•  Suitable for  trunk amplification and extending amplification in single-way CATV system; •  Using plug-in module  design to make upgrade easy; •  A port chief output and two ports tap output; •  Manual gain control and slope control; •  Provide two power supply method, centralized (AC30~60V) or individual (AC220V); •  Waterproof and dustproof design, fast heat dissipation and fine screening characteristic; •  Efficient R-transformer power supply; •  Individual input port AC60V power supply<D3 Type>; •  Two degrees slope control or plug-in temperature compensator for selection<D3 Type>; •  Dimension (mm): 275 x 205 x 85