Transistor Amplifier Calculator
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- Category: electronicsanddiy electronicsanddiy
- Published: 03 February 2013 03 February 2013
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An Excel-based transistor amplifier calculator.
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My Lab Tour
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- Category: electronicsanddiy electronicsanddiy
- Published: 27 January 2013 27 January 2013
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Welcome to the paulorenato.com electronic's lab. In this article we have a look at my workspace and the many gadgets I've collected over the years.
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Praise for the Lo-Z Probe
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- Category: electronicsanddiy electronicsanddiy
- Published: 08 January 2013 08 January 2013
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Lessons learned on the topic of high-speed signal probing, and how to build a high-bandwidth "Lo-Z" probe for very little money.
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Karaoke Mixer
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- Category: electronicsanddiy electronicsanddiy
- Published: 24 December 2012 24 December 2012
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A sound mixer for a YouTube-based Karaoke system.
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A Dollar Store Voltmeter
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- Category: electronicsanddiy electronicsanddiy
- Published: 10 November 2012 10 November 2012
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How to make a cheap panel voltmeter from a dollar-store pedometer.
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Fume Extractor for Your Electronics Workbench
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- Category: electronicsanddiy electronicsanddiy
- Published: 13 October 2012 13 October 2012
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How to build a fume extractor for your electronics workbench using an old PC power supply.
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Building an Adjustable Constant Current Load
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- Category: electronicsanddiy electronicsanddiy
- Published: 23 September 2012 23 September 2012
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Building a constant current "dummy" load. A useful piece of test gear for any electronics lab.
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LED Fader for Home Lighting Applications
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- Category: electronicsanddiy electronicsanddiy
- Published: 31 August 2012 31 August 2012
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An LED lighting project with slow fade-in effect and two switchable lighting levels.
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Battery Operated Light Box
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- Category: electronicsanddiy electronicsanddiy
- Published: 17 August 2012 17 August 2012
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Build a battery operated light box for photographing small objects.
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Converting a Flashlight to LED
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- Category: electronicsanddiy electronicsanddiy
- Published: 06 August 2012 06 August 2012
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Converting a flashlight to LED.
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Flood Alarm
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- Category: electronicsanddiy electronicsanddiy
- Published: 05 August 2012 05 August 2012
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Flooding inside your home can have devastating effects. Protect yourself by building a simple flood alarm.
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