Electrical Communication is a free textbook on the basics of communication technology. See the editorial for more information....

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Index I...

I.D.F.Arrangement of Central-Office Equipment
IgnitronMercury-Arc Rectifiers
image antennaGround-Reflection Factors
image impedanceImage Impedances
image orthiconTelevision
impedanceInput Impedance of Telephone Receivers
 Receiver Characteristics with Diaphragm Blocked
 Receiver Characteristics with Diaphragm Free
 Image Impedances
 Iterative Impedance
 Impedance Relations in m-Derived Sections
 Characteristic Impedance
 The Significance of Z0, a, and ß
 Input Impedance of Any Line with Any Termination
 Input Impedance of Any Open-Circuited Line
 Input Impedance of Any Short-Circuited Line
 Driving-Point Impedance of Periodic Antennas
impedance bridgeThe Hybrid Coil
impedance irregularitiesThe Location of Impedance Irregularities
impedance transformationImpedance Transformations
incremental inductanceSelf-Inductance
 Alternating-Current Bridges
inductanceSelf-Inductance
 Mutual Inductance
 Alternating-Current Bridges
inductionMethods of Induction
 Induction from Power Parallels
induction fieldProduction of Electromagnetic Waves
inductive coordinationHistory of Inductive Coordination
inductive loadingDevelopment of Loading
inductively coupled circuitInductively Coupled Circuits
 Closely Coupled Circuits
inductorInductor
inner earHearing
input impedanceInput Impedance of Any Line with Any Termination
 Input Impedance of Any Open-Circuited Line
 Input Impedance of Any Short-Circuited Line
 Input Impedance of Open and Shorted Lossless Lines
 Driving-Point Impedance of Periodic Antennas
insertion lossInsertion Loss
insulationSound Insulation
insulatorsDielectric Materials Used in Communication
interferenceEchoes, Interference, and Beats
 Interference and Noise in Wire Communication Systems
 Effects of Interference
 History of Inductive Coordination
 Factors Determining Interference
 Interference in Balanced and Unbalanced Circuits
 Reducing Interference from Electric Equipment
 Radio Interference
 Electrical Noise
intermediate distributing frameArrangement of Central-Office Equipment
intermediate repeaterRepeater Applications
intermediate-frequency amplifierThe Superheterodyne Radio Receiver
interphonesSimple Telephone Systems
invariable telephone circuitVariable and Invariable Substation Circuits
ionosphereRadio Wave Transmission Paths
 The Ionosphere
 Virtual Height
 Penetration (Critical) Frequency
 Sky-Wave Propagation
ionospheric reflectionMaximum Usable Frequencies
ironPermalloys
iterative impedanceIterative Impedance
 Mid-Series and Mid-Shunt Iterative Impedance
 Impedance Relations in m-Derived Sections
iterative impedancesTransmitted Band from Iterative Impedances

Last Update: 2011-06-06