Enginursday: ComSphere

May 18, 2017 2

How a hamster ball and Blynk app can detect not only motion, but perhaps something paranormal?

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Enginursday: DIY vs. off-the-shelf

May 11, 2017 1

A lot of the questions we field are related to accomplishing something cheaper via DIY. Until recently, chances of succeeding were variable, but things are starting to change.

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Making the SparkX Lab

May 4, 2017 9

A tour of our humble R&D abode and some of the projects we've been cooking.

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Enginursday: I2Considerations

April 20, 2017 6

In this Enginursday, we'll explore some of the problems that can creep up when connecting I2C devices

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Enginursday: A Bigger & Better Mixer

April 6, 2017 7

-or- How I spent my winter vacation.

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Enginursday: Home-Brew Alexa Endpoint

March 30, 2017 4

Amazon has released an example allowing you to create an Alexa endpoint on a Raspberry Pi 3 (or 2B). It's free and open source, so you can tear it apart, see how it works and modify it as you see fit!

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Enginursday: Battery Management

March 23, 2017 12

This post explores how to use the power control features of the Battery Babysitter to make a product with the features we expect from portable embedded electronics.

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Enginursday: Pandora's Box - The Moving Motion Detector

March 16, 2017 5

As I've been on location the past couple months attached to a secret project, I decided this week's build was going to be a motion detector I could use in the field.

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The Wild World of Connectors

March 9, 2017 14

The market for connectors is enormous. Let's discuss how to find the connector that works for you.

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Enginursday: Getting Started with LTspice

March 2, 2017 7

Learn the basics of SPICE simulation with Linear Technologies' free LTspice program.

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Enginursday: The Macchiato Synth and MIDI Tools

February 23, 2017 2

Our next installment in the Synth Saga fits in the palm of your hand!

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Enginursday: New Product Sneak Preview

February 16, 2017 2

Q&A With Jamie Robertson of Robertsonics

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Enginursday: Creating a Smart Water Sensor with the ESP32 Thing

February 9, 2017 13

Setting up a sensor to text you if your basement is in danger of flooding

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Enginursday: The LoverMatic

February 2, 2017 5

Revisiting the venerable HaterMatic project, with a Valentine's Day twist!

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Enginursday: Eniac, The Data-Logging Web Server

January 26, 2017 4

A brief overview of the new Raspberry Pi-based data-logging web server from Atlas Scientific

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Enginursday: The Pro-One and Proto-8 Synthesizers, with Teensy!

January 19, 2017 7

Looking to emulate modular synthesizers with the Teensy Audio platform? Read on!

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Enginursday: Voltage Regulator Temperature Mobile App

January 12, 2017 3

We've created an iOS and Android app that calculates if the power requirements of a linear regulator cause the temperature of the device to rise to unsafe, component-damaging levels.

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Enginursday: Sound Wave Printing

January 5, 2017 5

Using slow shutter-speed photography to capture sound waveforms

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Enginursday: Mort and Mary Present...Fun with Sockets, Part Deux - Old Products Never Die

December 29, 2016 11

The most complicated, over-the-top, MacGyver-Van Damme'd remote-controlled laser!

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Best of 2016 at SparkFun

December 23, 2016 0

There was plenty of good stuff in 2016!

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Enginursday: Fun with Sockets

December 22, 2016 7

These Raspberry Pi tips and Python tricks let you take your sensing projects off the desk and into the wild with wireless transmission and processing of data.

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Enginursday: The Great Eagle Library Cleanup of 2016

December 15, 2016 15

Check out the new and improved, tightened-up SparkFun Eagle libraries - now with uniformity, verified packages and documentation!

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Six Patents That I'm Going to Need, Like, Yesterday

December 8, 2016 12

We rag on the patent system pretty often here in Open-Source-Landia. Let's take a look at a few positive contributions patent holders are trying to make to our lives!

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Enginursday: This Should Be Easy, Right?

December 1, 2016 23

-or- Engineering Is Always Yak-Shaving.

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Enginursday: Levitating Light

November 17, 2016 16

Create your very own levitating light with just a handful of parts.

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Taking Your PiRetrocade to the Next Level

November 10, 2016 12

I started with a PiRetrocade kit and kept adding until I had a major appliance on my hands: my very own full-size arcade cabinet!

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Enginursday: Digital Handpan

November 3, 2016 11

Make your own digital handpan drum using the Teensy Audio Shield and the Teensy's built-in capacitive touch inputs.

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Enginursday: Haunted Spirit Board

October 27, 2016 1

Creating your very own animated prop for Halloween utilizing the STK!

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Enginursday: Playin' with Parylene

October 20, 2016 11

Conformal coatings have always been a big thing in the electronics world, but you rarely see it in the hobbyist/prototyping market. Here's our experience and where it is beneficial to use.

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Enginursday: Acoustic Noise Cancellation with Adaptive Signal Processing

October 13, 2016 12

Filter noise from your latest paranormal investigation field recordings, audio-capturing UAV or anything not related to either of those two things.

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Enginursday: Battle of the RTC

October 6, 2016 11

New tutorials and Arduino libraries for the DeadOn RTC and Real Time Clock module breakout boards – plus, a fun little analog clock project.

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Enginursday: Lessons Learned at the Workbench

September 29, 2016 6

A few thoughts on prototyping and breadboarding

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The Official Stock Photo Guide to Solar Power

September 22, 2016 6

Your farm-to-table walkthrough of solar power: Where does it come from, where does it go, and how many suns will you need for YOUR project?

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Enginursday: SparkFun Pong

September 15, 2016 9

A new twist to the classic party game, Beer Pong!

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SparkFun Things

September 8, 2016 11

We've made a "Stranger Things"-inspired message wall for your viewing (and tweeting!) pleasure.

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Enginursday: JavaScript ... the future of IoT?

September 1, 2016 4

How JavaScript has evolved into a language supporting an entire ecosystem of devices

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Enginursday: Linear Regulator Thermal Tests

August 25, 2016 9

This Enginursday tests a 7805 regulator with various heat sinks.

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Enginursday: Artificial Text

August 18, 2016 5

Playing around with auto-generating content, or predicting next words.

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Ghostly Gadgets - The Lone Sparksmen

August 11, 2016 10

The Lone Sparksmen explore the old legend of Buckskin Joe and Silver Heels on their first paranormal investigation.

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Enginursday: How useful are free tools?

August 4, 2016 15

When you're advertised free toolchains or free value-add, you're skeptical. Ninety-five percent of the time, you're correct, but does that mean the tool isn't worth it?

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Enginursday: SWIT Plant Monitor

July 28, 2016 15

Getting your plants up to Phant and digging in to IFTTT

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SparkFun + Bocoup <3 NodeBots Day

July 21, 2016 0

Join hundreds of makers and hackers around the world to learn about building robots with JavaScript.

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Enginursday: Creating a Custom, Phant-Interfacing Alexa Skill

July 14, 2016 4

How I taught my Amazon Echo to give me hyper-local weather reports

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Inflatable Friends

July 7, 2016 10

Make friends using simple inflatable robotics.

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Enginursday: Even a child could do it!

June 30, 2016 5

Stock photography babies show incompetent adults how to safely work with electronics.

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Enginursday: The TeensyBoom

June 23, 2016 2

Demonstrating a Teensy Audio-based drum machine.

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Enginursday: What (and why) is the Internet of Things?

June 16, 2016 10

An overview of IoT technology

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Enginursday: Light Up Your Home Life

June 9, 2016 2

Home automation with the ESP8266 is now easier than ever!

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Enginursday: Designing a FLiR Pi Camera

June 2, 2016 9

Watch and learn: a video about the design process for a mobile camera

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Enginursday: The Hot Seat

May 26, 2016 17

The long SparkFun tradition of mild sadism in the name of comedy continues!

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