Learn how to implement finite-state machines in VHDL by creating a 4-bit binary counter. After compiling, it will run on an Altera CPLD development board…
Learn how to implement finite-state machines in VHDL by creating a 4-bit binary counter. After compiling, it will run on an Altera CPLD development board connected to a custom PCB with input switches and an LED display.
Learn about Wi-Fi HaLow, a long-range, low-power wireless standard for IoT applications.
Learn about Wi-Fi HaLow, a long-range, low-power wireless standard for IoT applications.
In this project, we mix the old and the new by integrating present-day BLE technology with a vintage Science Fair computer kit.
In this project, we mix the old and the new by integrating present-day BLE technology with a vintage Science Fair computer kit.
This article demonstrates the operation of an LTspice shift register and discusses details of its schematic and timing…
This article demonstrates the operation of an LTspice shift register and discusses details of its schematic and timing relationships.
Customizing the device parameters of LTspice's logic gates and flip-flops can help you more accurately simulate these…
Customizing the device parameters of LTspice's logic gates and flip-flops can help you more accurately simulate these components. This article walks through the specification process and provides some helpful tips.
This article explains how to successfully integrate logic gates into an LTspice simulation.
This article explains how to successfully integrate logic gates into an LTspice simulation.
The formation of eddy currents can cause problems for magnetic cores at high frequencies. To mitigate these undesirable…
The formation of eddy currents can cause problems for magnetic cores at high frequencies. To mitigate these undesirable effects, we first need to understand them.
In this article, we use the concept of magnetic field intensity to help explain how complex permeability models the…
In this article, we use the concept of magnetic field intensity to help explain how complex permeability models the losses of a magnetic core.
In this article, we explore two different methods for analyzing the impedance transformation ratio of a transmission line…
In this article, we explore two different methods for analyzing the impedance transformation ratio of a transmission line transformer.
In this project, which uses the Arduino IDE, we create and demonstrate a digital drawing pad using an ESP32-based e-paper…
In this project, which uses the Arduino IDE, we create and demonstrate a digital drawing pad using an ESP32-based e-paper display dev board, rotary encoders for drawing control, and an accelerometer for shake detection to initiate an erase.
Learn how to design the battery array that best fits your system’s power requirements. This article will help you…
Learn how to design the battery array that best fits your system’s power requirements. This article will help you interpret battery specifications, estimate operating life, and understand the relationship between capacity, load, and environment.
Learn about the characteristics and limitations of an operational amplifier’s output voltage range.
Learn about the characteristics and limitations of an operational amplifier’s output voltage range.
This article, the first in a two-part series on op amp signal swing, explains the characteristics and limitations of an…
This article, the first in a two-part series on op amp signal swing, explains the characteristics and limitations of an operational amplifier’s input voltages.
In this article, we compare the scope of factory and user calibration for vector network analyzers (VNAs). We then learn…
In this article, we compare the scope of factory and user calibration for vector network analyzers (VNAs). We then learn about the types of errors that calibration techniques can't correct.
In this project article, we design a handheld gaming console with wireless multiplayer functionality using ESP8266…
In this project article, we design a handheld gaming console with wireless multiplayer functionality using ESP8266 microcontrollers. We then program a game for it with the Arduino IDE.
Learn the basics of how vector network analyzer (VNA) calibration techniques correct measurement errors.
Learn the basics of how vector network analyzer (VNA) calibration techniques correct measurement errors.
In this article, we cover the basic behavior of the MOSFET common-source amplifier with different types of load.
In this article, we cover the basic behavior of the MOSFET common-source amplifier with different types of load.
In this article, we investigate two metrics used to characterize the performance of RF test and measurement systems.
In this article, we investigate two metrics used to characterize the performance of RF test and measurement systems.
In this project, we’ll use a Raspberry Pi Pico to build an adjustable clock with an LED display. We’ll then integrate…
In this project, we’ll use a Raspberry Pi Pico to build an adjustable clock with an LED display. We’ll then integrate the clock with a Radio Shack Science Fair Microcomputer Trainer programmed to function as a 7-bit binary counter.
In this article, we explore how the signal source and receivers of a VNA enable its function.
In this article, we explore how the signal source and receivers of a VNA enable its function.