Engineer In Wonderland | Electronics Weekly

Finally tried out the modified 1610Pro cnc, and it works delightfully

Steve Bush — Thu, 11 Apr 2024 14:52:09 +0000

I finally found time to try out the home-modified 1610Pro desktop cnc. And here is the result: routed from 4mm thick cast Perspex with a 1mm deep letter ‘h’, all ...

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Its finished – my little desktop cnc machine

Steve Bush — Tue, 02 Apr 2024 10:32:25 +0000

With lovely spare time over Easter, there was an opportunity to finish the little cnc project, and (give or take) that happened (right). Index to CNC-related Engineer in Wonderland blogs ...

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Hard won fact about linear rails and V-slot aluminium extrusions

Steve Bush — Tue, 19 Mar 2024 15:12:52 +0000

Adding linear rails to a length of aluminium extrusion is a common way to make a fairly rigid guiding structure, and I have been doing just that in the workshop. ...

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Progress on the 1610Pro CNC upgrade

Steve Bush — Mon, 04 Mar 2024 12:43:20 +0000

Back in 2021 I bought a little 1610Pro CNC machine (right) just to see how they work – it was just over £120 as I remember. It was great fun ...

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3d printer motherboard could be the best controller/driver for medium-sized CNC machines

Steve Bush — Tue, 27 Feb 2024 12:14:38 +0000

Medium-sized cnc machines, which I am defining as those using NEMA 23 and 24 motors, need about 5A per stepper, usually mandating separate driver modules alongside a control board. However, ...

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Community-sourced desktop CNC milling machine product

Steve Bush — Thu, 15 Feb 2024 14:11:17 +0000

There is a volunteer community behind the open-source Voron 3d printer series, which has produced several high-performance – literally world-class – desktop 3d printers, and now it looks like another ...

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Need a fast wide-voltage current feedback amplifier?

Steve Bush — Wed, 14 Feb 2024 11:27:34 +0000

Need to lay your hands on a 1,300V/µs amplifier module that can output ±12V into heavy loads? Look no further than headphone amplifier boards based on TI’s TPA6120A2, which are ...

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Lithium titanate – cells you can charge below 0°C

Steve Bush — Fri, 02 Feb 2024 17:04:57 +0000

While lithium ion cells have many wonderful characteristics, one of the great limitations is that they cannot be charged below 0°C. This statement, it turns out, is slightly glib as ...

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Cometh better-behaved high-power bicycle lights

Steve Bush — Thu, 25 Jan 2024 11:08:03 +0000

Leds revolutionised bicycle lights long before they even started to appear in exterior car lighting. There were lots of quite reasonable led-based headlamps for bikes… … and then it went ...

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Muting transistors (and hunt for MM4052 data)

Steve Bush — Wed, 17 Jan 2024 16:54:13 +0000

First, an apology: This blog has been inactive for a while because covid reared its head again, and this time ‘brain fog’ was a feature, which led to getting nothing ...

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