engineer-in-wonderland

Rooting around in the fascinating stuff at the bottom of a draw labelled 'Engineering - Junk Miscellaneous'. Delving amongst the delightful...

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Useful GaN power information

Useful GaN power information

Texas Instruments has put up a few useful white papers on GaN power.

One called A comprehensive methodology to qualify the reliability of GaN products includes a number of reality checks.

For example, this sentence is in there:

“…there is concern that GaN is not avalanche robust. That is to…

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Everything is going to be alright

Everything is going to be alright

No need to panic that young people only want to go into PR and reality TV.

It’s all going to be alright

A new generation of engineers is on the way, and I got to meet some of the best.

… and they really are good.

This all happened at…

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UK mobility scooter is well made

UK mobility scooter is well made

I was asked to change a control on the handlebars of a mobility scooter.

It is a ‘TWS’ model from UK scooter firm Tramper.

Both designed and made in the UK, it has two-wheel drive through twin motors and a microcontroller system.

Having taken apart motorcycle handlebar controls before…

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Agile power supply teaches electronics

Agile power supply teaches electronics

An interesting thing arrived in the post from distributor Farnell, and is available from other distributers too.

Made by Analog Devices, it is:

A very agile power supply for developing circuits
An oscilloscope
A teaching aid
A lesson in fast analogue design
A showcase for some nifty ADI products.

Called…

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Help me turn a GPS plot into a map

Each year I help set out the safety signs for a running race.

And the race referee has asked us to make a formal map of the sign positions.

Now, there are over 100 signs and plotting these by hand on a map has proved impossible – for various reasons.

I…

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A brain teaser

The wise Mr Kurt has drawn my attention to a puzzle from the New York Times.

It asks, if a bicycle is standing up with one of its pedals down, and you pull back on that pedal with string, which way will the bike go.

I am with Mr Kurt…

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Oh I wish I was going to ISSCC

There was a time I went to ISSCC (the International Solid-State Circuit Conference) in San Francisco each year.

A highlights (apart from flying out a day early and walking off the jet-lag in Marin County) were the evening sessions – particularly the ones hosted by the much-missed Bob…

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DIY hydroforming

DIY hydroforming

Without a TV, I miss a few things – and one of those things is a he – Colin Furze – who seems to be bonkers – and has also made a rather good video on DIY hydroforming using a pressure washer.

BTW – only try this at home if you know what you are…

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