Oscilloscope
device · 1897 · Electric age
Shows the shape of an electrical signal on a CRT screen.
Inventor: Karl Ferdinand Braun.
What it is made of
- Cathode-ray tube — has part. The first ones used CRTs.
- Analog-to-digital converter — has part. Digital oscilloscopes.
Principles and materials it uses
- Steel — is made of. The hull is steel.