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Chapter 4: Layer 1 -
Electronics and Signals
Links:
| 4.1 |
Basics of Electricity
| 4.1.1 |
A
helium atom
Helium |
| 4.1.2 |
Creating
stable atoms |
| 4.1.3 |
Static
electricity
"Static
Electricity" means "High Voltage" |
| 4.1.4 |
Electrical
current including insulators, conductors, and semiconductors
Forms
of Energy |
| 4.1.5 |
Electrical
measurement terms
Electricity
Fundamentals |
| 4.1.6 |
Analogy
for voltage, resistance, and current |
| 4.1.7 |
Graphing
AC and DC voltage |
| 4.1.8 |
Constructing
a simple series electrical current |
| 4.1.9 |
Purpose
of grounding networking equipment |
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| 4.2 |
Basics of Digital
Multimeters
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| 4.3 |
Basics of Signals and
Noise in Communications Systems
| 4.3.1 |
Comparing
analog and digital signals |
| 4.3.2 |
Using
digital signals to build analog signals |
| 4.3.3 |
Representing
one bit on a physical medium |
| 4.3.4 |
Network
signal propagation |
| 4.3.5 |
Network
attenuation
Connection
Denied |
| 4.3.6 |
Network
reflection |
| 4.3.7 |
Noise
Tests
on Conducted Electrical Noise |
| 4.3.8 |
Dispersion,
jitter, and latency |
| 4.3.9 |
Collision |
| 4.3.10 |
Messages
in terms of bits |
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| 4.4 |
Basics of Encoding
Networking Signals
| 4.4.1 |
Historical
examples of encoding |
| 4.4.2 |
Modulation
and encoding
Digital
Encoding |
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