Datasheet

Optical nodes
173
LWO 301, 311, 303, 313, 304, 314
Optical Fibre Deep Nodes
ultra low-noise front end
high RF output power driven by GaAs push-pull hybride
pluggable diplex fi lter
output test port
E 2000 (LWO 311, 313, 314) or SC / APC (LWO 301, 303, 304)
optionally remote powered (LWF…)
Common Data
Optical receiver
Wavelength [nm] 1290…1600
Input power [dBm] 0… -8
Optical return loss [dB] > 40
Equivalent input noise (EIN) [pA/√Hz] typ. 3,8 / max. 4,5
Maximum RF output level
at 4,1 % OMI acc. CENELEC 42;
≥ 60 dB CSO CTB
[dBµV] min. 106, typ. 107 *
Input attenuation (pad) [dB] 0…16
Interstage attenuation (pad) [dB] 0…8
Interstage slope (pad) [dB] 0…8
Frequency range
depending on diplex fi lter
[MHz] 40 / 85…862
Frequency fl atness [dB] ± 1,5
Responsivity [dBA/W] 57 @ 1310 nm without AGC / 55,5 @ 1310 nm with AGC
RF Impedance [Ω] 75
RF Return loss [dB] 18 @ 40 MHz - 1,5 dB / oct.
Test point attenuation [dB] 20
AGC optional
Connector type SC / APC E2000
Common parameters
EMC DIN EN 50083-2
Ambient temperature [°C] - 15 … + 55
Dimensions (D x H x W) [mm] 215 x 145 x 85
Weight [kg] app. 2,5
* incl. AGC-module min. 105, typ. 106 @ Popt = 0…-2 dBm