Newsletter

N&V March 2017

N&V March 2017
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Description

Features

Computer Control and Interfacing with the NI MyRIO

by David Ward

See how to work with analog I/O using the NI MyRIO.


A Totally Retro Mode Makes a Comeback

by John Thompson

Morse code is alive and well as a means of communication, even in this digital age.


Translational Reality Interfaces

by Bryan Bergeron

Explore one new way of interacting with embedded systems, smart devices, and the Internet of Things by using a translational reality interface.



Projects

BUILD A SIMPLE INEXPENSIVE BALLISTIC CHRONOGRAPH

by Ron Newton

This ballistic chronograph can be used to measure all kinds of fun things like the speed of a pea shot from a straw, the muzzle velocity of a Nerf® gun, or maybe even the speed of a Hot Wheels® car in mid-jump!


Teensy Eight-Channel Digital Color Organ

by Craig Lindley

This digital color organ is designed to have good frequency selectivity so that the color and brightness of the display LEDs are directly related to the frequency content of the music it is supposed to be synchronized to; not just to its amplitude.



Columns

Q&A
by Kristen McIntyre
Reader Questions Answered Here (03.2017)
Find answers to questions on phantom power, extending Wi-Fi range on the cheap, and PBX and auto dialers.

The Ham’s Wireless Workbench
by H. Ward Silver
Wireless Modes — Part 1
If you employ a wireless data or voice link, you use are using modes. This column is an overview of fundamental modes used in communication systems.

The Spin Zone
by Jon McPhalen
Readdressing Smart Pixels
Today, smart LEDs are everywhere, and come in a variety of styles. It just might be time to have a look at my pixel driver and bring it up-to-date with new choices such as the SK6812RGBW.

TechKnowledgey
by Jeff Eckert
Events, Advances, and News (03.2017)
Information on current events, advances, and news in various technology fields.

Departments

Keeping It Simple
by Bryan Bergeron
Don’t overcomplicate your purchases.

Product Reviews

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