Sponsored By

Gadget Freak

Classic Tube Radio as a Bluetooth Speaker
Electronics
Bringing Back a Classic Tube Radio as a Bluetooth SpeakerBringing Back a Classic Tube Radio as a Bluetooth Speaker

Simulating the full tube-radio experience with Bluetooth, an ESP32, and Arduino software.

byDuane Benson
Nov 28, 2023|
8 Min Read
digikeyhack.jpg
Gadget Freak
Hack Your Way to a PrizeHack Your Way to a Prize
bySpencer Chin
Nov 2, 2023
2 Min Read
GettyImages-lego1386225336.jpg
Motors, Actuators, Conveyors
These Legos Are Not Just for KidsThese Legos Are Not Just for Kids
bySpencer Chin
Sep 8, 2023
rollercoaster.jpg
Gadget Freak
This Engineer Built His Own Roller CoasterThis Engineer Built His Own Roller Coaster
bySpencer Chin
Aug 15, 2022
How to Build Your Own Robotic Tail
Gadget Freak
How to Build Your Own Robotic TailHow to Build Your Own Robotic Tail
byJohn Blyler
Jun 25, 2020
4 Min Read
How to Add IoT Connectivity to Your Garage Door Opener
Gadget Freak
How to Add IoT Connectivity to Your Garage Door OpenerHow to Add IoT Connectivity to Your Garage Door Opener
byChris Wiltz
Jun 16, 2020
2 Min Read
How to Play Retro Video Games on Your Oscilloscope
Gadget Freak
How to Play Retro Video Games on Your Oscilloscope
How to Play Retro Video Games on Your Oscilloscope
Jun 9, 2020
|
2 Min Read
byChris Wiltz
How to Build Your Own Rotary Cellphone
Gadget Freak
How to Build Your Own Rotary Cellphone
How to Build Your Own Rotary Cellphone
May 12, 2020
|
2 Min Read
byChris Wiltz
How to Upgrade Your Arcade 1Up Game's Spinner Controller
Gadget Freak
How to Upgrade Your Arcade 1Up Game's Spinner Controller
How to Upgrade Your Arcade 1Up Game's Spinner Controller
May 6, 2020
|
5 Min Read
byDan Carney
COVID-19 Has Makers Building Their Own Ventilators
Gadget Freak
COVID-19 Has Makers Building Their Own Ventilators
COVID-19 Has Makers Building Their Own Ventilators
Apr 8, 2020
|
3 Min Read
byChris Wiltz
5 Tool Types Every Software Engineer Should Know
Gadget Freak
5 Tool Types Every Software Engineer Should Know
5 Tool Types Every Software Engineer Should Know
Mar 10, 2020
|
6 Slides
byJohn Blyler
Hacksmith DIY Star Wars Lightsaber
Gadget Freak
This DIY Lightsaber Cuts Through Metal
This DIY Lightsaber Cuts Through Metal
Feb 4, 2020
|
3 Min Read
byChris Wiltz
What Happened To Intel’s Early Facial Recognition Platform?
Gadget Freak
What Happened To Intel’s Early Facial Recognition Platform?
What Happened To Intel’s Early Facial Recognition Platform?
Jan 14, 2020
|
4 Min Read
byJohn Blyler
France’s Pollen Robotics is displaying their “Reachy” robot at CES2020.
Gadget Freak
Want To Build An Open Source Hardware And Software Robot?
Want To Build An Open Source Hardware And Software Robot?
Jan 13, 2020
|
8 Min Read
byJohn Blyler
Building a digital timer with the BBC micro:bit
Gadget Freak
Building a digital timer with the BBC micro:bit
Building a digital timer with the BBC micro:bit
Dec 10, 2019
|
5 Min Read
byDr. Don Wilcher
ROS 101: Monitoring a Push Button Switch with the Robot Operating System
Gadget Freak
ROS 101: Monitoring a Push Button Switch with the Robot Operating System
ROS 101: Monitoring a Push Button Switch with the Robot Operating System
Nov 6, 2019
|
3 Min Read
byDr. Don Wilcher
How to Build a Low-Frequency Theremin With the Evive
Gadget Freak
How to Build a Low-Frequency Theremin With the Evive
How to Build a Low-Frequency Theremin With the Evive
Sep 11, 2019
|
7 Min Read
byDr. Don Wilcher
ROS 101: An Intro to the Robot Operating System
Gadget Freak
ROS 101: An Intro to the Robot Operating System
ROS 101: An Intro to the Robot Operating System
Jul 1, 2019
|
6 Min Read
byDr. Don Wilcher
How to Build Alexa-Controlled DIY Smart Lights
Gadget Freak
How to Build Alexa-Controlled DIY Smart Lights
How to Build Alexa-Controlled DIY Smart Lights
Jan 10, 2019
|
7 Min Read
byWilliam Grill
DIY Casino Night with a Homemade Lotto Machine
Gadget Freak
DIY Casino Night with a Homemade Lotto Machine
DIY Casino Night with a Homemade Lotto Machine
Dec 12, 2018
|
3 Min Read
byDavide Marin
MegaDot: How to Give Your Amazon Echo Dot a Bass Boost
Gadget Freak
MegaDot: How to Give Your Amazon Echo Dot a Bass Boost
MegaDot: How to Give Your Amazon Echo Dot a Bass Boost
Nov 8, 2018
|
12 Min Read
byJoe Peck
Bake Smarter with Bake Mate
Gadget Freak
Bake Smarter with Bake Mate
Bake Smarter with Bake Mate
Oct 10, 2018
|
11 Min Read
byAvner Fernandes
How to Detect Harmful Gases in Your Home with ThingSpeak
Gadget Freak
How to Detect Harmful Gases in Your Home with ThingSpeak
How to Detect Harmful Gases in Your Home with ThingSpeak
Sep 12, 2018
|
8 Min Read
byWilliam Grill
How to Make a "Hungry" Robot
Gadget Freak
How to Make a "Hungry" Robot
How to Make a "Hungry" Robot
Aug 9, 2018
|
3 Min Read
byEunchan Park
How to Optimize Your Solar Panel Array
Gadget Freak
How to Optimize Your Solar Panel Array
How to Optimize Your Solar Panel Array
Jul 11, 2018
|
8 Min Read
byDrew Paul
How to Hack Amazon Alexa to Build a Connected Thermostat
Gadget Freak
How to Hack Amazon Alexa to Build a Connected Thermostat
How to Hack Amazon Alexa to Build a Connected Thermostat
Jun 12, 2018
|
5 Min Read
byWilliam Grill
Harvest Free Energy with a Crystal Energy Receiver
Gadget Freak
Harvest Free Energy with a Crystal Energy Receiver
Harvest Free Energy with a Crystal Energy Receiver
May 9, 2018
|
7 Min Read
byDrew Paul
Wireless Power with a DIY Tesla Coil
Gadget Freak
Wireless Power with a DIY Tesla Coil
Wireless Power with a DIY Tesla Coil
Apr 4, 2018
|
7 Min Read
byDrew Paul
How to Create a Smart Greenhouse with a DIY WiFi Timer/Controller
Gadget Freak
How to Create a Smart Greenhouse with a DIY WiFi Timer/Controller
How to Create a Smart Greenhouse with a DIY WiFi Timer/Controller
Mar 8, 2018
|
12 Min Read
byWilliam Grill
Set the Mood and Make Your Own WiFi-Controlled Lights
Gadget Freak
Set the Mood and Make Your Own WiFi-Controlled Lights
Set the Mood and Make Your Own WiFi-Controlled Lights
Feb 7, 2018
|
9 Min Read
byAndries Faassen
Build an Arduino-based 4-Channel Data Logger
Gadget Freak
Build an Arduino-based 4-Channel Data Logger
Build an Arduino-based 4-Channel Data Logger
Jan 10, 2018
|
7 Min Read
byWilliam Grill
How to Build an Electromagnetic Levitation Device
Gadget Freak
How to Build an Electromagnetic Levitation Device
How to Build an Electromagnetic Levitation Device
Dec 14, 2017
|
8 Min Read
byDrew Paul
Burglar
Gadget Freak
The Best DIY Gadgets For Securing Your Home
The Best DIY Gadgets For Securing Your Home
Nov 15, 2017
|
7 Slides
byChris Wiltz
The Linux Steampunk Conference Badge
Gadget Freak
The Linux Steampunk Conference Badge
The Linux Steampunk Conference Badge
Oct 12, 2017
|
9 Min Read
byRob Reilly
The Instagif NextStep-- Building a Camera That Takes Animated GIFs
Gadget Freak
The Instagif NextStep-- Building a Camera That Takes Animated GIFs
The Instagif NextStep-- Building a Camera That Takes Animated GIFs
Sep 12, 2017
|
13 Min Read
byAbhishek Singh

Editors' Choice

What is the residual value percentage of your car?
Automotive Engineering
J.D. Power Names 2024 Residual Value Winners
J.D. Power Names 2024 Residual Value Winners

Dec 6, 2023

Jeffrey Coolidge/Stone via Getty Images
Electronics
Vote for the DesignCon 2024 Engineer of the Year
Vote for the DesignCon 2024 Engineer of the Year

Dec 5, 2023

No one wants to be stranded by an unreliable vehicle.
Automotive Engineering
Consumer Reports 10 Least Reliable Cars for 2023
Consumer Reports 10 Least Reliable Cars for 2023

Nov 30, 2023

Recent
Jan 30 - Feb 1, 2024
DesignCon is the premier high-speed communications and system design conference and exposition, offering industry-critical engineering education in the heart of electronics innovation — Silicon Valley.
Learn More
Sign up for the Design News Daily newsletter.