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Signal Propagation vs Electron Drift

Basic electricity concepts relevant to electroculture systems

Signal Propagation vs Electron Drift

When a switch closes in a circuit, something surprising happens.

The electric field travels almost instantly, while the electrons themselves move much more slowly.

This simulation shows the difference.


Interactive Simulation

Signal Propagation vs Electron Drift

When a voltage is applied, the electric field travels through the wire almost instantly. The electrons themselves move much more slowly.

Current: 0.500 A

Yellow region = electric field propagating through the conductor.
Blue particles = electrons slowly drifting due to that field.


What You Are Seeing

Yellow region:

• electric field propagating through the wire

Blue particles:

• electrons drifting slowly in response to the field


Key Insight

Energy in electrical systems is transmitted primarily through the electric field, not the motion of individual electrons.

This concept is important when analyzing:

  • atmospheric charge collection
  • pulsed stimulation
  • capacitive coupling systems

Next module:

Implications for Electroculture