Reference Data for Engineers, 9th Edition

S

Safety levels, exposure to EM fields, 49-28–30

Sag calculations, transmission-line, 49-18–20

SAG, definition of, 20-9

Samarium, 4-6-7, 4-10–11

SAMPLE, definition of, 20-9

Sampled-data filter systems, 10-36–38

Sampling

digital television system, 35-36–38

pulse frequency, digital television system, 35-37

pulse modulation

of bandpass function, 23-11

in frequency domain, 23-11

in time domain, 23-11

theorem, 25-17

Satellite(s)

communications

choice of frequency, 27-13

DAMA systems, 27-24

digital transmission systems, 27-21–24

Satellite(s)—cont

downlink, 27-3

effect of solar eclipse on, 27-9–11

evolution, 27-4–6

ionospheric scintillations, 27-33–35

propagation, 27-32–40

rain attenuation, 27-36–37

transmission system considerations, ...