1.CATV Distribution Amplifier 2.frequency:45(87)~550 45(87)~750 45(87)~862MHz 3.Outpu:94,98,102 dBuV 4.Gain:20 26 30dB Features
(1) Suitable for trunk amplification and extending amplification in forward CATV system.
(2) Using plug-in module (made by PHILIPS or MOTOROLA) design to make upgrade easy.
(3) Manual gain control and slope control.
(4) Provide two power supply method, centralized (AC30~60V) or individual (AC220V).
(5) Individual input port AC60V power supply.
(6) Waterproof and dustproof design, fast heat dissipation and fine screening characteristic.
(7) Efficient R-transformer or switching power supply for selection.
(8) Plug-in temperature compensator or output beforehand equalizer for selection.
Technical parameters| Parameter | Unit | 5522F | 5526F | 5530F | 7522F | 7526F | 7530F | 8622F | 8626F | 8630F |
| Bandwidth | MHz | 45(87)~550 | 45(87)~750 | 45(87)~862 | ||||||
| or specified by user | or specified by user | or specified by user | ||||||||
| Nominal Gain | dB | 22 | 26 | 30 | 22 | 26 | 30 | 22 | 26 | 30 |
| Flatness In Band | dB | ±0.5 | ±0.75 | ±0.75 | ||||||
| Nominal Input Level | dBμV | 72 | ||||||||
| Nominal Output Level | dBμV | 94 | 98 | 102 | 94 | 98 | 102 | 94 | 98 | 102 |
| Gain Adjustment Range | dB | 0~18 | ||||||||
| Slope Adjustment Range | dB | 0~18 | ||||||||
| C/CSO | dB | -68 | -65 | -63 | -67 | -64 | -62 | -66 | -63 | -61 |
| C/CTB | dB | -71 | -68 | -66 | -70 | -67 | -65 | -69 | -66 | -64 |
| Noise Figure | dB | ≤8.5 | ||||||||
| Return Loss | dB | ≥16 | ≤16(45/87~550MHz) | ≤16(45/87~550MHz) | ||||||
| ≥14(550~750MHz) | ≥14(550~750MHz) | |||||||||
| Input, Output Impedance | Ω | 75 | ||||||||
| Gain Drift | dB | ±1 (-25~+55°C) | ||||||||
| Supply Voltage | V | AC 30~80 or AC 110~250(switching power supply | ||||||||
| AC 30~60 or AC 220±10% (linear power supply) | ||||||||||
| Thunder stroke Immunity | kV | 5 (10-700μs) | ||||||||
| Dimension | mm | 260×160×105 | ||||||||
Test Condition:
At the range of 750MHz (112.25~743.25 MHz) when testing the C/CTB and C/CSO, set 79 PAL-D imitate TV channels signal. Set 93PAL-D imitate TV channels signal at the range of 862MHz (112.25~855.25MHz).
Block Diagram
Forward catv cable trunk amplifier OPCA-F
