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Collin Matthews has updated the project titled Reactive Amplifier Load With Headphone Out.Jamie Matthews liked New Bed Level Sensor for 3D printer.Zachary Marlow has added a new log for Microscope fiber optic lighting rig (version 2).Rob Smith has updated the project titled Make Fake Fireflies/Lightning Bugs for your Garden.electronicsworkshops has added a new project titled Motion Detector Alarm Circuit Using PIR Sensor.electronicsworkshops has added details to Motion Detector Alarm Circuit Using PIR Sensor.PWalsh on Cool Face Mask Turns Into Over-Engineered Headache.Paul on Building A Tube-Based Stereo Amp, In Classic Style.Garbz on Building A Tube-Based Stereo Amp, In Classic Style.WereCatf on Cool Face Mask Turns Into Over-Engineered Headache.Piotrsko on Building A Tube-Based Stereo Amp, In Classic Style.Piotrsko on USB Drive Keeps Your Secrets… As Long As Your Fingers Are Wet?.KenN on Building A Tube-Based Stereo Amp, In Classic Style.Kirby on Cool Face Mask Turns Into Over-Engineered Headache.mayhem on Cool Face Mask Turns Into Over-Engineered Headache.James Williams on Re-reclaimed From Nature: Resurrecting A DT80 Terminal.Posted in Microcontrollers, Tool Hacks Tagged ESP32, ESP32-S2, oven, reflow Post navigationĮlectrolytes, They’re What Dehydrated Hackaday Writers Crave! 103 Comments If you’ve never seen anyone set heat-set threaded inserts into a 3D printed piece, be sure to watch around the four minute mark. Overall, the board looks great and the workmanship is also very good. You can also see how he integrated the board with a toaster oven. It is like watching a 3D printer, no matter how many times we see it, we still find it soothing to watch. The video is oddly relaxing, watching parts reflow. You could probably find a use for the board for other similar applications, not just ovens. The board sports several inputs and outputs including: You can see a video of the board’s assembly in the video below. The result is a versatile board based on the ESP32-S2. Wanted a single controller board that was usable with different reflow ovens or hotplates.