Optical Link Calculator
Splitter loss, coupler ratios, link budget & unit conversion for GPON/EPON/CATV.
1×N SPLITTER
IL = 10·log₁₀(N) + excessReference Input5.00 dBm
Insertion loss / port3.41 dB
Calculated Outputs
Port 11.59 dBm
Port 21.59 dBm
Theoretical split 3.01 dB + 0.40 dB excess.