1GHz Bi-Directional CATV Cable TV Trunk Amplifier
Product Description 1.Performance Characteristicsu Forward path maximum operating frequency up to 1GHz, highest gain up to 38dB.u Forward path preceding stage adopts GaAs MMIC, and output stage adopts latest imported high indicators power double module, the output level is high and the nonlinearity ......
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Product Description
1.Performance Characteristics
u Forward path maximum operating frequency up to 1GHz, highest gain up to 38dB.
u Forward path preceding stage adopts GaAs MMIC, and output stage adopts latest imported high indicators power double module, the output level is high and the nonlinearity is good.
u Return path adopts the latest high indicators imported return dedicated amplifier module with low distortion and high SNR.
u The duplex filter, equalizer, attenuator and output tap all adopt plug-in design.
u Cast aluminium waterproof case, high reliability switching power pupply and strict lightning protection system.
2.Main Technical Performance
Item | Unit | Technical Parameter | |
Forward Path | |||
Frequency range | MHz | 87(47)~ 862 | |
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 | 275(L)*250(W)*75(H) | |
Pls see the manual before use the equipment;18 months free warranty for optical transmitter,EDFA and digital equipments(natural disaster and anthropic loss are not included);one year for RF Amplifier,splitter&Tap,optical splitter);Prevail will provide 0.5% of order quantity parts for free (example for the power supply and display etc).If there is a problem ,pls send email to us,we will try to solve it by our engineer.
