The 02632 is a 6.5dB Gain, Mobile GPI Antenna covering the UHF Citizens Radio Band. The 02632 antenna offers a genuine 6.5dB of Gain (over quarter wave), on the horizon across the whole designated band of operation. The antenna is designed for optimum performance on the UHF M Base and covers the entire designated band of operation well under 1.5:1 VSWR.