Latest Assembly Projects

Counters using 7-segment LEDs are fun and useful projects for scoreboards and other numerical displays; here's one you can build.

Counters using 7-segment LEDs are fun and useful projects for scoreboards and other numerical displays; here's one you can build.

Learn how to build a device which senses when your computer monitor is physically rotated, and automatically tells your…

Learn how to build a device which senses when your computer monitor is physically rotated, and automatically tells your computer to rotate the display accordingly.

Design and theory behind the 5V-3A buck regulator based on the LM25575 to be used in the C-BISCUIT robot project.

Design and theory behind the 5V-3A buck regulator based on the LM25575 to be used in the C-BISCUIT robot project.

Soldering surface mount components by hand can be done, but reflow soldering in an oven is much quicker and produces more…

Soldering surface mount components by hand can be done, but reflow soldering in an oven is much quicker and produces more consistent results. Building a microprocessor controlled reflow oven is well within the abilities and budget of many hobbyists.

A toaster oven can do more than just make toast; guided by a PICAXE microcontroller, it can make a sweet reflow soldering station.

A toaster oven can do more than just make toast; guided by a PICAXE microcontroller, it can make a sweet reflow soldering station.

Whether for cooking or reflow soldering, a thermocouple is often the best choice for a high temperature sensor. The…

Whether for cooking or reflow soldering, a thermocouple is often the best choice for a high temperature sensor. The MAX31855, a PICAXE-08M2, a serial LCD, and a few lines of code will do the trick.

The intuitive, step-by-step procedure presented in this article will help you to successfully perform reflow soldering in…

The intuitive, step-by-step procedure presented in this article will help you to successfully perform reflow soldering in your toaster oven.

A PCB for a Wi-Fi communicator using a PICAXE 08M2 and an ESP-01 module driven by interactive code makes a handy setup…

A PCB for a Wi-Fi communicator using a PICAXE 08M2 and an ESP-01 module driven by interactive code makes a handy setup for data collection and IoT reporting.

What linear voltage regulator circuits lack in efficiency, they make up in simplicity and low noise. Here's a scheme for…

What linear voltage regulator circuits lack in efficiency, they make up in simplicity and low noise. Here's a scheme for 9 voltages from 2.5V to 15V on the same PCB design.

Part three of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

Part three of a series of articles on building a robot that can follow lines or walls and avoid obstacles!

With this microcontroller-to-PC interface you can conveniently monitor a temperature and visualize how the temperature…

With this microcontroller-to-PC interface you can conveniently monitor a temperature and visualize how the temperature changes over time.

Teaming up a PICAXE µC, a DS1307 real time clock module, and an LCD117 serial adapter with a liquid crystal display is…

Teaming up a PICAXE µC, a DS1307 real time clock module, and an LCD117 serial adapter with a liquid crystal display is a fun, educational way to assemble your own date and time demo.