The brand new Diamond D-77 is a VHF/UHF air band receiving antenna, not for transmitting. The Diamond D-777 has 3.4dB on VHF (120MHz) and 5.5 dB UHF (300MHz); with an approximate length of 1.7 metres.The antenna is constructed from fibre glass materials and it is pre-tuned and fully weatherproofed. Mounting components are included. This is the genuine Diamond D777 High Gain 120/300MHz Air Band Antenna.Designed for maximum performance on both the Civil and Military Air Bands.

        Technical features

• Receiving frequency: VHF 120MHz /UHF 300MHz air bands

• Gain: 3.4dB(VHF),5.5dB(UHF)

• Type: 2 x 5/8 wave (300MHz) 5/8 wave (120MHz)

• 3  x Ground Plane Radials

• Impedance: 50ohm

• Length: approx.1.7m

• Weight: 1.0kg

• Connector: SO239 (takes normal PL259 plug)

• Rated wind velocity: 60m/sec.

• Mast diameter accepted: 30mm to 62mm