9arm. World Map
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Hover over cables for name and capacity
Drag slider to change angle of incidence
Click bits to toggle — switch between Text, Color, and Number modes
Adjust the bit rate slider
Toggle AM / FM / PM and adjust depth
Click constellation points to see I/Q waveform construction
Step through OOK to 64-QAM
Pick a scheme and crank up the noise
Send → Add Error → Detect & Fix
Adjust pump laser power — watch stimulated emission
Switch feed modes — watch the voltage profile and sea-return current
Drag distance slider to see signal degrade
Toggle wavelength channels on and off
Drag the Peel slider to reveal each layer
Data crossing the ocean in real time
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