House amplifiers(in text-amplifiers)are intended for amplifying and distributing TV signals in cable TV networks.
The amplifier are produced with built-in power supply for powering from mains~198--250V and for remote powering from line~24--65V(depending on type).The amplifiers have one input and two output.
The amplifiers are provided for plug-in return path amplifier and interstage attenuator.
Photos for reference:
Add: No.6, Gaoxin 3rd road Xian city, Shaanxi Province,China