Author Archives: petermobbs

About petermobbs

Inveterate meddler.

Control box for a focus rail, and other stepping motor-driven camera moving devices. The program.

With some reluctance, I have decided to upload the Arduino code that I use to drive the new electronics that I use with my focus rail. As I said in the previous post, it can be used with up to … Continue reading

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New control box for a focus rail with many other options

I have now completed the new control box for the focus rail that I described how to build in a post I made a year or two ago. Actually, the new control box is capable of a great deal more … Continue reading

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How to take ‘bad macro’ photos

I was somewhat reluctant to do a blog post about the process of taking pictures. Whenever I read anything about this on internet forums, there is lots of flaming and trolling. However, I want to start out by freely admitting … Continue reading

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DIY Printed Circuit Boards – Part 2: Isolation Milling

Isolation milling is not an option available to everyone! It requires that you have a small CNC mill that has the required accuracy to mill tracks of the thickness that your design requires, and alsothe ¬†necessary software. I have a … Continue reading

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A new web site for macro and insect lovers!

Having spent a year getting the house here in the Tarn ready, and building a new workshop, I finally got round to¬† building a website with my own domain name – http://www.petermobbs.com. The subject of the web site is, “Musings … Continue reading

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DIY printed circuit boards – printing and milling. Part 1: photo-etching.

There are several ways that an amateur can go about making their own printed circuit boards. They include: the toner transfer method, photo-etching and isolation milling. Their is another alternative – sending your design off to a commercial supplier. For … Continue reading

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End to the silence – building a new workshop

Why I have been ‘off the air’ and how I built a new workshop in an unusual location in France. Continue reading

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