HDO922 Transmitter

The HDO922 downstream dual transmitter supports frequencies up to 1218 MHz. Optical output power classes are available from +2 dBm up to +12 dBm. HDO922 is a 1310 nm transmitter for short distances. It supports broadband, narrowcast and broadcast services in a digital format

Product Specifications

Optical parameters
Light source
Cooled DFB with optical isolator
Peak wavelength
1310 nm
Output power, nominal value
+2 dBm
+4 dBm
+ 6 dBm
+8 dBm
+10 dBm
+12 dBm
Relative intensity noise
-154 dBc/Hz
OMI per channel
4.5 % for CENELEC 42 chs loading
Number of optical ports
2
RF parameters
RF inputs
Two identical inputs
Frequency range
47…1218 MHz
RF impedance
75 Ω
Input return loss
18 dB
Flatness
±0.4 dB
Automatic power control (APC)
Yes
Laser test point level for 4.5 % OMI
78 dBμV
Input level
77 dBμV
Level adjustment range
-15…0 dB
Equaliser adjustment range
-6…+1 dB
Isolation between inputs
50 dB
Noise and distortion performance
Link C/N with 0 dBm to receiver
53.5 dB
CTB
65 dB
CSO
60 dB
MER
40 dB
BER
<10–9
General
Power consumption
13 W, (max. 17 W)
Supply voltages
25 V / 510 mA (670 mA)
6.3 V / 0 mA
RF connectors
F female
Optical connector
SC/APC, E-2000
Cooling
Field replaceable fan
Dimensions (h x w x d)
2U x 7HP x 380 mm, Occupies 1/12 of HDX002
Weight
1.5 kg
EMC compliance
EN 50083-2
Enclosure classification
IP20
Operating temperature range
0…+45 °C
Storage temperature range
-20…+60 °C
Operating relative humidity
0…85%
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