| Application Notes & Technical Papers
by Company / Source Name | | Agilent Technologies | American Microwave Application notes for variable attenuators. | Analog Devices | Anaren | Andrei Grebennikov, M/A-COM Eurotec RF & Microwave Power Amplifier Design Lecture 1: Nonlinear Active Device Modeling Lecture 2: Impedance Matching Lecture 3: PA Design Fundamentals Lecture 4: High Efficiency Power Amplifier Design | Anritsu App Notes Downloadable application notes on RF & microwave test methodology. | Antenna Research Associates Standard Antenna Terms & Related Formulas. | 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 | Biology Daily Capacitor Basics - Definitions and configurations, with some equations and illustrations. | BroadcastPapers.com Huge Whitepaper Collection. | Carl Lodström The Noble Art of De-Coupling. | Cisco Systems Digital Transmission: Carrier-to-Noise, Signal-to-Noise & Modulation Error Ratio - Definitions, equations, images, tutorial. | | Colby Instruments | Compliance Engineering Antenna Pattern Measurement: Concepts and Techniques, part 1, by Dr. Michael D. Foegelle. The first article of this two-part series explores the basic concepts and techniques of antenna pattern measurement and evaluates the benefits and drawbacks of various measurement methods. | CurrentRF The RFDAC (Radio Frequency Digital to Analog Converter) Breakthrough and Advantages, by Michael Hopkins. | Cushcraft Corporation | Eagleware GaAs FET Power Amp Simulation. | EDN Access Battery Handling - Li-Ion, by Matt Schindler. | EDN | Electronic Components, Assemblies & Materials Association (ECA) EMI Filter Problems? Avoid them with proper installation and selection, by Mark Carter, Dearborn Electronics. | Electronic Design Clock Requirements for Data Converters - Equations for calculating jitter and phase noise in data converters, by Don Tuite. | Electrostatic Discharge Association Publications include standards and documents, books, EOS/ESD Symposia proceedings, selected papers and white papers, EOS/ESD Symposia presentations, ESD tutorial and seminar notes. | Emerson & Cuming Microwave Products | Energizer Application manuals - Alkaline, Carbon Zinc, Manganese Dioxide App Note, NiCad, NiMH, Silver Oxide, Zinc Air. | Evaluation Engineering The World of the Near Field, by Tom Lecklider. | FCC Office of Engineering and Technology Adaptive Antenna Tutorial - Spectral Efficiency and Spatial Processing. | Federal Communications Commission FCC This is a handy troubleshooting guide, mainly for commercial equipment such as television, AM/FM radio, paging systems, VCRs - even doorbell transformers. It was last updated in 1993. Still, it can be useful. | FlexiPanel Bluetooth Remote Control from Your Mobile Phone. FlexiPanel makes a lot of turnkey modules for ZigBee and Bluetooth applications. Admittedly, this concept does scare me a bit from a terrorist perspective!!! | Freescale Semiconductor | Glen Dash Designing Enclosures for EMC Compliance. Even though Dr. Dash is an accomplished expositor on Maxwell's Equations, his opening quote here is, "While science has devised new models and computerized methods for EMC design, your best tool for enclosure design may still be your thumb." | Glen Dash How RF Anechoic Chambers Work. This is a good introduction that covers the effects of physical distances and materials. | Granite Island Group Antenna Basics - In PDF format. | Herley Application Notes: Attenuators. | High Frequency Electronics A Review of Key Equalizer Specifications and What They Mean, by Richard Kurzrok. | High Frequency Electronics Electromagnetic Radiation and Human Health: A Review of Sources and Effects. | Electronic Design WebEE series of tutorials & primers. Many articles on Amplifiers and Filters, Batteries, Classes in Electronics, CMOS, Communications, Digital Filters, Electrostatics, Microprocessors, Medical, MOSFETs, Motors, Operational Amplifiers, Optoelectronics, PC Related, Phase Locked Loops, Power Conversion, Pressure Sensors, and Printed Circuit Boards. | INGECOM V / UHF Antenna Design. | International Rectifier App Notes App notes in .pdf format including motor control, lighting, high voltage ICs, class D audio, automotive, AC-DC, DC-DC, aerospace and defense, general, MOSFET, IGBT, diode, package, thermal. | Intersil RF Amplifier Design Using HFA3046, HFA3096, HFA3127, HFA3128 Transistor Arrays. | Ivan Boshnakov, Aerial Facilities Limited 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. | Johanson Technology | Linx Technologies | Lodestone Pacific Magnetic Core Design Rules. | M/A-COM | Maxim Integrated Products | MaxStream (now Digi) XBee Antennas - Practical information regarding the performance of the XBee and XBee-PRO RF Modules. | Maury Microwave Download application notes relating to Maury products and subjects of interest. |
| | | MECA Electronics | Merrimac Industries Quatrature Hybrids 90° Power Dividers/Combiners 10 kHz to 40 GHz General Information. | Micrel Antenna Design Tutorial, by Tom Yestrebsky. | Microwave Product Digest | Milmega Design and Construction of a 6kW Pulsed Amplifier for 1.2-1.4GHz Applications, Corporate Structure Amplifier, Design of a High Power Amplifier to Replace TWTAs in Airborne Applications, CW Amplifiers, Pulsed Amplifier, The Choice is Yours`, Application for Milmega Amplifiers in the Communications Industry. | Motorola Interference Technical Index | N6CA, ham-radio.com Antenna Application Notes. | Narda Microwave East | National Semiconductor ADC Interleaving - Interleaving ADCs for Higher Sample Rates, by Nicholas C. Gray. | National Instruments Designing Filters Using the Digital Filter Design Toolkit, by Rahman Jamal, Mike Cerna, John Hanks. | National Taiwan University | National Semiconductor A Tutorial on Applying Op Amps to RF Applications, by National Semiconductor. | Naval Education & Training Professional Development & Technology Center Navy Electricity and Electronics Training Series Module 10 - Introduction to Wave Propagation, Transmission Lines, and Antennas. | Navy's Electrical Engineering Training Series (NEETS) The entire series downloadable in PDF format. | Nikonians Battery Selection Guide - Lots of good information on battery chemistries and charge/discharge characteristics. | Optotek Amplifier Load Mismatch Design Using MMICAD - Application note, by D. Fitzpatrick. | Orban Microwave Products Antenna application notes from Orban Microwave Products. | Paul Wade W1GHZ The W1GHZ Online Microwave Antenna Book - Excellent - a good reference for all microwaves. | PowerStream Battery Chemistry FAQ - Here we discuss different of the battery designs currently used, some of the chemistry involved, and advantages and disadvantages of each design. | | Radiotronix | Rayovac Lifex™ Lithium Coin Cells & FB Encapsulated Lithium Coin Cells - Part 1, application notes & product data sheet. | RF Cafe | RF Design Absorbers Manage Military Electronics Microwave RFI - Various types of microwave absorbing materials use either dielectric or magnetic loss to limit RF interference in military electronics equipment, by Jack T. Gear Dampening Cavity Resonance Using Absorber Material - By implementing microwave absorbent material, unwanted cavity resonances are effectively dampened to prevent microwave radiation in circuits where PC-board is used as a cover, by Paul Dixon. Detecting Interfering Signals and Mitigating Them, by Steve Thomas. Fractals’ New Era in Military Antenna Design, by Nathan Cohen. Power Supply and Ground Design for WiFi Transceiver, by By Roger Bremer, Tracey Chavers, Zhongmin Yu. Predicting junction temperature and MTTF for MMIC devices, by Radha P.N. Setty. Sampling & Aliasing - Mathematical basics of band-limited sampling and aliasing, by Vladimir Vitchev.
| Rhode & Schwarz Downloadable list of app notes. | Signal Processing Group, Inc Bond wire failures ( fusing) in integrated circuits with pulsed currents – an analytical view. | Skyworks | | Spinnaker Microwave | Tech-Etch EMI/RFI Shielding. | Telecontrolli Antenna Design Considerations. |
| Texas Instruments Amplifiers & linear including audio amplifiers, op amps, comparators, current sensing, difference amplifiers, instrumentation amplifiers, isolation analog amplifiers, logarithmic amplifiers, sensors, sensor conditioning, 4-20mA transmitters, solenoid/valve power drivers (PWM), TEC & pump laser bias. | Texas Instruments Clocks & timers including clock circuits, real-time clocks, memory interface clocks and registers, digital media systems clocks, data communications clocks, wireless base station clocks. Data converters including analog monitor & control circuitry, analog to digital converters, CODECs, digital to analog converters, MicroSystem mixed-signal data converters, touch screen controllers. Digital signal processing including DaVinci™ digital media processors, C6000™ high performance DSPs, C5000™ power-efficient DSPs, C2000™ digital signal controllers, other TMS320™ DSPs. Interface including 1394, CAN, display interface, isolators, LVDS/M-LVDS/ECL/CML, PCI, RS-232, RS-422, RS-485, SCSI termination & transceivers, serializers & deserializers, UARTs, USB. Power management including AC/DC & DC/DC power supplies, battery management, hot swap & power distribution, linear regulators, plug-in power modules, power management special functions, supervisory circuits (voltage supervisors), non-isolated switching, DC/DC regulators, power management multi-channel IC (PMIC) solutions, lighting and display solutions, references, fusion digital power(TM) control solutions.
| UMR EMC Laboratory Technical Report
Measurement in FR-4 Determining Dielectric Constant and Loss Tangent in FR-4. | University of California Power Amplifier Design Lectures - ECE 145A/218A, by Professor Steve Long. | University of California RF Power Amplifier Design - Design and Implementation of a Common Collector Class B RF Power Amplifier in InGaP HBT Technology, by Oliver Isler | University of Guelph Capacitor history - A very nice introduction to capacitors including history back to Leyden Jar, by Tony van Roon. | University of Illinois Urbana-Champaign Complex Numbers, Phasors & Circuits - Another great PowerPoint presentation from, by Professor Amanogawa. | University of San Diego Amplifier Design - Design of Microwave Transistor Amplifiers Using S Parameters - EEE 194 RF course material. | University of San Diego, CA Filter Design, Distributed Element, from Ernie Kim. Periodic structures and equivalent lumped element models. | University of San Diego, CA Minimum loss attenuator, from Ernie Kim, Reference - RF Design Guide: Systems, Circuits and Equations. Peter Vizmuller. | University of San Diego, CA RF inductor design, from Ernie Kim. | University of Surrey A very extensive treatise of many antenna types, including definitions, photos, and examples, by David Jefferies. | University of Surrey Yagi-Uda Antennas - Tutorial with photographs of actual antennas, by David Jefferies. | UTE Microwave, Inc Basic Circulator Facts. | Vectron International Jitter in Clock Sources. | Virginia Polytechnic Institute & State University Effect of Admixtures, Chlorides, and Moisture on Dielectric Properties of Portland CementConcrete in the Low Microwave Frequency Range, Thesis by Kiran Pokkuluri | Virginia Polytechnic Institute & State University Ultra-wideband Propagation Measurements and Channel Modeling. DARPA NETEX Program Report on Through-the-Wall Propagation and Material Characterization. | Watkins Johnson | Wenzel Associates Low Frequency Circulator/Isolator Uses No Ferrite or Magnet, by Charles Wenzel. | Zarlink Semiconductor GPS Receiver Hardware Design. |
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