Application Notes & Technical Papers
by Company / Source Name

• Oscilloscope Fundamentals - Agilent App Note 1606
• Bluetooth Manufacturing Test - A Guide to Getting Started
• Choosing the Right Power Meter and Sensors
• Digital Modulation in Communications Systems - An Introduction
• Search application notes by subject, type of content, or category
• Square Law and Linear Detection
• Coaxial Electromechanical Switches

• A Design Guide to Instrumentation Amplifiers
  Download this 108-page, highly detailed handbook for free while it is available!
• Grounding for Low- & High Frequency Circuits
• Radio Design 101
• Shielding & Guarding

• Directional Couplers - Xinger - RF Power SMT Directional Coupler Cross Reference Guide
• Hybrid (90°) Coupler - Xinger - RF Power Surface Mount Hybrid Cross Reference Guide
• Resistive products, surface mount signal distribution, cased and caseless connectorized

Andrei Grebennikov, M/A-COM Eurotec

RF & Microwave Power Amplifier Design

Lecture 2: Impedance Matching

Lecture 3: PA Design Fundamentals

Anritsu App Notes
Downloadable application notes on RF & microwave test methodology.

Antenna Research Associates
Standard Antenna Terms & Related Formulas.

Apex Wireless
Frequency Hopping VS. Direct Sequence and Frequency Hopping (FH).

Applied Radio Labs
Group Delay Explanations & Applications.

ARRL
Class-E RF Power Amplifiers, by Nathan O. Sokal, WA1HQC.

ATC Ceramics
Dielectric Aging Phenomenon.

Atmel Corporation
ASIC Design Guidelines.

AVX Corporation

• Benefits of Thin-Film Dielectric Chip Capacitors at VHF, UHF and Higher Frequencies - By virtue of these characteristics and excellent mechanical features, this thin film capacitor is the ideal surface mount chip for high frequency applications.
• Ceramic capacitors technical information
• Energy and power handling capabilities of thin film and ceramic capacitors

• High-speed Measurement of RF Power Sweeps
• IBOC signal measurement by using Boonton’s 9102 Handheld Spectrum Analyzer

• 622 MBd ATM/SONET/SDH PHY Reference Design Development
• Adjust mis-matched delay lines in Cypress Semiconductor Application Note on Jitter in Transmission Systems
• CPDL Operating and Programming Manual
• Dewar-to-Dewar Data Transfer at 2 Gigabits per Second
• Fine tuning clock source for Agilent Pattern Generator 70841B
• Measuring Jitter in Digital Systems
• NEC Corporation High-resolution Measurement by a High-T Superconductor Sampler
• PDL-30A Operating and Programming Manual
• PDL-100A Application for Windows XP
• PG-1000A Pulse Generator User Manual
• SG-5000A Signal Generator User Manual
• Phase Noise Measurements & Jitter Analysis
• Synchronizing differential clock sources for Bit Error Ratio Test (BERT)

• Tutorial 1 - Basic concepts in signal analysis, power, energy and spectrum
• Tutorial 2 - What is Differential Phase Shift Keying
• Tutorial 3 - What is the DVB-S standard, a simplified version
• Tutorial 4 - Fourier Analysis Made easy - Part 1
• Tutorial 5 - Fourier Analysis Made easy - Part 2
• Tutorial 6 - Fourier Analysis Made Easy - Part 3
• Tutorial 7 - Hilbert Transform and the Complex Envelope
• Tutorial 8 - All About Modulation - Part 1
• Tutorial 9 - Baseband, Passband and Amplitude Modulation (AM)
• Tutorial 10 - All about Traveling Wave Tube
• Amplifiers (TWTA) and non-linear amplification
• Tutorial 11 - Link Budgets 101
• Tutorial 12 - Convolutional Coding and Decoding Made Easy
• Tutorial 13 - Coding Concepts and Block Coding
• Tutorial 14 - Inter Symbol Interference (ISI) and Raised cosine filtering
• Tutorial 15 - How to interpret an Eye diagram
• Tutorial 16 - Partial Response signaling and Quadrature Partial Response (QPR) modulation
• Tutorial 17 - Frequency Modulation (FM) , FSK, MSK and more
• Tutorial 18 - Unlocking the Phase Locked Loop (PLL) - Part 1
• Tutorial 19 - Unlocking the Phase Locked Loop (PLL) - Part 2
• Tutorial 20 - Modulation performance metrics and computation of BER
• Tutorial 21 - Linear Time Invariant systems and Matched filtering
• Tutorial 22 - Orthogonal Frequency Division Multiplex (OFDM, DMT)
• Tutorial 23a - About Lattice and cosets
• Tutorial 23b - Trellis coded Modulation (TCM)
• Tutorial 24 - Turbo Coding and MAP Decoding, Part 1
• Part 2 - The MAP decoding algorithm, step-by-step  Companion worksheet
• Tutorial 25 - CDMA

• Antenna Performance and Design Considerations for Optimum Coverage in Wireless Communication Systems
• Antenna Performance and Design Considerations for Optimum Coverage in Wireless Communication Systems

• A Guide To RF Switching Systems
• Creating Your Own RF Switching System
• Ethernet Software Configuration Application Note
• IEEE-488.2 (GPIB) Software Configuration Application Note

EDN

• Board Decoupling Using a Standard Methodology. To deal with the side effects of increased clock speeds and frequencies, engineers must bypass di/dt transitions and reduce noise, by Barry Caldwell.
• DACs - Double Rate With Mixers - Double DAC rate by using mixers as switches, by Randall Carver.

• Absorber Principles - Specular, 1/4 wavelength, graded absorber, surface currents, cavity resonance.
• Electromagnetic principles & applications that span the frequency range from 30 MHz through 100 GHz. Describes applications and properties.

• Analog & mixed signal application notes.
• Compact Integrated Antennas - Starts with basic antenna theory and builds through dipole, inverted-F, helix, loops, meandering, and other types. Ends with layouts & radiation patterns.
• Large list of application notes.

First-Time-Right Design Of RF/Microwave Class A Power Amplifiers Using Only S-ParametersA procedure of how to design RF/Microwave Class A power amplifiers in a very efficient and highly accurate manner when the only initial data available are the S-parameters of the transistors.

• Capacitor Q & ESR Explained
• Capacitor RF Current & Power
• Chip Balun: Definitions & Measurement

• Antennas: Design, Application, and Performance
• Modulation Techniques for Low-Cost RF Data Links
• RF 101 Information for the RF Challenged
• List of all application notes

• Part I: A General Design Procedure for Bandpass Filters Derived From Low Pass Prototype Elements
• Part II: A General Design Procedure for Bandpass Filters Derived From Low Pass Prototype Elements
• Design information, product information, quality information
• RF Directional Couplers and 3dB Hybrids Overview

• A/D and D/A conversion / sampling circuits
• A Measurement Technique for Determining RF Immunity
• Analog Filter Design Demystified
• Improving Receiver Intercept Point Using Selectivity
• Mixer 2x2 Spurious Response and IP2 Relationship
• Search application notes by category or by part number
• Understanding Common-Mode Signals

• Directional Coupler Basics
• Hybrid Coupler Basics

• IP Dust and Water Protection Rating

• Isolator/Circulator Basics
• Power Dividers as Combiners

• Reactive Splitters

• Why Directional Couplers Are Better for High Power Measurements vs. Attenuators
• WiMAX - A brief introduction to basic concepts and differences to WiFi