000 01334nam a2200253Ia 4500
999 _c2378
_d2378
003 OSt
005 20200528120205.0
008 160928s1991 -us fr |||0 0 eng d
040 _apeliigp
_bspa
_cpeliigp
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