General Technical Data |
Wavelength |
[nm] |
1550 ... 1560 |
Optical output power |
[dBm] |
+ 20 ±0.5 dB |
Polarization dependence |
[dB] |
0.5 dB |
Side mode suppression |
[dB] |
> 30 |
Optical isolation |
[dB] |
35 |
Optical return loss |
[dB] |
>40 |
SBS threshold 1)3) |
[dBm] |
> +20 (for 20 km fiber length and Cenelec 42 CATV input) |
RF-connectors / impedance |
|
F-female, 75Ω, front side mounted |
Optical connectors |
|
LC/APC, front side mounted |
Optical fibre |
|
Standard single mode 9/125 urn |
Control interfaces |
|
Ethernet 10/100 Mbps |
|
PJ45, rear side mounted |
BKtel RS485 bus |
|
PJ45, rear side mounted |
I/O ports |
|
Mini, rear side mounted |
Climatic specification |
|
Operation |
|
ETS 300 019, class 3.1 |
Storage |
|
ETS 300 019, class 1.2 |
EMI |
|
EN 50083-2 |
Safety |
|
EN 60950, Laser class 1M according IEC 60825-1 |
Power supply |
|
100 ... 240 VAC (dual redundant, hot pluggable) |
Enlosure dimensions |
|
19" / 1 rack unit [RU] (optionally compatible to ETSI or JIS standards) |
Weight |
[kg] |
9 (including two power supplies) |
CATV Signal Data |
CATV input impedance |
[Ω] |
75 |
Frequency range |
[MHz] |
5 ... 870 |
Frequency response at 80 dBuV / 5% |
|
5... 7 MHz |
[dB] |
±1.5 |
7... 47 MHz |
[dB] |
±0.75 |
47 ... 606 MHz |
[dB] |
±0.5 |
606 ... 870 MHz |
[dB] |
±0.75 |
Return loss |
|
5... 47 MHz |
[dB] |
>18 |
47 ... 870 MHz |
[dB] |
> 20 (at 47 MHz) - 1.5 dB/oct, min. 15 |
Input level (referred to OMI = 5%) |
[dBuV] |
73 minimum |
Gain adjustment range |
[dB] |
0 ... 24 |
Slope adjustment range (10...870 MHz) |
[dB] |
-3 (cable equivalent)... +16 (cable equalization) |
Testpoint attenuation |
[dB] |
20 |
CNR 1,3,4) |
[dB] |
>46 |
CSO 1,2,3) |
|
47 ... 600 MHz |
[dB] |
> 58 |
600 ... 862 MHz |
[dB] |
> 53 |
CTB 1,3) |
|
47 ... 600 MHz |
[dB] |
> 63 |
600 ... 862 MHz |
[dB] |
> 60 |
SAT IF Signal Data |
SAT-IF input impedance |
[Ω] |
75 |
Frequency range |
[MHz] |
950 ... 2610 |
Frequency response |
[dB] |
±2 |
Return loss |
[dB] |
>10 |
Nominal input level per SAT IF carrier |
[dBuV] |
92 4) |
CNR 1,4) referred to nominal SAT IF carrier |
[dB] |
> 24 |
Spurious signals 1,2,3,4) referred to nominal SAT IF carrier |
[dB] |
> 34 |
|
|
|
Test Conditions |
|
|
1) Popt,in= -6 dBm, appropriate receiver technology with Ieq= 4 pA/√Hz and η= 0.95 A/W (at 1550 nm) used, CATV and SAT-IF signals transmitted together (see also test condition 4 below) |
2) Internal prechirping parameter "fiber length compensation" set to 10 km, actual fiber length between 0 ... 20 km |
3) European Cenelec 42 channel allocation with OMI= 4.1% measured with 5 MHz noise bandwidth |
4) 0 dB backoff of SAT IF carriers refered to CATV video carriers, 36 QPSK/8PSK/16QAM modulated SAT IF carriers, OMIsat= 1.3% for SAT IF carriers, Cenelec 42 carriers with OMI= 4.1%, 27 MHz noise bandwidth |
|
|
|
Available Types |
|
|
Fx-AOT08200 Amplified optical transmitter with 8 ports of 20.0 dBm optical output power each, LC/APC |
Fx-AOT16200 Amplified optical transmitter with 16 ports of 20.0 dBm optical output power each, LC/APC |