Diamond AZ805M 2m/70cm/23cm Tri-Band Mobile Antenna

Diamond AZ805M Tri-Band Mobile AntennaThe Diamond AZ805M is a compact mobile antenna for the 144, 430 and 1200MHz amateur radio bands (2m, 70cm and 23cm). Measuring 57cm and weighing 84g, it features an M-P connector and a total power rating of 50W FM.Key Features Bands: 144/430/1200MHz (2m/70cm/23cm) Length: 57cm Weight: 84g Gain: 3.8dBi at 430MHz; 7.2dBi at 1200MHz Maximum power rating: 50W FM total Impedance: 50 ohms VSWR: less than 1.5:1 Connector: M-P (PL-259) Antenna Design 144MHz: quarter-wave 430MHz: C-Load radialless 1200MHz: three stacked 5/8-wave C-Load radialless sections InstallationFor operation on the 144MHz band, the antenna uses the vehicle body as its ground plane. Ensure a sound electrical connection between the antenna mount and vehicle body.