Half of US bridges are in 'fair' condition. These 3D models show parts that go first
To better understand the challenges of bridges, we've created interactive 3D models below that reveal the key factors ...
Hackaday7y
A 3D Printed Junction Transistor Model
[Chuck] has designed, printed and explained the workings of a BJT transistor using a 3D printed model. We really like this model because it goes a long way to shed light on some of the more subtle ...