Concrete Creations
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- Written by Paulo Administrator Paulo Administrator
- Category: electronicsanddiy electronicsanddiy
- Published: 25 December 2017 25 December 2017
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A collection of concrete creations I've made. |
Adjustable Electronic Load Using Incandescent Lamps
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- Category: electronicsanddiy electronicsanddiy
- Published: 23 July 2016 23 July 2016
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This is a link to the article I published in the July 2016 edition of the Nuts & Volts magazine: an adjustable electronic load using old incandescent lamps.
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Read more: Adjustable Electronic Load Using Incandescent Lamps
The Shiny 'Roominator' - Silicon Valley Room Rent Estimator
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- Written by Paulo Administrator Paulo Administrator
- Category: Miscellaneous Miscellaneous
- Published: 23 June 2016 23 June 2016
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Planning to rent a room in the Silicon Valley in 2016? This tool may help. |
Read more: The Shiny 'Roominator' - Silicon Valley Room Rent Estimator
RC Snubber Calculator Spreadsheet
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- Written by Paulo Administrator Paulo Administrator
- Category: electronicsanddiy electronicsanddiy
- Published: 25 May 2016 25 May 2016
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An Excel-based calculator eases the design of RC snubbers in power switching applications. |
How To Fix Carbon Contacts Under Rubber Keypads
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- Written by Paulo Administrator Paulo Administrator
- Category: electronicsanddiy electronicsanddiy
- Published: 17 May 2016 17 May 2016
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Carbon contacts under rubber keypads are known to wear-out over time. This article shows one way to repair them. |
Slider Controller with Auto-Reverse and Variable Speed Control
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- Written by Paulo Administrator Paulo Administrator
- Category: electronicsanddiy electronicsanddiy
- Published: 12 April 2016 12 April 2016
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How to build an electronic camera slider controller with variable speed and auto-reverse features. |
Read more: Slider Controller with Auto-Reverse and Variable Speed Control
Kukulkan Mayan Temple
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- Written by Paulo Administrator Paulo Administrator
- Category: Theme Galleries Theme Galleries
- Published: 30 April 2016 30 April 2016
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Mayan culture is fascinating to me. I find the elegance of their buildings, particularly the temples in form of pyramids, something to admire and explore. In this gallery, I post a selection of images from the great Kukulkan temple in Chichen-Itza.
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LC Low-Pass Filter Analysis in R
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- Category: electronicsanddiy electronicsanddiy
- Published: 30 November 2014 30 November 2014
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LC Low-Pass Filter Analysis using the open-source computing language R .
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Camera Recording Monitor Using Current Sense Circuit
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- Written by Paulo Administrator Paulo Administrator
- Category: electronicsanddiy electronicsanddiy
- Published: 22 March 2016 22 March 2016
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How to make a camera recording monitor using a current sense circuit. |
Read more: Camera Recording Monitor Using Current Sense Circuit
Canon FD 50mm f/1.4 lens with the Sony NEX
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- Category: photography photography
- Published: 30 August 2014 30 August 2014
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My review of the Canon FDn 50mm f/1.4 adapted to the Sony E-mount (NEX) mirror-less camera.
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Olympus OM 200mm f/4 lens versus Canon EF-S 55-250 IS
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- Category: photography photography
- Published: 03 May 2013 03 May 2013
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The In this article, I compare an "old" Olympus OM Zuiko 200 mm lens with a modern Canon EF-S 55-250mm IS lens set at 200mm.
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Read more: Olympus OM 200mm f/4 lens versus Canon EF-S 55-250 IS