000 | 01334nam a2200253Ia 4500 | ||
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999 |
_c2378 _d2378 |
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003 | OSt | ||
005 | 20200528120205.0 | ||
008 | 160928s1991 -us fr |||0 0 eng d | ||
040 |
_apeliigp _bspa _cpeliigp |
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041 | _aeng | ||
082 | 0 | 4 | _a621.371/F64 |
100 | 1 |
_aFlock, Warren L. _4autor _92955 |
|
245 | 0 | _aElectromagnetic signal transmission | |
260 |
_bNASA Propagation Information Center, _aColorado: _c1991 |
||
300 |
_a51 páginas: _c27 cm |
||
504 | _aReferencias bibliográficas: páginas 52-56 | ||
505 | _a1. Electromagnetic waves -- 2. Basic concepts -- 3. The spectrum of electromagnetic waves -- 4. Transmission lines, waveguides, and optical fibers -- 5. Transmission lines -- 6. Waveguides -- 7. Ooptical fibers -- 8. Basic concepts of ionospheric propagation -- 9. Introduction -- 10. Linear and circularly polarizad waves -- 11. Propagation of electromagnetic waves in the ionosphere --12. Terrestrial line-of-slight transmission -- 13. Introduction -- 14. Index of refraction of the troposphere -- 15. Ray paths in the troposphere -- 16. Propagation throught earth's atmosphere at elevation angles above ten degrees | ||
650 | 1 | 4 |
_aIONOSFERA _9315 |
650 | 2 | 4 | _aFILTROS ÓPTICOS |
650 | 2 | 4 | _aATMÓSFERA TERRESTRE |
650 | 2 | 4 | _aPROPAGACIÓN ONDAS ELECTROMAGNETICAS |
910 | _aslz | ||
942 |
_cBK _2ddc |