Specifications A - 3
Optical Specifications
This section lists the optical specifi cations for the 10BASE-FB Module,
including:
❑Transmitter Specifications
❑Receiver Specifications
❑Supported Fiber Optic Cables
❑Fiber Optic Interface

Transmitter Specifications

Light Source: GaA1As LED at wavelength 820 ± 20 nm. Power coupled int o
fiber cable inclusive of ST, SMA, or FC connector loss.
TableA-2 lists normal and high power transmit specifications.
Table A-2. Transmit Power
Cable Type Normal Power High Power
100/140 micron,
0.29 NA fiber - 11.5 dBm (± 3.0 dBm) - 4.5 dBm (± 2.25 dBm)
85/125 micron,
0.29 NA fiber - 14.0 dBm (± 3.0 dBm) - 7.0 dBm (± 2.25 dBm)
62.5/125 micron,
0.275 NA fiber - 17.0 dBm (± 3.0 dBm) - 10.0 dBm (± 2.25 dBm)
50/125 micron,
0.20 NA fiber - 21.5 dBm (± 3.0 dBm) - 14.25 dBm (± 2.25 dBm)