Old Kit Review – Silicon Chip Transistor Beta Tester

15 December 2013

Introduction After exploring a quiet , dusty electronics store in the depths of suburbia the other week, I came across this kit from Altronics (K2534) which is the subject of this review. The Transistor Beta tester is the second revision of a tester designed by John Clarke for the March 1991 issue of Silicon Chip magazine, and […]

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Posted in altronics, K2534, kit review, test equipment, tronixstuff1 Comment

Arduino Tutorials – Chapter 22 – the AREF pin

12 December 2013

Learn how to measure smaller voltages with greater accuracy using your Arduino. This is chapter twenty-two of our huge Arduino tutorial series. Updated 12/12/2013 In this chapter we’ll look at how you can measure smaller voltages with greater accuracy using the analogue input pins on your Arduino or compatible board in conjunction with the AREF pin. However […]

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Posted in ADC, analogRead, arduino, aref, tronixstuff, tutorial4 Comments

Tutorial – LM3915 Logarithmic Dot/Bar Display Driver IC

09 December 2013

Introduction This is the second of three articles that will examine the LM391x series of LED driver ICs. The first covered the LM3914, this will cover the LM3915 and the LM3916 will follow. The goal of these is to have you using the parts in a small amount of time and experiment with your driver […]

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Posted in electronics, LM3915, TI, tronixstuff, tutorial0 Comments

Arduino Tutorials – Chapter 16 – Ethernet

06 December 2013

Learn how to connect your Arduino to the outside world via Ethernet This is chapter sixteen of our huge Arduino tutorial series. Updated 06/12/2013 In this chapter we will introduce and examine the use of Ethernet networking with Arduino over local networks and the greater Internet. It will be assumed that you have a basic understanding of computer networking, […]

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Posted in arduino, DEV-09026, DEV-11230, DHT22, ethernet, internet, iot, shield, tronixstuff, tutorial12 Comments

Kit Review – “Short Circuits” 3 Digit Counter

05 December 2013

Introduction Time for another kit review and in this instalment we have a look at the “3 digit counter” kit from Tronixlabs. This is part of a much larger series of kits that are described in a three volume set of educational books titled “Short Circuits”. Aimed at the younger readers or anyone who has […]

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Posted in education, electronics, kit, kit review, KJ8234, tronixlabs, tronixstuff6 Comments

Arduino Tutorials – Chapter 30 – twitter

04 December 2013

Learn how to tweet from your Arduino. This is chapter thirty of our huge Arduino tutorial series. Updated 16/06/2014 In this article you will learn how to send messages from an Ethernet-enabled Arduino to twitter. For the uninitiated who may be thinking “what is all this twitter nonsense about?”, twitter is a form of microblogging.  You can create a message […]

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Posted in arduino, ethernet, shield, tronixstuff, tutorial, twitter5 Comments

Tutorial – Send email with the Arduino Yún

23 November 2013

Introduction This is the third in a series of tutorials examining various uses of the Arduino Yún. In this article we’ll examine how your Arduino Yún can send email from a Google email account. Doing so gives you a neat and simple method of sending data captured by the Arduino Yún or other notifications. Getting Started If you haven’t already […]

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Posted in arduino, email, gmail, iot, temboo, tutorial, Yún5 Comments

Old Kit Review – Silicon Chip Mini Stereo Amplifier

22 November 2013

Introduction In this review of an older kit we examine the aptly-named “Mini Stereo Amplifier” from Dick Smith Electronics (catalogue number K5008), based on the article published in the October 1992 issue of Silicon Chip magazine. The purpose of the kit is to offer a stereo 1W+1W RMS amplifier for use with portable audio devices that only […]

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Posted in DSE, kit review, tronixstuff2 Comments

Arduino Tutorials – Chapter 15 – RFID

19 November 2013

Learn how to use RFID readers with your Arduino. In this instalment we use an RDM630 or RDM6300 RFID reader. This is chapter fifteen of our huge Arduino tutorial series. Updated 19/11/2013 Introduction RFID – radio frequency identification. Some of us have already used these things, and they have become part of everyday life. For example, with electronic […]

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Posted in arduino, lesson, rfid, RFR101A1M, RFR103B2B, seeedstudio, tronixstuff, tutorial

Kit Review – Altronics 3 Digit Counter Module

18 November 2013

Introduction In this review we examine the three digit counter module kit from Tronixlabs. The purpose of this kit is to allow you to … count things. You feed it a pulse, which it counts on the rising edge of the signal. You can have it count up or down, and each kit includes three […]

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Posted in altronics, cmos, counter, K2505, kit, kit review, LED, tronixlabs, tronixstuff1 Comment

Book – “Arduino Workshop – A Hands-On Introduction with 65 Projects”

14 November 2013

Over the last few years you may have noticed a few of my Arduino tutorials, and during this time many people have mentioned that I should write a book. And now thanks to the team from No Starch Press this recommendation has morphed into my book – “Arduino Workshop“: Now into the third print run, […]

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Posted in arduino, Arduino Workshop, book, lesson, tronixstuff, tutorial0 Comments

Tutorial – Google Docs and the Arduino Yún

11 November 2013

Introduction This is the second in a series of tutorials examining various uses of the Arduino Yún. In this article we’ll examine how your Arduino Yún can send data that it captures from the analogue and digital inputs and a real-time clock IC to an online Google Docs spreadsheet. Doing so gives you a neat and inexpensive […]

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Posted in arduino, DS3232, Google Docs, iot, spreadsheet, temboo, tronixstuff, tutorial, Yún7 Comments

Old Kit Review – Diesel Sound Simulator for Model Railroads

10 November 2013

Introduction In this review of an older kit (circa 1993~1997) we examine the Diesel Sound Simulator for Model Railroads kit from (the now defunct) Dick Smith Electronics, based on the article published in the December 1992 issue of Silicon Chip magazine. The purpose of this kit is to give you a small circuit which can fit in […]

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Posted in DSE, electronics, K3030, kit, kit review, model railway, tronixstuff2 Comments

Project – LED Cube Spectrum Analyzer

09 November 2013

Introduction A few weeks ago I was asked about creating a musical-effect display with an RGB LED cube kit from Freetronics, and with a little work this was certainly possible using the MSGEQ7 spectrum analyser IC. In this project we’ll create a small add-on PCB containing the spectrum analyser circuit and show how it can […]

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Posted in analyzer, arduino, com-10468, cube, freetronics, LED, MSGEQ7, projects, rgb, RGB LED, spectrum, tronixlabs, tronixstuff, tutorial

Kit Review – Altronics Pocket Oscillator

07 November 2013

Introduction In this review we examine the Pocket Oscillator Kit from Tronixlabs, based on an design from (the now defunct) February and March 1989 editions of Electronics Australia magazine – and manufactured by Altronics. The purpose of this oscillator is to give you a high quality, portable square or sine wave generator that can be […]

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Posted in altronics, K2544, kit, kit review, tronixstuff2 Comments

Tutorial – twitter and the Arduino Yún

29 October 2013

Introduction After spending almost $100 on an Arduino Yún to see what the fuss was about, it seemed like a good idea to find and demonstrate some uses for it. So in this article we’ll examine how your Yún can send a tweet using some simple example sketches – and the first of several Arduino Yún-specific tutorials. Getting […]

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Posted in arduino, tronixstuff, tutorial, twitter, Yún1 Comment

Review – “Ardublock” graphical programming for Arduino

25 October 2013

Introduction After helping many people get started with the world of Arduino and electronics,  we still find a small percentage of people who are turned off by the concept of programming or have trouble breaking larger tasks into smaller ones with regards to writing algorithms for their code/sketch. So after being introduced to a new […]

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Posted in ardublock, arduino, software, software review, tronixstuff, tutorial3 Comments

Freetronics OLED Display Competition Winner

24 October 2013

In September we published a review of the new Freetronics OLED Display module for Arduino and Raspberry Pi, and inside that review was the details for a simple competition – send in a postcard to go in the draw for a free OLED display. Today marks the end of the competition, so we’ve put all […]

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Posted in competition, freetronics, tronixstuff2 Comments

Tutorial – Arduino and the TLC5940 PWM LED Driver IC

21 October 2013

Use the Texas Instruments TLC5940 16-Channel LED Driver IC with Arduino in Chapter 57 of our Arduino Tutorials. The first chapter is here, the complete series is detailed here. Introduction Today we are going to examine the Texas Instruments TLC5940 16-channel LED driver IC. Our reason for doing this is to demonstrate another, easier way of driving many LEDs – and also […]

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Posted in arduino, BOB-10616, COM-10136, LED, PWM, servo, TI, tlc5940, tronixstuff, tutorial15 Comments

Review – NXP LPC800-MAX Development Board

18 October 2013

Introduction Now and again we examine various development boards designed for use with the mbed development platform for ARM microcontrollers, such as the the original mbed unit and the Freescale Freedom FRDM-KL25Z – and now we have another one from NXP … their new LPC800-MAX development board: Although the LPC800-MAX works with the mbed online compiler, you’re […]

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Posted in LPC800, LPC800-MAX, LPCxpresso, mbed, review, tronixstuff0 Comments

Tutorial – Arduino and the MAX7219 LED Display Driver IC

11 October 2013

Use the Maxim MAX7219 LED display driver with Arduino in Chapter 56 of our Arduino Tutorials. The first chapter is here, the complete series is detailed here. Introduction Sooner or later Arduino enthusiasts and beginners alike will come across the MAX7219 IC. And for good reason, it’s a simple and somewhat inexpensive method of controlling 64 LEDs in either […]

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Posted in arduino, as1107, COM-09622, LED matrix, lesson, max7219, part review, tronixlabs, tronixstuff, tutorial

Kit Review – Sinclair Cambridge Calculator

27 September 2013

Introduction It’s no secret that I enjoy kit reviews – it’s always interesting to see how well a kit goes together, along with the quality of parts, documentation and so on. But what about kits from the past? And not 2003. Recently a very rare opportunity to purchase a sealed Sinclair Radionics Cambridge calculator kit […]

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Posted in calculator, kit review, radionics, sinclair, tronixstuff, tutorial, vintage9 Comments

Review – Freetronics 128×128 Pixel Colour OLED Module

25 September 2013

Introduction Time for another review, and in this instalment we have the new 128×128 Pixel OLED Module from Freetronics. It’s been a while since we’ve had a full-colour graphic display to experiment with, and this one doesn’t disappoint. Unlike other displays such as LCD, this one uses OLED – “Organic Light-Emitting Diode” technology. OLEDs allow for […]

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Posted in arduino, freetronics, LCD, OLED, product review, raspberry pi, review, tutorial0 Comments

First look – Arduino Yún

18 September 2013

Introduction After being announced in May this year, the new Arduino Yún has arrived in the crowded marketplace – and I snapped up one of the first to arrive in Australia for an initial review. The purpose of which is to run through the out of box experience, and to see how easy it was to […]

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Posted in AR9331, Atheros, lesson, Linino, linux, review, temboo, tronixstuff, tutorial, Uncategorized, wifi, Yún8 Comments

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