CATV Field Trunk Amplifier (Outdoor Amplifier DT-FTA-8100)
A. CATV Trunk Amplifier Description
CATV trunk amplifier, DT-FTA-8100 outdoor bidirectional amplifier is a high gain high output modular amplifier, It is suitable to the 1GHz CATV bidirectional cable transmission network, Forward Path: (Operating Frequency: 47/87-862/1000 MHz, Highest Gain: ≥ 38dB, C/CTB: ≥ 66dB, C/CSO: ≥ 64dB. ), Return Path: (Operating Frequency: 5~ 30/65MHz, Highest Gain: ≥ 24dB, Carrier
Second order intermodulation ration: ≥ 52dB, Operating Voltage: AC150~265V or AC 35~90V(50Hz), Dimension: 270mm x: 215mm x 118mm.
B. CATV Trunk Amplifier Feature:
1. Plug-in equalizer and attenuator, GaAs power doubler output.
2. Two-channel splitter or tap output, modular cast aluminum waterproof shell.
C. CATV Trunk Amplifier Application:
1. CATV System.
2. Building large or middle-sized CATV bi-directionaltransmission network.
D. CATV Trunk Amplifier Technical Characteristics
| Item |
Unit |
Technical Parameter |
| Forward Path |
| Frequency range |
MHz |
87(47)~862/ 1000 |
| Rated gain |
dB |
30 |
38 |
| Rated input level |
dBμV |
72 |
70 |
| Rated output level |
dBμV |
102 |
108(EQ6dB) |
| Flatness in band |
dB |
±0.75 |
±0.75 |
| Noise figure |
dB |
≤10 |
≤10 |
| Return loss |
dB |
≥16 |
| C/CTB |
dB |
≥70 |
≥66 |
| C/CSO |
dB |
≥67 |
≥64 |
| Group delay |
ns |
≤10 (112.25 MHz/116.68 MHz) |
| Signal to hum ratio |
% |
< 2 |
| Gain stability |
dB |
-1.0~ +1.0 |
| Return Path |
| Frequency range |
MHz |
5~65(30) |
| Rated gain |
dB |
24(Different modules, different gain. Modules can
be specified by the users.) |
| Maximum output level |
dBμV |
110 |
| Flatness in band |
dB |
≤±0.75 |
| Noise figure |
dB |
≤12 |
| Return loss |
dB |
≥16 |
| Signal to hum ratio |
% |
< 2 |
| General Performance |
| Characteristic impedance |
Ω |
75 |
| Power supply voltage |
V |
A:AC(135~250)V;B:AC(35~90)V |
| Impulse withstand voltage |
kV |
>5(10/700μs) |
| Power consumption |
W |
≤20 |
| dimension |
mm |
270(L)x 215(W)x118(H) |
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