Bi-directiona Amplifier CATV amplifier TGM2800D high level outputs Amplifier
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Lootom Telcovideo Network (Wuxi) Co., Ltd.
Bi-directiona Amplifier CATV amplifier TGM2800D
Overview
TGM2800D bi-directional amplifier adopting imported GaAs module amplification can be used in CATV network, digital network and telecom network with high gain, low distortion and excellent flatness. It can be used as a amplifier or a distribution amplifier in bidirectional CATV system.Each port with independent bidirectional filter facilitates network test.
Features
l Input stage adopt imported CATV headend amplifer modules, input and output stage adopt imported CATV exclusive power multiplier amplifier module,greatly improved the nonlinear distortion characteristics, RF output level up to 108dBuV
l Bi-directional split frequency 42/54MHz or 65/87MHz optional
l Input stage, inter-stage level and the slope are step adjustable; reverse level port independent variable
l Balanced alternative technology, adopt attenuation plug-in form to do balanced adjustment
l Forward output, reverse input share a common external RF test point, easy for forward and reverse debugging
l Reserved for network management interface,transponder option has national standard network management interface, comply with SCTE HMS and IEC network management standard
l RF return port has 3-state reverse noise reduction switch and plug-in attenuator, easy for isolating various intrusive interference
l Users can choose dynamic noise isolator
l RF power level monitoring options optional, easy for remotely real-time monitoring the output signal level of the bi-directional distribution amplifier
l High-efficiently switching power,perfect multi-stage surge suppression circuitry,improved anti-lightning strike and anti-surge shocks,further improved the reliability
Diagram
Technical parameters
Bi-directional Amplifier Parameter
NO. | Item | Unit | Description | |
1 | Frequency Range | MHz | 88~862(1000) | 5~65(42) |
2 | Input /Output Return Loss | dB | ≥16(88~550MHz) ≥14(550~1000MHz) | ≥16 |
3 | RF Output Signal Level | dBμV | ≥108 (single output port) ≥ 104(dual output port) | ≥104 |
4 | Flatness | dB | ±0.75 | ±0.75 |
5 | Full Gain(Min) | dB | ≥ 34(single output port) ≥ 30(dual output port) | ≥24(single output port)) ≥20(dual output port) |
6 | Gain Adjustment Range | dB | 0~20 | 0~20 |
7 | Slope Adjustment Range | dB | 0~15 | 0~15 |
8 | NF | dB | ≤6.0 | ≤6.0 |
9 | NPR | dB | / | ≥40@dynamic range ≥35dB |
10 | HUM | dBc | ≥66 | / |
11 | CTB | dBc | ≥71 | / |
12 | CSO | dBc | ≥68 | / |
13 | Group Delay | ns | ≤5.0 (112.25MHz/116.68MHz) | ≤20.0 (57MHz/59MHz) |
14 | Dimension (W×H×L) | mm | 230×330×130 | |
15 | Power (two options) | V | AC 60V 50Hz/AC 220V 50Hz | |
16 | Operating Temperature | ℃ | -25~+65 | |
17 | Weight | kg | 4 |
Customers who bought this product will also consider our following products:
TGM100D TGM2800F
TGM2800C
and other product, for futher information, please refer to our company website.
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