“HANSHIN” COMMUNAL AERIAL SYSTEM The Communal Aerial System HCA-124C is operated automatically as power on, and manual control is not necessary because AGC level of amplifier unit is adjusted by maker’s pre-setting. CE Mark (EMC) by DNV System Feature: ．Simple installation and compact unit ．Mounted and automatic gain control circuit in the multi-amplifier unit ．Mounted break-in circuit to protect the system ．Available max. 92 outlets HCA-124C                HOA-33T