use for production components has prompted the name change. Before we get into the nitty-gritty of the equipment and how they can be used in the classroom, a few unusual […]
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At Finham Park School, Ranger has been the principal design software for all pcbs for over 10 years. Mainly used at GCSE level, students are introduced to it in year 7. Ranger is excellent for the full range of pcb design that we do – from the simplest ‘clunky’ single sided designs to complex double sided surface mount PCBs. This […]
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Like many essential ideas in electronics, voltage is a slippery customer; it’s easy to think you have a grip on it only to find that, when you think a bit harder about it, you don’t after all. However all is not lost; you can do a lot of useful things in electronics without holding a fully formed theory of voltage. […]
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The When I reached secondary school at the age of 11, the very first project I made in Technology (woodwork as it was then called) was a table lamp based on a halving joint. When I arrived at my present place of work, I was amazed to find that similar projects were still being made! Fortunately such projects have since […]
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