5 ms·
No, actually in modern systems the light signal is boosted without an intermediate conversion to an electrical signal: http://en.wikipedia.org/wiki/Optical_ampl
by marshray 13y ago
No, actually in modern systems the light signal is boosted without an intermediate conversion to an electrical signal: http://en.wikipedia.org/wiki/Optical_amplifier http://en.wikipedia.org/wiki/Optical_amplifier
- beloch 13y agoSome types of optical amplifiers are vulnerable to side channel attacks, so they might be a weak point. However, they're also probably under more scrutiny from both maintenance and security people.