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Online Tutorial by National Instruments
TOC
#  Introduction to RF & Wireless Communications Systems
1. Marconi and the First Wireless Transmissions
2. What is RF?
3. Why Operate at Higher Frequencies?
4. Frequency Shifting through Frequency Mixing
5. Looking for more RF Basics?
6. Relevant NI Products
# RF and Microwave Spectral Analysis
1. Spectral Measurements (Part 1)
2. Spectral Measurements (Part 2)
3. Resolution Bandwidth
4. Harmonic [...]

File : pdf presentation, 887 KB, 53 pages
CONTENTS
Lightning Formation
Dielectric Breakdown
Lightning Formation
Charge Separation
Stepped Leaders
Streamers
Attachment
Return Stroke
Lightning Statistics
Lightning Safety
Lightning Dangers
Where is the safest place to be in a thunderstorm?
You’re in a canoe in the middle of a large lake when a thunderstorm approaches. What should
you do?
Lightning Protection
Lightning Protection
Lightning Rods
Building Ground
Inductance
Primary Lightning Protection
Arc Suppressors
Gas Discharge Tubes
Thyristors
Varistors
Diodes
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File : pdf, 4.9 MB,
TOC
CHAPT 1. INTRODUCTION
1.1 PURPOSE
1.2 BACKGROUND
1.3 COMPREHENSIVE ANALYSIS
1.4 FACTORS THAT AFFECT STREAM STABILITY
1.5 IDENTIFICATION AND ANALYSIS OF STREAM STABILITY PROBLEMS
1.6 ANALYSIS METHODOLOGY
1.7 MANUAL ORGANIZATION
1.8 DUAL SYSTEM OF UNITS
CHAPT 2. GEOMORPHIC FACTORS AND PRINCIPLES
2.1 INTRODUCTION
2.2 LANDFORM EVOLUTION
2.3 GEOMORPHIC FACTORS AFFECTING STREAM STABILITY
2.3.1 Overview
2.3.2 Stream Size
2.3.3 Flow Habit
2.3.4 Bed Material
2.3.5 Valley Setting
2.3.6 Floodplains
2.3.7 Natural [...]

File : pdf, 8.2 MB, 246 pages
TOC
1 THE DERIVATIVE
2 TRANSITIONS AND DERIVATIVES
3 ALGEBRAIC RULES FOR DIFFERENTIATION
4 THE REAL NUMBERS
5 CONTINUITY
6 GRAPHING
7 THE MEAN VALUE THEOREM
8 INVERSE FUNCTIONS AND THE CHAIN RULE
9 THE TRIGONOMETRIC FUNCTIONS
10 THE EXPONENTIAL AND LOGARITHM FUNCTIONS
11 THE INTEGRAL
12 THE FUNDAMENTAL THEOREM OF CALCULUS
13 LIMITS AND THE FOUNDATIONS OF CALCULUS
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INTRODUCTION
DEFINITIONS
BATTERY COMPONENTS AND OPERATION
Cells vs. Batteries
Primary and Secondary Cells and Batteries
Battery Components
Cell and Battery Voltage
Capacity and Battery Ratings
Series and Parallel Connections
LEAD-ACID BATTERY TYPES
Flooded Lead-Acid Batteries
Sealed Lead-Acid Batteries
OPERATION AND CONSTRUCTION
Lead-Acid Battery Active Materials
Electrochemistry of the Lead-Acid Cell
Negative and Positive Plate Construction Methods
Antimony/Calcium/Selenium/Tin Alloying
Specific Gravity
Effects of Discharge Rate and Temperature on Capacity and Life
APPLICATIONS
Starting, Lighting, and Ignition
Industrial
Traction
Stationary
Portable
SIZING [...]

File : pdf, 727 KB, 51 pages
TOC
1 Introduction
1.1. Scope
1.2. References
2 Purpose and Types of Maintenance and Repair
2.1. Purpose
2.2. Types of Maintenance and Repair
2.3. Repair Options
2.4. Importance of Weather
3 Full-Depth and Partial-Depth Patches
3.1. Introduction
3.2. Procedural Steps (Full-Depth Patch)
3.3. Procedural Steps (Partial-Depth Patch)
3.4. Problem Areas
4 Sprayed Asphalt Surface Treatments
4.1. Prime Coat
4.2. Procedural Steps [...]