1.CATV Distribution Amplifier 2.Forward:45~862 MHz 3.Input 72dBuV, Output=102dBuV 4.Gain:30dB Features
(1) Suitable for trunk amplification and extending amplification in forward CATV system.
(2) Using plug-in module (made by PHILIPS or Famous) design to make upgrade easy.
(3) 1~3way output port, Multiple output mode.
(4) Adjustable gain control and slope control.
(5) Separate power supply insertion port.
(6) High-powered switching power supply, input range for 30~90VAC.
(7) Each port and power supply, against surge and thunder stoke.
(8) In aluminum-alloy housing, waterproof and dustproof.
(9) High capability to price ratio.
Technical parameters| Parameter | Unit | OPCA-BK3 |
| Bandwidth | MHz | 45~862 |
| Nominal Gain | dB | 30 |
| Nominal Gain Of Tap Port | dB | 20 |
| Flatness In Band | dB | ±0.75 |
| Nominal Input Level | dBμV | 72 |
| Nominal Output Level | dBμV | 102 |
| Nominal Level Of Tap Output | dBμV | 92 |
| Gain Adjustment Range | dB | 0~18 |
| Slope Adjustment Range | dB | 0~18 |
| C/CSO | dB | -64 |
| C/CTB | dB | -67 |
| Noise Figure | dB | ≤8.5 |
| Return Loss | dB | ≥16(45-750) ≥14(750-862) |
| Input, Output Impedance | Ω | 75 |
| Gain Drift | dB | ±1 (-25~+55°C) |
| Supply Voltage | V | AC 30~60 or AC 220 ±10% |
| Thunder stroke Immunity | kV | 5 (10-700μs) |
| Dimension | mm | 225×180×85 |
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
Distribution Amplifier CATV amplifier 30db OPCA-BK3
