Transmission Mediums

Lead substitute scheme, primary and secondary lead parameters, telegraph equation, cable construction, metallic lead inhomogeneity and capacitive imbalance, balancing vf symmetrical cables, defect survey in cable, optical fiber in telecommunication, transmission chain block diagram along optical fiber, optical signal fiber transmission principle, losses in fiber, construction, fiber splicing, lights sources and detectors, optical signal wave-length and transmission window, transmission capacity, transmission rate, amplification length and repeating section, digital signal immunity against disturbance and distortion.