HDO421 Amplifier
The HDO421 is an RF return path amplifier with a single input that supports frequencies from 5 MHz to 300 MHz. It provides a fixed gain with one output port. The module has a front panel RF test point.
A high isolation narrowcast input with separate adjustments allows convenient realizing of narrowcast segments. The amplifier is mechanically compatible with HDX002 and HDX003 installation frames.
Features at a glance:
- Level adjustment
- Input equaliser
- Output RF test point
- Small form factor family, 2 RU height
- Local and remote software control of all adjustments
Product Specifications
RF parameters
Frequency range
5…300 MHz
Gain
20 dB
Flatness
±0.5 dB
RF impedance
75 Ω
Return loss
18 dB
Level adjustment range
12 dB
Input equaliser
0…6 dB
RF output test point
20 dB
Noise figure
7.5 dB
3rd order distortion
-60 dB
2nd order distortion
-60 dB
General
Power consumption
4 W
Supply voltages
25 V / 150 mA
6.3 V / 60 mA
6.3 V / 60 mA
RF connectors
F female
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%
