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Microwave Encyclopedia
Microwave Encyclopedia
   1 mm connectors
   1.85 mm connectors
Microwave Encyclopedia
   2.4 mm connectors
   2.92 mm connectors
Microwave Encyclopedia
   3 dB bandwidth
   3.5 mm connectors
   3D-MERFS Program (DARPA)
Microwave Encyclopedia
   438A Dual power meter (Agilent)
Microwave Encyclopedia
   7 mm connectors
Microwave Encyclopedia
   8510 Network analyzer (Agilent)
   8565 Spectrum analyzer (HP)
Microwave Encyclopedia
   ABCS
   Ablation, RF and microwave
   ABSORBING MATERIALS
   Active bias networks for FETs
   Active device, definition of
   AD8026 clamping amplifier, used for gate pulsing
   Adams resistive splitter
   Adapters, coax
   ADS example 1: two-state devices
   ADS example 2: multi-state phase shifter
   AESAs
   Air
   Airbridge inductance
   Alloy, fusible
   Alloy, solder
   Alloys, low expansion
   Altitude versus air pressure
   Alumina, 96%
   Alumina, 99.5%
   Aluminum
   Aluminum nitride
   Aluminum silicon carbide (AlSiC)
   AMERICAN WIRE GAUGE (AWG) CHART
   Amorphous, definition of
   Amplifier classes
   Amplifier efficiency
   AMPLIFIERS
   Amplifiers, active directivity of
   Amplifiers, balanced
   Amplifiers, common-leg
   Amplifiers, conditionally stable
   Amplifiers, distributed
   Amplifiers, Doherty
   Amplifiers, feedback
   Amplifiers, low noise (LNAs)
   Amplifiers, nonlinearity of
   Amplifiers, power
   Amplitude modulation measurements
   Analysis, electromagnetic
   Analysis, linear
   Analysis, non-linear
   AND gate
   Android apps for microwaves
   Anisotropic material
   Anisotropy
   ANTENNA DESIGN
   Antenna feed, RHCP
   Antenna, Vivaldi
   Antennas, dish
   Antennas, horn
   Antennas, microstrip patch
   Antennas, monopulse
   Antimonide-based compound semiconductors
   APC-7 connectors
   Aperture (smoothing function)
   Apps for microwaves
   April Fool's trick, microwave
   Arithmetic networks (monopulse)
   Arizona State University
   Armstrong, Edwin
   ARRL
   Artificial transmission lines
   Association of Old Crows
   ASTRONOMY, RADIO
   Atmospheric attenuation
   Atmospheric pressure
   Attachment
   Attenuation constant (alpha)
   Attenuation in coax
   Attenuation in microstrip
   Attenuation in waveguide
   Attenuation in waveguides
   Attenuation, minimizing
   Attenuaton in transmission lines
   Attenuator calculator
   Attenuator errors due to sheet resistance
   Attenuator math
   Attenuator resistor dissipation
   Attenuator RMS phase and amplitude errors
   Attenuator, Quan
   Attenuator, Waugh
   ATTENUATORS
   Attenuators - fixed
   Attenuators - reflection
   Attenuators - switchable
   Attenuators - temperature compensating
   Attenuators - variable
   Attenuators, L-pad
   Auburn University
   Automatic network analyzer (ANA)
   Avagadro's constant
   Averaging function (network analyzer)
   AWG (American wire gauge)
   Azimuth
Microwave Encyclopedia
   Backside processing
   Backward-wave couplers
   Baekeland, Leo Hendrik
   Bakelite
   Balanced amplifiers
   BALUNS
   Bandgap
   Bandpass filters
   Bandwidth
   Barium strontium titanate (BST)
   Barium strontium titanate (BST)
   Barkhausen, Heinrich Georg
   Barrel adapter
   Barrow, W. L.
   Bart's head
   BASIC CONCEPTS OF MICROWAVES
   BATTERIES
   Beads, ferrite
   BEAM-FORMING NETWORKS
   Beamwidth, antenna
   Bell, Alexander Graham
   Beryllium oxide (Beryllia)
   Besser, Les
   Bias networks
   Bias tee
   Bias tee design using lumped elements
   Bias tee, using quarter-wave stubs
   Binomial transformer
   Biological effects of EM radiation
   Bipolar transistor
   BITE
   Blanking, receiver
   Blocking, receiver
   Bock, Marvin J.
   Boltzmann's constant
   Bomac historical radar ads
   Bomb test (helium)
   BOOKS ON MICROWAVE ENGINEERING
   Boot, Henry Albert Howard
   Boresight
   Boresight error
   Bose, Jagadis Chandra (J.C.)
   Boules, growing
   Boutique foundry
   Box modes
   Bragg frequency
   Bragg, William Henry
   Bragg, William Lawrence
   Branchline converted to 180 degree coupler
   Branchline coupler
   Branchline coupler, double-box
   Branchline coupler, lumped element
   Branch-line coupler, three-way
   Branchline coupler, unequal power split
   Braun, Karl Ferdinand
   Brazing, definition of
   Breakdown voltage
   Broadband Technology Opprotunity Program
   Brow, quarter-inch
   Brown, William Cyrus
   BST (barium strontium titanate)
   BTOP
   Built-in test equipment
   Bullet adapter
   Butler matrix
Microwave Encyclopedia
   Cable rule of thumb
   Cables, coax
   CAD (COMPUTER-AIDED DESIGN)
   CAD, history of
   CADEC
   CAIN-01 (early CAD program)
   Cal kit, how (not) to trash it!
   Cal Tech
   Calculator, attenuators
   Calculator, coax
   Calculator, coplanar waveguide
   Calculator, dual coax
   Calculator, gain/NF/P1dB cascade
   Calculator, microstrip
   Calculator, reactance
   Calculator, resonant frequency
   Calculator, skin depth
   Calculator, spur search
   Calculator, TEM wavelength
   Calculator, unequal-split power dividers
   Calculator, VSWR
   Calculator, wire over ground
   Calendar, microwave events
   Calibrating a network analyzer
   Calibration factor
   Calibration factor, calculating
   Calibration kit, how (not) to trash it!
   Calibration of S-parameter measurements
   Capacitance of a transmission line
   Capacitance, charge storage
   Capacitance, sheet
   Capacitive reactance
   Capacitor equivalent series resistance (ESR)
   Capacitor materials
   Capacitor mathematics
   Capacitor parallel resonant frequency
   Capacitor, microwave modeling
   Capacitor, series-resonant frequency
   Capacitor, used for charge storage
   Capacitor, used for stability
   CAPACITORS
   Capacitors, electrolytic
   Capacitors, MOS
   Capacitors, multi-layer
   Capacitors, single-layer
   Carbon nanotubes
   Career Killers, Microwave
   Carrier-to-noise ratio (C/N)
   CASA Center
   CASCADE ANALYSIS
   Cascaded splitters and couplers
   Cassegrain, Laurent
   Cell phone locker, magic
   Cell phones
   CEM basics
   Chalcogenide switches
   Chalmers
   CHARACTERISTIC IMPEDANCE (Z0)
   Chicken dots
   Chip & wire construction
   ChiTAR
   Choke, RF
   Chromium
   Circuit card assemblies, microwave
   Circular waveguide
   Circulator, switchable
   CIRCULATORS
   Classes, amplifiers
   Clemson University
   CMOS, silicon
   CNC machining
   COAX
   Coax attenuation
   Coax cables, industry standards
   Coax calculator
   Coax compromise
   Coax cutoff frequency
   Coax power handling
   Coax, dual-dielectric calculator
   Coax, minimizing attenuation
   Coax, multi-dielectric
   Coax, off-center
   Coax, why fifty Ohms?
   Coax-to-waveguide transition
   Coefficient, reflection
   CO-FIRED CERAMICS
   Cohn, Seymour B.
   Cold S-parameters
   COLLEGE PROGRAMS IN MICROWAVE ENGINEERING
   Color code, connector
   Colorado State University
   Combiners, Doherty
   COMBINING, POWER
   Commercial off the shelf (COTS) parts
   Common source
   Common-leg circuits
   Communications systems using microwaves
   COMPACT software
   Comparator networks (monopulse)
   Composite second order distortion (CSO)
   Composite triple beat distortion (CTB)
   Compound semiconductor
   Compression point
   Computer files: common file extensions
   COMPUTER-AIDED DESIGN (CAD)
   Conducting materials
   CONDUCTIVITY
   Conductor, definition of
   Conferences, microwave
   Connector care
   Connector color code
   Connector sex
   Connector species
   Connector torque
   CONNECTORS
   Connectors, precision
   Connectors, push-on
   Connectors, reverse polarity
   Connectors, SMA and SSMA
   Connectors, SMB
   Connectors, SMC
   Connectors, SMP
   Connectors, SMPM
   Connectors, SSMA
   CONSTANTS, PHYSICAL
   Constructive interference of VSWRs
   Contact lithography
   Continous wave (CW)
   Continuous wave (CW) signal
   Conversion factors and units
   Conversion Table, English/Metric
   Cooler, thermo-electric
   COPLANAR WAVEGUIDE (CPW)
   Coplanar waveguide calculator
   Copper
   Copper, ounces of
   Corner reflectors
   Corporate power combiner
   Corporate power dividers
   Countermeasures, electronic
   Coupled line couplers
   Coupled power combiners
   Coupler, microstrip "3dB"
   Coupler, patch
   COUPLERS AND SPLITTERS
   Couplers, backward-wave
   Couplers, coupled line
   Couplers, forward-wave
   Cripp's analysis
   Crossmodulation
   Crossover, RF, using hybrid couplers
   Cryogenics
   CRYSTAL OSCILLATORS
   Crystalline, definition of
   Crystals Go to War
   Curve tracer example 1, MESFET I-V curves
   Curve tracer example 2, Schottky diode VF
   Curve tracer example 3, voltage regulator
   CURVE TRACER MEASUREMENTS
   Curve tracer modification
   Curve tracer, controlling oscillations
   CW (continuous wave)
   Czochralski method
   Czochralski, Jan
Microwave Encyclopedia
   Dagging
   Danmarks Tekniske Universitet (DTU)
   DARPA MICROWAVE PROGRAMS
   DC block
   DC return
   de Forest, Lee
   de Moura, Father Roberto Landell
   Decibels
   Decoys, electronic
   De-embedding S-parameters
   DeForest, Lee
   Degradation, graceful
   Delta port
   Depletion-mode FET
   DETECTORS
   Detectors, history of
   Diamagnetic materials
   Diamond, use in microwaves
   Dicing a wafer
   Dielectric conductivity loss
   Dielectric constant (DK)
   Dielectric constant, effective
   Dielectric constant, measuring
   Dielectric constants, miscellaneous materials
   Dielectric loss tangent
   Dielectric loss tangent loss
   Diffusion
   DIGITAL LOGIC FOR MICROWAVE CIRCUITS
   Diode, Gunn
   Diode, IMPATT
   Diode, PIN
   Diode, Schottky
   Diode, tunnel
   Diode, Zener
   DIODES, MICROWAVE
   Dip-brazing waveguide
   DIPLEXERS
   Dipole
   Directed energy weapons
   DIRECTIONAL COUPLERS
   Directivity
   Directivity, antenna
   Discrete devices
   Dispersion
   Dispersion, low frequency, in TEM
   Dissipation factor (DF)
   Distortion, composite second order (CSO)
   Distortion, composite triple beat (CTB)
   DISTORTION101
   Distributed amplifier
   Distributed elements
   Dk and Df extraction spreadsheet
   Doherty amplifiers
   Dopants
   Doppler shift equations
   Doppler, Christian Andreas
   Double-balanced mixers
   Double-ridged waveguide
   Doublers
   Drain efficiency
   Drain pulsing
   Drain, FET
   DRILL SIZES
   Droop, voltage
   Drop, voltage
   DUPLEXERS
   Dust caps, connectors
   Duty factor
   Dynamic range
Microwave Encyclopedia
   E plane, E plane bend
   E-beam lithography
   Edge coupler, microstrip equal-split
   Effective dielectric constant
   Efficiency factor
   EFFICIENCY OF MICROWAVE DEVICES
   Efficiency, amplifier
   Efficiency, antenna
   Efficiency, drain
   Efficiency, power added
   Efficiency, total
   Efficiency, wall-plug
   Egg crate construction
   Elbow connectors
   Electro-forming waveguide
   Electro-magnetic interference (EMI) measurements
   ELECTROMAGNETIC WAVE FUNDAMENTALS
   Electromagnetics, computational
   Electron charge
   Electron mass
   Electronic bandgap (EBG)
   ELECTRONIC DESIGN AUTOMATION (EDA) SOFTWARE
   Electronic discharge machining (EDM)
   ELECTRONIC WARFARE
   Electro-static discharge (ESD)
   Elevation
   EMI filter
   EMI/EMC, BASICS OF GOOD DESIGN
   Engineering jokes
   Enhancement-mode FET
   Epitaxy
   Epoxies
   Equalizer, linear example 1
   Equalizer, linear example 2
   Equalizer, parabolic example 1
   EQUALIZERS, GAIN
   Equivalent noise temperature
   Equivalent series resistance (ESR)
   Error function
   Esaki, Leo
   ESD (electro-static discharge)
   ESD protection circuits
   ESR (equivalent series resistance)
   Etch factor
   Eutectic solder
   Even mode impedance
   Events calendar, microwave
   Ewen, Harold Irving
   Exciter
   Expansion, temperature coefficient
Microwave Encyclopedia
   Faraday, Michael
   Far-field
   Farnsworth, Philo Taylor
   Feed, H-tree
   Feedback, parallel
   Feedback, series
   Feedthrough, EMI filter
   FEEDTHROUGHS
   Fellowship, IEEE
   Ferrite beads
   FERRITE DEVICES
   Ferrite switches
   Ferroelectric materials
   Ferromagnetic materials
   Fessenden, Reginald Aubrey
   FETs (FIELD EFFECT TRANSISTORS)
   FETs used in switches
   Fifty ohms, why?
   Filling factor
   Filter, Bessel-Thomson
   Filter, Butterworth
   Filter, Chebyshev
   Filter, Gaussian
   FILTERS
   FILTERS, LUMPED ELEMENT
   Filters, schematic symbols of
   Final-frontside tests
   Fine leak test
   Fine leak test
   Finite element analysis
   Finline
   Flat leakage
   Flat, wafer
   Flatness
   Fleming, John Ambrose
   Flexguide (flexible waveguide)
   FLIP-CHIP TECHNOLOGY FOR MICROWAVES
   Fluxes
   Forming gases
   Fort Monmouth Signal Corps Laboratories
   Forward-wave couplers
   Foundries (as in MMICs)
   Foundry, boutique
   Foundry, pure-play
   FR-4
   FraudoCAD
   Fraunhoffer region
   Free pocketknife!
   Free-space impedance
   Frequency bands
   Frequency letter bands (IEEE Standard 521-1984)
   Frequency meters
   Frequency modulation measurements
   Frequency translators
   FREQUENCY, WHAT'S THE?
   Frequently Asked Questions
   Fresnel region
   Friis equation (cascading noise figure)
   Friis, Harald
   Fuze, VT (WW II)
Microwave Encyclopedia
   GaAs bulk properties
   GaAs HBT
   GaAs MESFET
   GaAs MHEMT
   GaAs PHEMT
   GaAs semiconductors
   GAIN
   Gain compression
   Gain equalizers, linear
   Gain equalizers, parabolic
   Gain expansion
   Gain, antenna
   Gain, maximum available (GMAX)
   Gain, maximum stable (MSG)
   Gallium arsenide bulk properties
   Gallium arsenide semiconductors
   Gallium nitride bulk properties
   Gallium nitride semiconductors
   GaN bulk properties
   GaN HEMT
   GaN semiconductors
   Gate formation
   Gate length and width
   Gate pulsing
   Gate recess
   Gate, FET
   Gauss, Johann Carl Friedrich
   Gel-paks
   Georgia Tech
   Gibson, Peter J.
   GIFT SHOP
   Gigital
   Ginzton, Edward L.
   Glass materials
   Glass sealing materials
   Gleason, K. Reed
   Global positioning system (GPS)
   Glove box
   Gold
   Goofus and Gallant design detectors
   GPO connectors
   Graceful degradation
   Gradient optimization
   Grammar and punctuation
   Grating lobes
   Greek letters in microwaves
   Greentape, Ode to (as in LTCC)
   Gross leak
   Gross leak test
   GROUND
   Ground Plane
   GROUP DELAY
   Group delay measurements
   Group delay flatness
   Group delay in filters
   Group delay simulation
   Group delay smoothing
   Group velocity
   Guillaume, Charles Édouard
   Gunn diode
   Gunn diode oscillators
   Gunn, John (Ian) Battiscombe
   Gunnplexer
   Gysel coupler, N-way
   GYSEL POWER SPLITTER
   Gysel unequal splitter
   Gysel versus rat-race coupler
Microwave Encyclopedia
   H plane, H plane bend
   HALL OF FAME, MICROWAVE
   Ham radio
   Handy COMPACT
   Hansen, William Webster (Bill)
   Harvard University
   Hazardous materials
   HBT
   HBTs
   HEAT
   HEATING WITH MICROWAVES
   Heaviside, Oliver
   Henry, Joseph
   Hermeticity
   Hertz, Heinrich
   Heterodyne, history of
   Heterojunction bipolar transistor (HBT)
   Hewlett, William
   High temperature co-fired ceramics
   Highpass filters
   Historical microwave test equipment
   Historical radar ads
   History of microwave connectors
   HISTORY OF MICROWAVE ENGINEERING
   History of microwave oven
   History of microwave software
   History of MMICs
   Homodyne receiver
   Horn antennas
   Housing materials
   Housings
   HP536A frequency meter
   HP805A slotted line
   H-tree feed
   H-tree feed
   Hull, Albert Wallace
   Humor
   Huygens, Christiaan
   Hybrid (3 dB) couplers
   Hybrid (3 dB) couplers, 180 degree
   Hybrid (3 dB) couplers, 90 degree
   Hybrid modules
   Hybrid power splitter (branchline)
   Hybrid, ring (rat-race power splitter)
   Hydrogen getter
   Hydrogen poisoning
Microwave Encyclopedia
   IDSS (saturated drain current)
   IEEE MTT-S
   Illinois Institute of Technology
   Image frequency
   Image noise foldover
   Image rejection mixers
   IMAGES FROM MESSAGE BOARD
   IMAX (maximum drain current)
   Impedance, characteristic
   Impedance, free-space
   Impedance, intrinsic
   Indian Institutes of Technology
   Indium
   Indium phosphide semiconductors
   Inductance of a transmission line
   Inductance, airbridge
   Inductance, wirebond
   Inductive reactance
   Inductor mathematics
   INDUCTORS
   InP
   InP HBT
   Insertion loss and gain
   Instantaneous bandwidth
   Insulator, definition of
   Interconnect technologies
   Intermetallics
   Intermodulation products
   Intermodulation ratio
   Intermodulation, passive
   Interpolation
   Interpolation, linear
   Interpolation, linear, using Excel
   Intrinsic impedance
   Invar
   Ioffe, Abram Fedorovich
   Ion implantation
   Iowa State College
   iPhone apps for microwaves
   Iridium
   Iron
   Isolation
   Isolation implant
   Isolation resistors
   Isolators
   Isotropic material
   Isotropic radiator
   Isotropy
   ITAR
   I-V characteristics
Microwave Encyclopedia
   Jauman, Johannes
   Jaumann absorber
   Johns Hopkins University
   Jokes, engineering
   Jones, EMT
   Josephson Junctions
Microwave Encyclopedia
   K connectors
   Kamerlingh-Onnes, Heike
   Kansas State University
   Keffective
   Kentucky windage
   K-factor (stability factor)
   Kilby, Jack
   Klopfenstein taper
   Klopfenstein, Ralph Walter
   Klystron
   Knee voltage
   Knife, free offer
   Known-good die (KGD)
   Kompfner, Rudolf
   Kouzoujian splitter
   Kovar
   Kraus, John Daniel
   Kroemer, Herb
   Kulicke, Frederick W.
   Kurokawa, Kaneyuki
Microwave Encyclopedia
   Lab, microwave
   Laboratory safety
   Lamarr, Hedy
   LANGE COUPLERS
   Lange, Julius
   Large signal response, definition of
   LDMOS
   Lead
   Leak rate
   Leak testing
   Leakage, flat
   Leakage, spike
   LEC crystals
   Left-handed materials
   Letter bands, frequency
   Light velocity
   Light, speed of
   Lim-Eom power combiner example #1
   Lim-Eom power combiner example #2
   Lim-Eom power splitter
   Limiters
   Limiters, non-linearity of
   Line stretcher
   Line stretcher example #1
   Line stretcher example #2
   Linear interpolation using Excel
   Linearizers
   Links, microwave
   Liquid encapsulated Czochralski (LEC)
   Liquidus temperature of solder
   Lithography, types of
   Liverpool John Moores University
   LNA (low noise amplifier)
   LNA, series feedback
   LOAD PULL FOR POWER DEVICES
   Load pull, harmonic
   Load-pull effects on power combiners
   Log amp
   Loomis, Alfred Lee
   Loss due to dielectric conductivity
   Loss due to dielectric loss tangent
   Loss due to metal
   Loss due to radiation
   Loss factor
   Loss in transmission lines
   Loss tangent, dielectric
   Lossless networks, properties of
   Low expansion alloys
   Low noise amplifier (LNA)
   Low noise block (LNB)
   Lowpass filters
   Low-temperature co-fired ceramic (LTCC)
   L-pad attenuators
   Lumped element filter calculator instructions
   LUMPED ELEMENT FILTERS
   LUMPED ELEMENTS
Microwave Encyclopedia
   Magic cell phone locker
   Magic tee
   Magnetron
   Magnetron
   Magram
   Mantenna
   Marconi, Guglielmo
   Marcuvitz, Nathan
   Mark 53 Fuze (WW II)
   Massachusetts Institute of Technology (MIT)
   Matched networks, properties of
   MATCHING NETWORKS
   MATERIALS FOR MICROWAVE ENGINEERING
   Materials, absorbing
   Materials, capactors
   Materials, conductor
   Materials, glass
   Materials, hard substrates
   Materials, hazardous
   Materials, high permeability
   Materials, magnetic
   Materials, miscellaneous
   Materials, resistor
   Materials, soft substrates
   Materials, structural
   Matthaei ,George
   Maximally-flat transformer
   MAXIMUM POWER TRANSFER THEOREM
   Maxwell, James Clerk
   Maxwell's Equations
   McAfee, Walter S.
   Meandered gate
   MEASUREMENTS AND TEST EQUIPMENT
   Measurements, group delay
   Measurements, load pull
   Measurements, noise parameters
   Measurements, power meter
   Measurements, spectrum analyzer
   Measurements, Z0
   Medical applications - VSWR problems
   Medical applications of microwaves
   MEMS (MICRO-ELECTRO-MECHANICAL SYSTEMS)
   MEMS, Riddle of
   Mesa etch
   Mesa resistors
   MESFET
   MESSAGE BOARD IMAGES
   Metal loss
   Metamaterials
   METROLOGY
   MHEMT
   Michelson, Albert Abraham
   MICROSTRIP
   Microstrip "3dB" coupler
   Microstrip calculator
   Microstrip equal-split edge coupler
   Microstrip loss
   Microstrip loss due to substrate conductivity
   Microstrip patch antenna
   Microstrip, minimizing attenuation
   Microwave conferences and events
   Microwave frequency bands
   MICROWAVE HEATING
   Microwave imaging
   Microwave modules
   Microwave oven - testing the seal
   Microwave oven history
   MICROWAVE SLANG
   Microwaves, what are?
   Microwaves101 pocketknife offer!
   Millimeter-waves
   MIL-SPECS FOR MICROWAVES
   MIMO - an historical tutorial
   Minimizing attenuation
   Mismatch loss
   Missouri University of Science and Technology
   Mitered bends
   Mixer mess!
   Mixer noise figure
   Mixer spur chart
   Mixer waveforms
   MIXERS
   Mixers, double balanced
   Mixers, image rejection
   Mixers, nonlinearity of
   Mixers, sub-harmonic
   MMIC design
   MMIC semiconductor technology tradeoffs
   MMICs (MICROWAVE MONOLITHIC INTEGRATED CIRCUITS)
   MMICs, history of
   MMICs, Three-Dimensional
   Modulator, RF breadboard
   Modulator, vector
   Modules, microwave
   Monocrystalline, definition of
   MONOPULSE ANTENNAS
   Monopulse comparator networks
   Monopulse comparator using branchline
   Monopulse comparator using rat-race
   Montana State University
   Morkoc, Hadis
   MOSFET, used for drain pulsing
   Mud flaps, six sigma
   Multi-chip module (MCM)
   Multipaction
   Multiplexers
   Multipliers
   Multipliers, mon-linearity of
   Multi-state simulation part I
   Multi-state simulation part II
   Museum of Test Equipment
   Mushroom gate
Microwave Encyclopedia
   NAND gate
   Napier, John
   National Institute of Technology, Trichy
   National Taiwan University (NTU)
   Navy Electricity and Electronics Training Series (NEETS)
   Navy Handbook on EW and Radar Systems Engineering
   N-channel FET
   Near-field
   Neper, what's a
   Netlist interface
   NETWORK ANALYZER MEASUREMENTS
   NETWORK THEORY
   Neunundneunzig Luftballons
   Nickel
   NIP diodes
   Noise factor
   NOISE FIGURE
   Noise figure of passives
   Noise figure, mixer
   Noise parameters
   Noise temperature
   NONLINEAR DEVICES
   Nonlinear transmission lines
   Non-reciprocal networks, properties of
   NOR gate
   North Carolina State University
   NOT gate
   Null depth, monopulse
   N-way power splitters
   Nyquist, Harry
Microwave Encyclopedia
   Octave bandwidth
   Odd mode impedance
   Oersted, Hans Christian
   Ohio State University
   Ohm, Georg Simon
   Ohmic metal
   Old Crows, Association of
   Omnidirectional radiator
   Optimization
   Optimization, gradient
   Optimization, random
   OR gate
   Oscillator, Gunn diode
   OSCILLATORS FOR MICROWAVE SYSTEMS
   OSCILLOSCOPE MEASUREMENTS
   Ounces of copper
   Oven, microwave, history of
   Overlay couplers
   Owen resistive splitter
   Owen resistove splitter example #1
   Oxygen absorption bands
Microwave Encyclopedia
   P1dB
   PACKAGING, ASSEMBLY AND INTERCONNECTS
   Packard, David
   Pain ray
   Palladium
   Parabolic gain equalizers
   Parabolic reflector
   Parallel plate waveguide
   Paramagnetic materials
   Parameters, noise
   Particle impact noise detection (PIND)
   Pascal's triangle
   Paschen, Friedrich
   Paschen's Law
   Passivation
   Passive device, definition of
   Passive intermodulation
   Passives, noise figure of
   Patch antenna, microstrip
   Patch coupler
   Pattern, antenna
   P-channel FET
   Peak power, designing for
   Peltier effect
   Pengelly, Raymond
   Penzias, Arno Allan
   Percentage bandwidth
   PERIODIC CHART OF THE ELEMENTS
   Periphery, gate
   PERMEABILITY
   Permeability of free space
   PERMITTIVITY
   Permittivity of free space
   Permittivity, complex
   Permittivity, relative
   PESAs
   Phase constant (beta)
   Phase noise
   PHASE SHIFTERS
   Phase shifters - active
   Phase shifters - an important characteristic
   Phase shifters - digital versus analog
   Phase shifters - example 1
   Phase shifters - example 2
   Phase shifters - ferroelectric
   Phase shifters - high-pass/low-pass
   Phase shifters - loaded line
   Phase shifters - MEMS
   Phase shifters - multi-state simulation
   Phase shifters - quadrature
   Phase shifters - rat-race
   Phase shifters - reflection
   Phase shifters - RMS amplitude error
   Phase shifters - RMS phase error
   Phase shifters - Schiffman
   Phase shifters - switched filter
   Phase shifters - switched line
   Phase shifters - true time delay
   Phase shifters - varactor
   Phase velocity
   PHASED ARRAY ANTENNAS
   Phased array grating lobes
   Phased array lattice
   PHEMT devices
   PHEMT inventors
   PHOTOLITHOGRAPHY 101
   PHYSICAL CONSTANTS
   Pi network, definition of
   PIN diode switches
   PIN diodes
   Pinch-off voltage
   Pizza mask
   Planck's constant
   PLATING FOR MICROWAVES
   Platinum
   Plunkett, Roy J.
   Pocket protector
   Pocketknife, free
   Poem on GaAs
   POETRY, MICROWAVE
   Polarizaton
   Polycrystalline, definition of
   Polytechnic University of New York
   Porcelain
   Portmanteau in engineering
   Post-gate tests
   Power amp designer 101
   Power combiner load-pull effects
   POWER COMBINING
   Power combining, corporate
   Power combining, coupled
   Power combining, phase efficiency
   Power combining, radial
   Power combining, spacial
   Power factor
   POWER HANDLING
   Power heads
   Power heads - power handling
   Power meter - calibrating
   Power meter - errors
   POWER METER MEASUREMENTS
   Power splitters and combiners
   Power transfer characteristics
   Power transfer characteristics, measuring with power meter
   Power-added efficiency
   Poynting vector
   Poynting, John Henry
   Pozar, David M.
   Precision connectors
   Predistorter
   PRESS RELEASES
   Pressure, atmospheric
   Printed wiring boards, RF
   Probing, RF
   Projection lithography
   Propagation constant (gamma)
   PTFE (Polytetrafluoroethylene)
   Pulse period
   Pulse repetition frequency (PRF)
   Pulsed RF measurements
   Pulsed RF source breadboard
   PULSED RF SOURCES
   Pulsed versus CW
   Purcell, Edward Mills
   Purdue University
   Pure-play foundry
   Push-on connectors
   PWBs, RF
Microwave Encyclopedia
   Quadraplexer
   QUADRATURE COUPLERS
   Quadrature phase shifter
   Quality factor (Q), capacitor
   Quan attenuator
   Quarter-inch brow
   Quarter-wave stubs
   Quarter-wave transformers
   QUARTER-WAVE TRICKS
   Quartz
   Quaternary compound semiconductor
   Quiescent point
Microwave Encyclopedia
   Rad Lab (MIT)
   RADAR
   RADAR ABSORBERS
   Radar cross-section examples
   RADAR CROSS-SECTION PHYSICS
   Radar Love (song)
   Radar range equation
   Radar, automotive
   Radial power combiners
   Radiation Laboratory at MIT
   Radiation loss
   Radiator
   RADIO ASTRONOMY
   Radio frequency identification
   Radio, amateur
   Radio, software defined
   Radiometric receiver
   Radiometry
   RADOMES
   Randall, John T.
   Random optimization
   Range (coordinate)
   Ranges, antenna
   Rat-race coupler cascaded
   Rat-race coupler, unequal power split
   RAT-RACE COUPLERS
   Rat-race versus Gysel coupler
   Rayleigh, Lord (John William Strutt)
   R-card
   Reactance calculator
   Receiver blocking
   Receivers, dual-channel
   Receivers, homodyne
   RECEIVERS, MICROWAVE
   Receivers, radiometric
   Receivers, superheterodyne
   Reciprocal networks, properties of
   Reciprocity, antenna
   Recovery time measurement
   Rectangular waveguide dimensions
   Rectax
   Rectennas
   Recticoax
   Re-entrant modes
   Reference plane extensions
   Reflection attenuator
   Reflection coefficient
   Reflection coefficient sniffer
   Reflection phase shifter
   Reflector analysis
   Reflector, parabolic
   RELIABILITY
   Remote sensing
   Rensselaer Polytechnic Institute (RPI)
   Resistance temperature devices
   Resistance temperature devices (RTDs)
   Resistance, sheet, DC
   Resistance, sheet, RF
   Resistance, temperature coefficient
   RESISTIVE POWER SPLITTER
   Resistive tap
   Resistivity
   Resistor materials
   Resistor math
   RESISTORS
   Resistors, isolation
   Resistors, mesa
   Resistors, thick-film
   Resistors, thin-film
   Resistors, trimming
   Resonance, LC circuits
   Resonance, parallel LC
   Resonance, series LC
   Resonant cavities
   Resonant frequency calculator
   Reticle
   RETMA values for lumped components
   Return loss
   Return loss, measuring with power meter
   Rexolite, dielectric properties
   RF choke
   RF choke
   RF lighting
   RF modulator breadboard
   RF probing
   RFID
   Rhodium
   Riblett coupler
   Ring hybrid (rat-race power splitter)
   RMS amplitude error of phase shifter
   RMS ERRORS
   RMS phase error of phase shifter
   Rohde, Lothar
   RoHS
   Rollett, John M.
   Rollett's stability factor
   Roll-off, frequency
   Rotary joints
   Rotman lens
   Rotman, Walter
   Rough Justice (a poem)
   Roughness, surface
   RTDs
   Rubylithography
   RULES OF THUMB, MICROWAVE
Microwave Encyclopedia
   Safety, laboratory
   Salisbury Screen
   San Diego State University
   Sapphire
   Scalar network analyzer
   Scatterer
   Schematic capture interface
   Schiffman phase shifters
   Schiffman, Bernard M.
   Schottky diode
   Schottky metal
   Schottky, Walter
   Schwarz, Hermann
   Scratting
   Seebeck effect
   Self-biasing network
   Self-resonant frequency
   Semiconductor technology tradeoffs
   Semiconductor, definition of
   Semi-insulator, definition of
   Seoul National University
   Sheet capacitance
   Sheet conductivity
   Sheet resistance, DC
   Sheet resistance, RF
   Short-slot hybrid (waveguide)
   Shunt connections: important consideration
   Sidelobes
   SIGABA
   SiGe
   Signal Corps Laboratories, Fort Monmouth
   Silicon
   Silicon carbide
   Silicon dioxide
   Silicon germanium
   Silver
   SIW (substrate integrated waveguide)
   Six Sigma
   SKIN DEPTH
   Skin depth calculator
   Slab line
   SLANG, MICROWAVE
   Slayton, William T.
   Sliding load
   Slotline
   Slotted line measurements
   Slow-wave structures
   SMA connectors
   Small signal response, definition of
   Smartphone Apps for Microwaves
   Smartphone apps for microwaves
   SMB connectors
   SMITH CHART
   Smith Chart, 3D
   Smith, Hurley
   Smith, Phillip Hagar
   Smoothing group delay data
   Smoothing is cheating!
   Smoothing percentage
   Smoothing versus averaging data
   SMP connectors
   Sniffer, reflection coefficient
   SNP file format
   Soffa, Albert
   Soft-jaw pliers, where to buy
   Software defined radio (SDR)
   Software, electro-magnetic simulation
   Software, filter design
   Software, linear analysis
   Software, non-linear analysis
   Solder chart (courtesy of Indium Corporation)
   Solder pastes
   Solder preforms
   Solders
   Solenoid inductance
   Solid state power amplifier (SSPA)
   Solid-state switches
   Solidus temperature
   Songs about radar
   SONNET example 1: fifty-ohm line loss
   SONNET example 2: fan-stub terminations
   SONNET FOR EM ANALYSIS
   SOURCE PULL FOR NOISE PARAMETERS
   Source via holes
   Source, FET
   Source-drain metal
   South Dakota School of Mines and Technology
   Southworth, George C.
   Spacial power combining
   Spallanzani, Lazzaro
   S-parameter "sniff test"
   S-parameter utilities spreadsheet
   S-PARAMETERS
   S-parameters, cold
   SPDT switch design
   Spectrum analysis
   SPECTRUM ANALYZER MEASUREMENTS
   Specular reflection
   Speed of light
   SPEEDY (early CAD program)
   Spencer, Percy
   Spice analysis
   Spike leakage
   Split-tee power divider
   SPLITTER, POWER
   SPST switch design
   Spur chart, mixer
   SPUR SEARCH
   Spur search, continuous LO
   Spur search, discrete LO
   Squarax
   Square-law range
   Squib
   SSMA adapters
   SSMA connectors
   STABILITY FACTOR AND AVAILABLE GAIN
   Stability, conditional
   Stability, unconditional
   Stain versus stub
   Starting material, semiconductor
   Static sensitivity
   Steinmetz, Charles Proteus
   Stiction
   Storing connectors
   Stretcher, line
   Strid, Eric W.
   STRIPLINE
   Stripline, minimizing attenuation
   Structural materials
   Stuck connector, how to deal with
   Sub-harmonic mixers
   SUBSTRATE INTEGRATED WAVEGUIDE (SIW)
   Substrate integrated waveguide attenuation
   Substrate materials, hard
   Substrate materials, soft
   Sulfur light bulb
   Sum port
   SUPER STAR software
   Super-conductors
   Superheterodyne receiver
   Superheterodyne, history of
   Surface acoustic wave (SAW) components
   Surface roughness
   Switch element, figure of merit
   Switch FET power handling
   Switch FETs
   Switchable attenuators
   SWITCHES
   Switches, driver considerations
   Switches, bandwidth
   Switches, chalcogenide
   Switches, coax
   Switches, ferrite
   Switches, mechanical
   Switches, MEMS
   Switches, PIN diode
   Switches, power handling
   Switches, shunt, an important consideration
   Switches, solid state
   Switches, waveguide
   Switchplexer
   Symposia, microwave
Microwave Encyclopedia
   Tangent, loss
   Tank circuits
   Tantalum
   Tapered slot antenna (TSA)
   TDU (time delay unit)
   TE11 mode in coax
   TECHNICAL WRITING FOR ENGINEERS
   Tee gate
   Tee network, definition of
   TEM mode
   Temperature coefficient of expansion
   Temperature coefficient of resistance
   Temperature effects
   Temperature sensing
   Temperature, equivalent noise
   TeraHertz
   Terman, Frederick Emmons
   Terminations
   Ternary compound semiconductor
   Tesla, Nikola
   Test equipment
   TEST EQUIPMENT MUSEUM
   Test fixtures
   Test software (see Computer-aided test)
   Testing
   Texas A&M
   Theremin, Leon
   Thermal analysis
   Thermal conductivity
   Thermistors
   Thermocouples
   Thermodynamics, laws of
   Thermo-electric coolers
   Thick film
   Thin film networks
   Third-order intercept measurement
   Three-port networks, properties of
   Time delay unit (TDU)
   Time domain reflectometry
   Tin
   Titanium
   Toilets, microwave
   Toroid inductance
   Torque wrench
   Torque, connector
   TOUCHSTONE software
   Toxic waste
   TR module
   TRADE JOURNALS, MICROWAVE
   Transducer loss and gain
   Transfer characteristics
   Transformer, binomial
   Transformer, exponential
   Transformer, Klopfenstein
   Transformer, maximally flat
   Transformer, multi-section
   Transformer, quarter-wave
   Transformer, tapered
   Transistors
   Transit time
   Translators, frequency
   Transmission line loss
   Transmission line, artificial
   TRANSMISSION LINES
   Transmission lines, non-linear
   Transmission lines, slow-wave
   TRANSMIT/RECEIVE MODULES
   Transverse electromagnetic mode (TEM)
   Traveling wave splitter
   Traveling wave tube amplifier (TWT or TWTA)
   Triplexer
   True time delay
   TSC426/427/428 MOSFET drivers
   TUBES, MICROWAVE
   Tunable bandwidth
   Tuners
   Tuners, microwave impedance
   Tungsten
   Tuning
   Tunnel diode
   Turner, J.
   Tweaking
Microwave Encyclopedia
   Uda, Shintaro
   Underneath the Radar (song)
   Unequal Gysel splitter
   Unequal power splitters
   Unilateral device
   Units and conversion factors
   University of Arizona
   University of Birmingham
   University of California Davis
   University of California Irvine
   University of California Los Angeles
   University of California San Diego
   University of California Santa Barbara
   University of Colorado Boulder
   University of Hawaii
   University of Illinois
   University of Massachusetts
   University of Michigan
   University of Minnesota
   University of Oklahoma
   University of Ottawa
   University of Peradeniya
   University of Puerto Rico at Mayagüez
   University of South Florida
   University of Virginia
   Unstable amplifiers, examples of
   Ury, Michael
Microwave Encyclopedia
   V connectors
   Varactor phase shifter
   Varactors
   Variable attenuators
   Variable frequency microwave
   Variables, circuit
   Varian ads, historical
   Varian brothers, Sigurd and Russell
   Varian radar ads, historical
   VBR
   Vector modulator
   Vector network analyzer (VNA)
   Velocity, group
   Velocity, light
   Velocity, light in free space
   Velocity, phase
   Via hole inductance
   Video terminal
   Virginia Tech
   Virginia, University of
   Visual inspection
   Visualizing VSWR
   Vivaldi antenna
   Vlad's lumped element filter calculator
   VNA HELP!
   Volta, Alessandro
   Voltage droop
   Voltage drop
   Voltage-controlled oscillators (VCOs)
   VPIN diode
   VPO
   VSWR (VOLTAGE STANDING WAVE RATIO)
   VSWR calculator
   VSWR, calculating from load impedance
   VSWR, problems in medical applications
   VSWR, visualizing
   VT Fuze (WW II)
Microwave Encyclopedia
   WAFER PROCESSING
   Wafer stepper
   Waffle-paks
   Wall-plug efficiency
   Water absorption bands
   Water, dielectric properties
   Watson-Watt, Sir Robert A.
   Waugh, Raymond W.
   WAVEGUIDE
   Waveguide construction
   Waveguide cut-off frequency
   Waveguide dimensions
   Waveguide group delay
   Waveguide group velocity
   Waveguide guide wavelength
   Waveguide letter bands
   Waveguide loss
   Waveguide mathematics
   Waveguide phase velocity
   Waveguide, circular
   Waveguide, dielectric loaded
   Waveguide, double-ridged
   Waveguide, flexible
   Waveguide, parallel plate
   Waveguide-to-coax transition
   Wavemeters
   Wavenumber
   Welding - laser
   Welding - resistance
   Welding, definition of
   Wen, Cheng P.
   Wench bench
   What's that antenna?
   WHAT'S THE FREQUENCY?
   Wheeler, Harold Alden
   Wheeler's formula (inductance)
   WHERE ARE THEY NOW?
   Why fifty ohms?
   WILKINSON POWER SPLITTER
   Wilkinson power splitter, compact
   Wilkinson power splitter, designing with Excel
   Wilkinson power splitter, eight-way example
   Wilkinson power splitter, isolation
   Wilkinson power splitter, lumped element
   Wilkinson power splitter, multistage
   Wilkinson power splitter, N-way
   Wilkinson power splitter, N-way, unequal
   Wilkinson power splitter, three-way example
   Wilkinson power splitter, unequal split
   Wilkinson, Ernest J.
   Wilson, Robert Woodrow
   Wire gauge, American (AWG)
   Wire over ground calculator
   Wire transmission lines
   Wirebond attenuation
   Wirebond inductance
   Wirebond resistance
   Wirebonding
   Wireless
   Wireless power transmission
   Wood, dielectric properties
   Woodyard, John Robert
   WR number (rectangular waveguide)
   WRITING FOR ENGINEERS
Microwave Encyclopedia
   XNOR gate
   XOR gate
Microwave Encyclopedia
   Yagi, Hidetsugu
   YIELD
   Yittrium iron garnet (YIG) components
   Young, Leo
Microwave Encyclopedia
   Z0 (characteristic impedance)
   Z0, measuring
   Zahl, Harold A.
   Zener diode
   Zinc
   Zirconium
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