CHA EMCOMM II Antenna Portable HF Antenna 1.8-54 MHz

The CHA EMCOMM II Antenna has been specially designed for backup emergency HF system or permanent installation. The integral broadband impedance matching network (transformer 5:1) allows broadband antenna tuning. It is the perfect backup antenna for apartments, condominiums, homeowners associations, deed restrictions and CCRs (Covenants, Conditions & Restrictions), ARES, RACES, MARS, EMCOMM, NVIS, First Responders and especially for Emergency Preparedness. The unit is totally waterproof. The antenna is 60äó» long and covers 6M to 160M. An external tuner is required. The antenna will perform very well with a sloper or an inverted äóìLäó� configuration. For a NVIS configuration (40M äóñ 80M) the antenna must be installed horizontally with the ground and elevated between 9äó» and 12äó» high. The CHA EMCOMM II do not required any ground-plane but will perform better with one. A ground terminal is available for that purpose. Specifications: Frequency: 6M - 160M Power: 500W SSB or 250W CW RF Connection: PL-259 VSWR: Subject to configuration Length: 60äó» Weight: 1 Lb. Mounting Configuration: None The antenna system consists of: 1 X CHA EMCOMM II matching box 1 X 60äó» wire