C3 Compact antenna System. Compact antenna System - The system comes complete with booster (built-in to the antenna itself) fitted cables, power supply and FREE Transmitter Guide Book. The system is small W 39cm x H 29cm x D 12cm. It weights 200 grams and is fully assembled with cables fitted. The quality box can be used as a carry case. It can mounted either vertically or horizontally. It is recommended that if you are using a metal mast that plastic is used for the first 35cm. This is important when using the antenna vertically. The C3 is Ideal for use on the east coast. Light and compact and easy to install