TDECQ · Transmitter Dispersion Eye Closure Quaternary
The dB measure of how far a transmitter's eye is already closed before the channel; margin erodes as case temperature rises, so qualify optics at field temperature rather than on a cool bench.
The dB measure of how far a transmitter's eye is already closed before the channel; margin erodes as case temperature rises, so qualify optics at field temperature rather than on a cool bench.