Section 705-01: Essential characteristics of electromagnetic fields and waves | ![](/icons/ecblank.gif) |
| 705-01-01 | | field | ![](/icons/ecblank.gif) |
| 705-01-02 | | propagation | ![](/icons/ecblank.gif) |
| 705-01-03 | | wave | ![](/icons/ecblank.gif) |
| 705-01-04 | | velocity (vector) of propagation (of a wave) | ![](/icons/ecblank.gif) |
| 705-01-05 | | forward wavefront | ![](/icons/ecblank.gif) |
| 705-01-06 | | backward wavefront | ![](/icons/ecblank.gif) |
| 705-01-07 | | electromagnetic field | ![](/icons/ecblank.gif) |
| 705-01-08 | | Maxwell's equations, pl | ![](/icons/ecblank.gif) |
| 705-01-09 | | electromagnetic wave | ![](/icons/ecblank.gif) |
| 705-01-10 | | radio wave | ![](/icons/ecblank.gif) |
| 705-01-11 | | radio propagation | ![](/icons/ecblank.gif) |
| 705-01-12 | | (electromagnetic) mode | ![](/icons/ecblank.gif) |
| 705-01-13 | | polarization, <of an electromagnetic wave> | ![](/icons/ecblank.gif) |
| 705-01-14 | | linear polarization | ![](/icons/ecblank.gif) |
| 705-01-15 | | horizontal polarization | ![](/icons/ecblank.gif) |
| 705-01-16 | | vertical polarization | ![](/icons/ecblank.gif) |
| 705-01-17 | | elliptical polarization | ![](/icons/ecblank.gif) |
| 705-01-18 | | right-hand polarization | ![](/icons/ecblank.gif) |
| 705-01-19 | | left-hand polarization | ![](/icons/ecblank.gif) |
| 705-01-20 | | circular polarization | ![](/icons/ecblank.gif) |
| 705-01-21 | | polarization ellipse | ![](/icons/ecblank.gif) |
| 705-01-22 | | plane of polarization | ![](/icons/ecblank.gif) |
| 705-01-23 | | orthogonal polarization, <of an elliptically or circularly polarized wave> | ![](/icons/ecblank.gif) |
| 705-01-24 | | longitudinal component | ![](/icons/ecblank.gif) |
| 705-01-25 | | transverse component | ![](/icons/ecblank.gif) |
| 705-01-26 | | radial component | ![](/icons/ecblank.gif) |
| 705-01-27 | | transverse (electromagnetic) wave | ![](/icons/ecblank.gif) |
| 705-01-28 | | wave vector | ![](/icons/ecblank.gif) |
| 705-01-29 | | equiphase surface | ![](/icons/ecblank.gif) |
| 705-01-30 | | wavefront | ![](/icons/ecblank.gif) |
| 705-01-31 | | equi-amplitude surface | ![](/icons/ecblank.gif) |
| 705-01-32 | | plane wave | ![](/icons/ecblank.gif) |
| 705-01-33 | | uniform plane wave | ![](/icons/ecblank.gif) |
| 705-01-34 | | homogeneous plane wave | ![](/icons/ecblank.gif) |
| 705-01-35 | | heterogeneous plane wave | ![](/icons/ecblank.gif) |
| 705-01-36 | | spherical wave | ![](/icons/ecblank.gif) |
| 705-01-37 | | free wave | ![](/icons/ecblank.gif) |
| 705-01-38 | | travelling wave | ![](/icons/ecblank.gif) |
| 705-01-39 | | travelling plane wave | ![](/icons/ecblank.gif) |
| 705-01-40 | | standing wave | ![](/icons/ecblank.gif) |
| 705-01-41 | | phase interference | ![](/icons/ecblank.gif) |
| 705-01-42 | | (interference) fringes | ![](/icons/ecblank.gif) |
| 705-01-43 | | coherence | ![](/icons/ecblank.gif) |
| 705-01-44 | | spatial coherence | ![](/icons/ecblank.gif) |
| 705-01-45 | | time coherence | ![](/icons/ecblank.gif) |
Section 705-02: Radiation, paths and velocity of electromagnetic waves | ![](/icons/ecblank.gif) |
| 705-02-01 | | electromagnetic radiation, <waves or photons> | ![](/icons/ecblank.gif) |
| 705-02-02 | | (volume) density of electromagnetic energy | ![](/icons/ecblank.gif) |
| 705-02-03 | | power flux density | ![](/icons/ecblank.gif) |
| 705-02-04 | | radiation intensity (in a given direction) | ![](/icons/ecblank.gif) |
| 705-02-05 | | attenuation (of an electromagnetic wave) | ![](/icons/ecblank.gif) |
| 705-02-06 | | spreading loss | ![](/icons/ecblank.gif) |
| 705-02-07 | | absorption, <of electromagnetic waves> | ![](/icons/ecblank.gif) |
| 705-02-08 | | absorption loss (of an electromagnetic wave) | ![](/icons/ecblank.gif) |
| 705-02-09 | | Poynting vector | ![](/icons/ecblank.gif) |
| 705-02-10 | | complex Poynting vector | ![](/icons/ecblank.gif) |
| 705-02-11 | | phase delay | ![](/icons/ecblank.gif) |
| 705-02-12 | | positive phase difference | ![](/icons/ecblank.gif) |
| 705-02-13 | | negative phase difference | ![](/icons/ecblank.gif) |
| 705-02-14 | | optical path length | ![](/icons/ecblank.gif) |
| 705-02-15 | | direction of propagation (of a wave) | ![](/icons/ecblank.gif) |
| 705-02-16 | | phase velocity (vector) | ![](/icons/ecblank.gif) |
| 705-02-17 | | (phase) wavelength | ![](/icons/ecblank.gif) |
| 705-02-18 | | direction of propagation (of energy) | ![](/icons/ecblank.gif) |
| 705-02-19 | | propagation path | ![](/icons/ecblank.gif) |
| 705-02-20 | | geometrical optics | ![](/icons/ecblank.gif) |
| 705-02-21 | | group velocity (vector) | ![](/icons/ecblank.gif) |
| 705-02-22 | | group delay | ![](/icons/ecblank.gif) |
| 705-02-23 | | group wavelength | ![](/icons/ecblank.gif) |
| 705-02-24 | | propagation coefficient | ![](/icons/ecblank.gif) |
| 705-02-25 | | attenuation coefficient | ![](/icons/ecblank.gif) |
| 705-02-26 | | phase change coefficient | ![](/icons/ecblank.gif) |
| 705-02-27 | | free space propagation | ![](/icons/ecblank.gif) |
| 705-02-28 | | electromagnetic beam | ![](/icons/ecblank.gif) |
| 705-02-29 | | direct ray path | ![](/icons/ecblank.gif) |
| 705-02-30 | | direct wave | ![](/icons/ecblank.gif) |
| 705-02-31 | | line of sight propagation | ![](/icons/ecblank.gif) |
| 705-02-32 | | indirect ray path | ![](/icons/ecblank.gif) |
| 705-02-33 | | indirect wave | ![](/icons/ecblank.gif) |
| 705-02-34 | | path length difference | ![](/icons/ecblank.gif) |
| 705-02-35 | | space phase difference | ![](/icons/ecblank.gif) |
| 705-02-36 | | multipath propagation | ![](/icons/ecblank.gif) |
| 705-02-37 | | radio echo | ![](/icons/ecblank.gif) |
Section 705-03: Electromagnetic properties of propagation media | ![](/icons/ecblank.gif) |
| 705-03-01 | | electric constant | ![](/icons/ecblank.gif) |
| 705-03-02 | | absolute permittivity | ![](/icons/ecblank.gif) |
| 705-03-03 | | relative permittivity | ![](/icons/ecblank.gif) |
| 705-03-04 | | complex relative permittivity | ![](/icons/ecblank.gif) |
| 705-03-05 | | real relative permittivity | ![](/icons/ecblank.gif) |
| 705-03-06 | | dielectric loss angle | ![](/icons/ecblank.gif) |
| 705-03-07 | | dielectric (medium) | ![](/icons/ecblank.gif) |
| 705-03-08 | | perfect dielectric | ![](/icons/ecblank.gif) |
| 705-03-09 | | conducting medium | ![](/icons/ecblank.gif) |
| 705-03-10 | | perfect conductor | ![](/icons/ecblank.gif) |
| 705-03-11 | | absorbing medium | ![](/icons/ecblank.gif) |
| 705-03-12 | | absorption (frequency) band | ![](/icons/ecblank.gif) |
| 705-03-13 | | dispersive medium | ![](/icons/ecblank.gif) |
| 705-03-14 | | magnetic constant | ![](/icons/ecblank.gif) |
| 705-03-15 | | absolute permeability | ![](/icons/ecblank.gif) |
| 705-03-16 | | relative permeability | ![](/icons/ecblank.gif) |
| 705-03-17 | | complex relative permeability | ![](/icons/ecblank.gif) |
| 705-03-18 | | real relative permeability | ![](/icons/ecblank.gif) |
| 705-03-19 | | magnetic loss angle | ![](/icons/ecblank.gif) |
| 705-03-20 | | complex refractive index (in a given direction) | ![](/icons/ecblank.gif) |
| 705-03-21 | | refractive index | ![](/icons/ecblank.gif) |
| 705-03-22 | | wave impedance | ![](/icons/ecblank.gif) |
| 705-03-23 | | characteristic impedance of a medium | ![](/icons/ecblank.gif) |
| 705-03-24 | | characteristic impedance of vacuum | ![](/icons/ecblank.gif) |
| 705-03-25 | | penetration depth, <of an electromagnetic wave> | ![](/icons/ecblank.gif) |
Section 705-04: Phenomena related to the boundaries of propagation media | ![](/icons/ecblank.gif) |
| 705-04-01 | | incident wave | ![](/icons/ecblank.gif) |
| 705-04-02 | | plane of incidence | ![](/icons/ecblank.gif) |
| 705-04-03 | | angle of incidence | ![](/icons/ecblank.gif) |
| 705-04-04 | | grazing angle | ![](/icons/ecblank.gif) |
| 705-04-05 | | grazing incidence | ![](/icons/ecblank.gif) |
| 705-04-06 | | transmitted wave | ![](/icons/ecblank.gif) |
| 705-04-07 | | refracted wave | ![](/icons/ecblank.gif) |
| 705-04-08 | | refraction, <of electromagnetic waves> | ![](/icons/ecblank.gif) |
| 705-04-09 | | reflected wave | ![](/icons/ecblank.gif) |
| 705-04-10 | | reflection, <of an incident wave> | ![](/icons/ecblank.gif) |
| 705-04-11 | | specular reflection | ![](/icons/ecblank.gif) |
| 705-04-12 | | diffuse reflection | ![](/icons/ecblank.gif) |
| 705-04-13 | | specular surface | ![](/icons/ecblank.gif) |
| 705-04-14 | | rough surface | ![](/icons/ecblank.gif) |
| 705-04-15 | | Rayleigh criterion | ![](/icons/ecblank.gif) |
| 705-04-16 | | (amplitude) reflection factor | ![](/icons/ecblank.gif) |
| 705-04-17 | | power reflection factor | ![](/icons/ecblank.gif) |
| 705-04-18 | | Fresnel reflection factor | ![](/icons/ecblank.gif) |
| 705-04-19 | | total reflection | ![](/icons/ecblank.gif) |
| 705-04-20 | | Brewster's angle | ![](/icons/ecblank.gif) |
| 705-04-21 | | Brewster angle incidence | ![](/icons/ecblank.gif) |
| 705-04-22 | | pseudo-Brewster angle incidence | ![](/icons/ecblank.gif) |
| 705-04-23 | | convergence | ![](/icons/ecblank.gif) |
| 705-04-24 | | divergence, <for waves> | ![](/icons/ecblank.gif) |
| 705-04-25 | | convergence factor | ![](/icons/ecblank.gif) |
| 705-04-26 | | divergence factor | ![](/icons/ecblank.gif) |
| 705-04-27 | | convergence gain | ![](/icons/ecblank.gif) |
| 705-04-28 | | divergence loss | ![](/icons/ecblank.gif) |
| 705-04-29 | | dispersion (of an electromagnetic wave) | ![](/icons/ecblank.gif) |
| 705-04-30 | | Fresnel ellipsoid | ![](/icons/ecblank.gif) |
| 705-04-31 | | Fresnel zone (on a reflective surface) | ![](/icons/ecblank.gif) |
| 705-04-41 | | obstacle | ![](/icons/ecblank.gif) |
| 705-04-42 | | shadow region | ![](/icons/ecblank.gif) |
| 705-04-43 | | diffracted wave | ![](/icons/ecblank.gif) |
| 705-04-44 | | diffraction | ![](/icons/ecblank.gif) |
| 705-04-45 | | scattered wave | ![](/icons/ecblank.gif) |
| 705-04-46 | | scattering | ![](/icons/ecblank.gif) |
| 705-04-47 | | forward scattering | ![](/icons/ecblank.gif) |
| 705-04-48 | | back scattering | ![](/icons/ecblank.gif) |
| 705-04-49 | | turbulence | ![](/icons/ecblank.gif) |
| 705-04-50 | | scale of turbulence | ![](/icons/ecblank.gif) |
| 705-04-61 | | guided electromagnetic wave | ![](/icons/ecblank.gif) |
| 705-04-62 | | guided propagation | ![](/icons/ecblank.gif) |
| 705-04-63 | | cut-off frequency (for a mode) | ![](/icons/ecblank.gif) |
| 705-04-64 | | slow wave | ![](/icons/ecblank.gif) |
| 705-04-65 | | fast wave | ![](/icons/ecblank.gif) |
| 705-04-66 | | surface wave | ![](/icons/ecblank.gif) |
| 705-04-67 | | Zenneck wave | ![](/icons/ecblank.gif) |
| 705-04-68 | | (surface) wave tilt | ![](/icons/ecblank.gif) |
| 705-04-69 | | leaky wave | ![](/icons/ecblank.gif) |
| 705-04-70 | | evanescent field | ![](/icons/ecblank.gif) |
| 705-04-71 | | lateral wave | ![](/icons/ecblank.gif) |
Section 705-05: Tropospheric propagation including the influence of the ground | ![](/icons/ecblank.gif) |
| 705-05-01 | | troposphere | ![](/icons/ecblank.gif) |
| 705-05-02 | | tropopause | ![](/icons/ecblank.gif) |
| 705-05-03 | | stratosphere | ![](/icons/ecblank.gif) |
| 705-05-04 | | stratopause | ![](/icons/ecblank.gif) |
| 705-05-05 | | mesosphere | ![](/icons/ecblank.gif) |
| 705-05-06 | | mesopause | ![](/icons/ecblank.gif) |
| 705-05-07 | | temperature inversion (in the troposphere) | ![](/icons/ecblank.gif) |
| 705-05-08 | | mixing ratio, <of water vapour> | ![](/icons/ecblank.gif) |
| 705-05-09 | | relative humidity | ![](/icons/ecblank.gif) |
| 705-05-10 | | refractivity | ![](/icons/ecblank.gif) |
| 705-05-11 | | N-unit | ![](/icons/ecblank.gif) |
| 705-05-12 | | modified refractive index | ![](/icons/ecblank.gif) |
| 705-05-13 | | refractive modulus | ![](/icons/ecblank.gif) |
| 705-05-14 | | M-unit | ![](/icons/ecblank.gif) |
| 705-05-15 | | standard refractivity gradient | ![](/icons/ecblank.gif) |
| 705-05-16 | | standard refractive modulus gradient | ![](/icons/ecblank.gif) |
| 705-05-17 | | standard radio atmosphere | ![](/icons/ecblank.gif) |
| 705-05-18 | | reference atmosphere for refraction | ![](/icons/ecblank.gif) |
| 705-05-19 | | standard refraction | ![](/icons/ecblank.gif) |
| 705-05-20 | | sub-refraction | ![](/icons/ecblank.gif) |
| 705-05-21 | | super-refraction | ![](/icons/ecblank.gif) |
| 705-05-22 | | hydrometeors | ![](/icons/ecblank.gif) |
| 705-05-23 | | precipitation | ![](/icons/ecblank.gif) |
| 705-05-24 | | radar reflectivity factor (of hydrometeors) | ![](/icons/ecblank.gif) |
| 705-05-31 | | tropospheric propagation | ![](/icons/ecblank.gif) |
| 705-05-32 | | tropospheric wave | ![](/icons/ecblank.gif) |
| 705-05-33 | | ground wave | ![](/icons/ecblank.gif) |
| 705-05-34 | | space wave (deprecated) | ![](/icons/ecblank.gif) |
| 705-05-35 | | radio horizon | ![](/icons/ecblank.gif) |
| 705-05-36 | | radio horizon distance | ![](/icons/ecblank.gif) |
| 705-05-37 | | trans-horizon propagation | ![](/icons/ecblank.gif) |
| 705-05-38 | | standard propagation | ![](/icons/ecblank.gif) |
| 705-05-39 | | standard radio horizon | ![](/icons/ecblank.gif) |
| 705-05-40 | | effective radius of the Earth | ![](/icons/ecblank.gif) |
| 705-05-41 | | effective Earth-radius factor | ![](/icons/ecblank.gif) |
| 705-05-42 | | equivalent gradient | ![](/icons/ecblank.gif) |
| 705-05-43 | | (tropospheric) layer | ![](/icons/ecblank.gif) |
| 705-05-44 | | ducting layer | ![](/icons/ecblank.gif) |
| 705-05-45 | | tropospheric (radio)duct | ![](/icons/ecblank.gif) |
| 705-05-46 | | ground based duct | ![](/icons/ecblank.gif) |
| 705-05-47 | | elevated duct | ![](/icons/ecblank.gif) |
| 705-05-48 | | duct thickness | ![](/icons/ecblank.gif) |
| 705-05-49 | | duct height | ![](/icons/ecblank.gif) |
| 705-05-50 | | ducting | ![](/icons/ecblank.gif) |
| 705-05-51 | | spherical diffraction | ![](/icons/ecblank.gif) |
| 705-05-52 | | edge diffraction | ![](/icons/ecblank.gif) |
| 705-05-53 | | knife-edge diffraction | ![](/icons/ecblank.gif) |
| 705-05-54 | | diffraction region | ![](/icons/ecblank.gif) |
| 705-05-55 | | tropospheric scatter (propagation) | ![](/icons/ecblank.gif) |
| 705-05-56 | | scattering region | ![](/icons/ecblank.gif) |
| 705-05-57 | | precipitation scatter (propagation) | ![](/icons/ecblank.gif) |
| 705-05-58 | | obstacle gain | ![](/icons/ecblank.gif) |
| 705-05-59 | | height gain | ![](/icons/ecblank.gif) |
| 705-05-60 | | gain degradation | ![](/icons/ecblank.gif) |
| 705-05-61 | | path antenna gain | ![](/icons/ecblank.gif) |
| 705-05-62 | | ….. | ![](/icons/ecblank.gif) |
Section 705-06: Terrestrial ionized media | ![](/icons/ecblank.gif) |
| 705-06-01 | | ion | ![](/icons/ecblank.gif) |
| 705-06-02 | | ionization | ![](/icons/ecblank.gif) |
| 705-06-03 | | photo-ionization | ![](/icons/ecblank.gif) |
| 705-06-04 | | plasma | ![](/icons/ecblank.gif) |
| 705-06-05 | | electron density | ![](/icons/ecblank.gif) |
| 705-06-06 | | degree of ionization (of a plasma) | ![](/icons/ecblank.gif) |
| 705-06-07 | | ionization gradient component | ![](/icons/ecblank.gif) |
| 705-06-08 | | collision frequency, (electronic) | ![](/icons/ecblank.gif) |
| 705-06-09 | | gyro-frequency | ![](/icons/ecblank.gif) |
| 705-06-10 | | plasma frequency (electronic) | ![](/icons/ecblank.gif) |
| 705-06-11 | | ionosphere | ![](/icons/ecblank.gif) |
| 705-06-12 | | thermosphere | ![](/icons/ecblank.gif) |
| 705-06-13 | | exosphere | ![](/icons/ecblank.gif) |
| 705-06-14 | | exobase | ![](/icons/ecblank.gif) |
| 705-06-15 | | plasmasphere | ![](/icons/ecblank.gif) |
| 705-06-16 | | plasmapause | ![](/icons/ecblank.gif) |
| 705-06-17 | | magnetosphere | ![](/icons/ecblank.gif) |
| 705-06-18 | | magnetopause | ![](/icons/ecblank.gif) |
| 705-06-19 | | D region | ![](/icons/ecblank.gif) |
| 705-06-20 | | E region | ![](/icons/ecblank.gif) |
| 705-06-21 | | F region | ![](/icons/ecblank.gif) |
| 705-06-22 | | ionization profile | ![](/icons/ecblank.gif) |
| 705-06-23 | | total electron content | ![](/icons/ecblank.gif) |
| 705-06-24 | | vertical ionization gradient (component) | ![](/icons/ecblank.gif) |
| 705-06-25 | | ionization ledge | ![](/icons/ecblank.gif) |
| 705-06-26 | | sporadic ionization | ![](/icons/ecblank.gif) |
| 705-06-27 | | ionospheric layer | ![](/icons/ecblank.gif) |
| 705-06-28 | | E layer (normal) | ![](/icons/ecblank.gif) |
| 705-06-29 | | sporadic E layer | ![](/icons/ecblank.gif) |
| 705-06-30 | | F1 layer | ![](/icons/ecblank.gif) |
| 705-06-31 | | F2 layer | ![](/icons/ecblank.gif) |
| 705-06-32 | | auroral zone | ![](/icons/ecblank.gif) |
| 705-06-33 | | polar cap | ![](/icons/ecblank.gif) |
| 705-06-34 | | magnetic storm | ![](/icons/ecblank.gif) |
| 705-06-35 | | ionospheric disturbance | ![](/icons/ecblank.gif) |
| 705-06-36 | | sudden ionospheric disturbance | ![](/icons/ecblank.gif) |
| 705-06-37 | | ionospheric storm | ![](/icons/ecblank.gif) |
| 705-06-38 | | ionospheric modification | ![](/icons/ecblank.gif) |
Section 705-07: Influence of the ionosphere on radio wave propagation | ![](/icons/ecblank.gif) |
| 705-07-01 | | ionospheric propagation | ![](/icons/ecblank.gif) |
| 705-07-02 | | trans-ionospheric propagation | ![](/icons/ecblank.gif) |
| 705-07-03 | | (propagation by) ionospheric scatter | ![](/icons/ecblank.gif) |
| 705-07-04 | | ionospheric reflection | ![](/icons/ecblank.gif) |
| 705-07-05 | | virtual height | ![](/icons/ecblank.gif) |
| 705-07-06 | | ionospheric wave | ![](/icons/ecblank.gif) |
| 705-07-07 | | hop | ![](/icons/ecblank.gif) |
| 705-07-08 | | chordal hop | ![](/icons/ecblank.gif) |
| 705-07-09 | | skip distance | ![](/icons/ecblank.gif) |
| 705-07-10 | | skip zone | ![](/icons/ecblank.gif) |
| 705-07-11 | | silent zone | ![](/icons/ecblank.gif) |
| 705-07-12 | | low-angle ray | ![](/icons/ecblank.gif) |
| 705-07-13 | | high-angle ray | ![](/icons/ecblank.gif) |
| 705-07-14 | | mode of propagation (in ionospheric propagation) | ![](/icons/ecblank.gif) |
| 705-07-15 | | M reflection | ![](/icons/ecblank.gif) |
| 705-07-16 | | short-path signal | ![](/icons/ecblank.gif) |
| 705-07-17 | | long-path signal | ![](/icons/ecblank.gif) |
| 705-07-18 | | round the world echo | ![](/icons/ecblank.gif) |
| 705-07-19 | | cut-off frequency | ![](/icons/ecblank.gif) |
| 705-07-20 | | (operational) MUF | ![](/icons/ecblank.gif) |
| 705-07-21 | | basic MUF | ![](/icons/ecblank.gif) |
| 705-07-22 | | optimum working frequency | ![](/icons/ecblank.gif) |
| 705-07-23 | | lowest usable frequency | ![](/icons/ecblank.gif) |
| 705-07-24 | | ionospheric focussing | ![](/icons/ecblank.gif) |
| 705-07-25 | | ionospheric defocussing | ![](/icons/ecblank.gif) |
| 705-07-26 | | (ionospheric) horizon focussing | ![](/icons/ecblank.gif) |
| 705-07-27 | | skip distance focussing | ![](/icons/ecblank.gif) |
| 705-07-28 | | antipodal focussing | ![](/icons/ecblank.gif) |
| 705-07-29 | | (ionospheric) focussing factor | ![](/icons/ecblank.gif) |
| 705-07-30 | | (ionospheric) defocussing factor | ![](/icons/ecblank.gif) |
| 705-07-31 | | longitudinal propagation, <of radio waves> | ![](/icons/ecblank.gif) |
| 705-07-32 | | transverse propagation | ![](/icons/ecblank.gif) |
| 705-07-33 | | laterally deviated (ionospheric) propagation | ![](/icons/ecblank.gif) |
| 705-07-34 | | off-great-circle ionospheric propagation | ![](/icons/ecblank.gif) |
| 705-07-35 | | (electron) gyro-frequency (in the ionosphere) | ![](/icons/ecblank.gif) |
| 705-07-36 | | Faraday effect (for radio waves) | ![](/icons/ecblank.gif) |
| 705-07-37 | | magneto-ionic double refraction | ![](/icons/ecblank.gif) |
| 705-07-38 | | magneto-ionic component | ![](/icons/ecblank.gif) |
| 705-07-39 | | ordinary wave (component) | ![](/icons/ecblank.gif) |
| 705-07-40 | | extraordinary wave (component) | ![](/icons/ecblank.gif) |
| 705-07-41 | | Z component | ![](/icons/ecblank.gif) |
| 705-07-51 | | ionospheric absorption | ![](/icons/ecblank.gif) |
| 705-07-52 | | normal (ionospheric) absorption | ![](/icons/ecblank.gif) |
| 705-07-53 | | abnormal (ionospheric) absorption | ![](/icons/ecblank.gif) |
| 705-07-54 | | non-deviative absorption | ![](/icons/ecblank.gif) |
| 705-07-55 | | deviative absorption | ![](/icons/ecblank.gif) |
| 705-07-56 | | polar cap absorption | ![](/icons/ecblank.gif) |
| 705-07-57 | | ionospheric distortion | ![](/icons/ecblank.gif) |
| 705-07-58 | | ionospheric cross modulation | ![](/icons/ecblank.gif) |
| 705-07-59 | | short-wave fade-out | ![](/icons/ecblank.gif) |
| 705-07-61 | | ionospheric sounding | ![](/icons/ecblank.gif) |
| 705-07-62 | | (ionospheric) monostatic sounding | ![](/icons/ecblank.gif) |
| 705-07-63 | | (ionospheric) bistatic sounding | ![](/icons/ecblank.gif) |
| 705-07-64 | | vertical incidence ionospheric sounding | ![](/icons/ecblank.gif) |
| 705-07-65 | | bottom-side ionospheric sounding | ![](/icons/ecblank.gif) |
| 705-07-66 | | top-side ionospheric sounding | ![](/icons/ecblank.gif) |
| 705-07-67 | | oblique incidence ionospheric sounding | ![](/icons/ecblank.gif) |
| 705-07-68 | | back-scatter ionospheric sounding | ![](/icons/ecblank.gif) |
| 705-07-69 | | incoherent scatter ionospheric sounding | ![](/icons/ecblank.gif) |
| 705-07-70 | | ionosonde | ![](/icons/ecblank.gif) |
| 705-07-71 | | vertical incidence ionosonde | ![](/icons/ecblank.gif) |
| 705-07-72 | | ionogram | ![](/icons/ecblank.gif) |
| 705-07-73 | | critical frequency, <in ionospheric propagation> | ![](/icons/ecblank.gif) |
| 705-07-74 | | blanketing frequency (of an ionospheric layer) | ![](/icons/ecblank.gif) |
| 705-07-75 | | maximum observed frequency | ![](/icons/ecblank.gif) |
| 705-07-76 | | junction frequency | ![](/icons/ecblank.gif) |
| 705-07-77 | | nose extension | ![](/icons/ecblank.gif) |
| 705-07-78 | | spread F | ![](/icons/ecblank.gif) |
| 705-07-79 | | layer height | ![](/icons/ecblank.gif) |
| 705-07-80 | | riometer | ![](/icons/ecblank.gif) |
| 705-07-81 | | ionospheric prediction | ![](/icons/ecblank.gif) |
| 705-07-82 | | (ionospheric) propagation forecast | ![](/icons/ecblank.gif) |
| 705-07-83 | | solar activity | ![](/icons/ecblank.gif) |
| 705-07-84 | | solar cycle | ![](/icons/ecblank.gif) |
| 705-07-85 | | solar activity centre | ![](/icons/ecblank.gif) |
| 705-07-86 | | international relative sunspot number | ![](/icons/ecblank.gif) |
| 705-07-87 | | twelve-month running-mean sunspot number | ![](/icons/ecblank.gif) |
| 705-07-88 | | monthly mean solar radio-noise flux | ![](/icons/ecblank.gif) |
| 705-07-89 | | solar (activity) index | ![](/icons/ecblank.gif) |
| 705-07-90 | | ionospheric index | ![](/icons/ecblank.gif) |
| 705-07-91 | | ursigram | ![](/icons/ecblank.gif) |
| 705-07-92 | | (ionospheric) transmission curve | ![](/icons/ecblank.gif) |
| 705-07-93 | | (ionospheric) transmission factor | ![](/icons/ecblank.gif) |
| 705-07-94 | | control point | ![](/icons/ecblank.gif) |
| 705-07-95 | | two-control-point method | ![](/icons/ecblank.gif) |
| 705-07-96 | | ionospheric map | ![](/icons/ecblank.gif) |
| 705-07-97 | | numerical ionospheric map | ![](/icons/ecblank.gif) |
Section 705-08: Influence of propagation on radio communications | ![](/icons/ecblank.gif) |
| 705-08-01 | | total loss, <of a radio link> | ![](/icons/ecblank.gif) |
| 705-08-02 | | system loss | ![](/icons/ecblank.gif) |
| 705-08-03 | | transmission loss (of a radio link) | ![](/icons/ecblank.gif) |
| 705-08-04 | | basic transmission loss (of a radio link) | ![](/icons/ecblank.gif) |
| 705-08-05 | | free-space basic transmission loss | ![](/icons/ecblank.gif) |
| 705-08-06 | | ray path transmission loss | ![](/icons/ecblank.gif) |
| 705-08-07 | | loss relative to free space | ![](/icons/ecblank.gif) |
| 705-08-08 | | polarization coupling loss | ![](/icons/ecblank.gif) |
| 705-08-09 | | field strength diminution factor | ![](/icons/ecblank.gif) |
| 705-08-11 | | fading, <of electromagnetic waves> | ![](/icons/ecblank.gif) |
| 705-08-12 | | fading depth | ![](/icons/ecblank.gif) |
| 705-08-13 | | fading duration | ![](/icons/ecblank.gif) |
| 705-08-14 | | fading rate | ![](/icons/ecblank.gif) |
| 705-08-15 | | rapidity of fading | ![](/icons/ecblank.gif) |
| 705-08-16 | | slow fading | ![](/icons/ecblank.gif) |
| 705-08-17 | | fast fading | ![](/icons/ecblank.gif) |
| 705-08-18 | | frequency selective fading | ![](/icons/ecblank.gif) |
| 705-08-19 | | interference fading | ![](/icons/ecblank.gif) |
| 705-08-20 | | scintillation | ![](/icons/ecblank.gif) |
| 705-08-21 | | fade-out | ![](/icons/ecblank.gif) |
| 705-08-31 | | field strength (of a radio transmitter) | ![](/icons/ecblank.gif) |
| 705-08-32 | | usable field strength | ![](/icons/ecblank.gif) |
| 705-08-33 | | nominal usable field strength | ![](/icons/ecblank.gif) |
| 705-08-34 | | minimum usable field strength | ![](/icons/ecblank.gif) |
| 705-08-35 | | standard unabsorbed field strength | ![](/icons/ecblank.gif) |
| 705-08-36 | | (fade) margin | ![](/icons/ecblank.gif) |
| 705-08-37 | | flat fade margin | ![](/icons/ecblank.gif) |
| 705-08-38 | | net fade margin | ![](/icons/ecblank.gif) |
| 705-08-39 | | coordination distance | ![](/icons/ecblank.gif) |
| 705-08-40 | | coordination contour | ![](/icons/ecblank.gif) |
| 705-08-41 | | coordination area | ![](/icons/ecblank.gif) |
| 705-08-42 | | range (of a radio transmitter) | ![](/icons/ecblank.gif) |
| 705-08-43 | | field strength pattern (of a radio transmitter) | ![](/icons/ecblank.gif) |
| 705-08-44 | | coverage area (of a radio transmitter) | ![](/icons/ecblank.gif) |
| 705-08-51 | | depolarization | ![](/icons/ecblank.gif) |
| 705-08-52 | | cross polarization | ![](/icons/ecblank.gif) |
| 705-08-53 | | cross polarization discrimination (of a radio wave) | ![](/icons/ecblank.gif) |
| 705-08-54 | | cross polarization isolation (of two radio waves) | ![](/icons/ecblank.gif) |
| ![](/icons/ecblank.gif) |