This article introduces the RS-422 and RS-485 interfaces and explains why you might want to use them in your designs.
This article introduces the RS-422 and RS-485 interfaces and explains why you might want to use them in your designs.
How do designers cope with a system that has highly variable input amplitude yet requires fairly constant output…
How do designers cope with a system that has highly variable input amplitude yet requires fairly constant output amplitude? Let’s take a look.
The Zambroombi is the next step up from your neighbor's fancy Roomba. Set it and forget it!
The Zambroombi is the next step up from your neighbor's fancy Roomba. Set it and forget it!
This article provides insight into the importance of complex conjugates in electrical engineering.
This article provides insight into the importance of complex conjugates in electrical engineering.
Learn about the important characteristics, benefits, and applications of differential signaling, as well as the proper…
Learn about the important characteristics, benefits, and applications of differential signaling, as well as the proper layout techniques for differential signals.
When you have multiple LEDs with a common anode or common cathode, can you use just one current-limiting resistor?…
When you have multiple LEDs with a common anode or common cathode, can you use just one current-limiting resistor? Let’s take a look.
Freeze moments in time to easily produce extraordinary close-up pictures with your digital camera, an Arduino, and these…
Freeze moments in time to easily produce extraordinary close-up pictures with your digital camera, an Arduino, and these simple circuits.
Create a tracking device with an HC-12 transceiver, a GPS module, an Arduino, and Google Maps.
Create a tracking device with an HC-12 transceiver, a GPS module, an Arduino, and Google Maps.
How do you design a filter that (ideally) has the same gain for all frequencies? And, furthermore, why would you want to do this?
How do you design a filter that (ideally) has the same gain for all frequencies? And, furthermore, why would you want to do this?
This object detection toy will keep your cat's head spinning for hours!
This object detection toy will keep your cat's head spinning for hours!
The HC-12 is a 100mW multi-channel wireless transceiver you can use in your projects to transmit and receive serial information.
The HC-12 is a 100mW multi-channel wireless transceiver you can use in your projects to transmit and receive serial information.
This article uses examples to explain the technique of source transformation.
This article uses examples to explain the technique of source transformation.
Wireless Power Transfer holds the promise of freeing us from the tyranny of power cords. This technology is being…
Wireless Power Transfer holds the promise of freeing us from the tyranny of power cords. This technology is being incorporated into all kinds of devices and systems.
This project will show you how to make a device that can measure resistances as low as 0.1 ohms.
This project will show you how to make a device that can measure resistances as low as 0.1 ohms.
We’ll discuss some important layout and manufacturing concepts as we look at the PCB for the Robot Control Board.
We’ll discuss some important layout and manufacturing concepts as we look at the PCB for the Robot Control Board.
With the help of some solenoids, the Dancing Ghostbusters Toaster really topped off my Halloween costume this year!
With the help of some solenoids, the Dancing Ghostbusters Toaster really topped off my Halloween costume this year!
In the final installment, we build our light-blade and assemble the electronics into the hilt.
In the final installment, we build our light-blade and assemble the electronics into the hilt.
In part 3, we compile the firmware and build the controller at the heart of the Saber, then do initial testing and diagnostics.
In part 3, we compile the firmware and build the controller at the heart of the Saber, then do initial testing and diagnostics.
In part 2 of the LED saber project, we'll assemble the power and audio systems.
In part 2 of the LED saber project, we'll assemble the power and audio systems.