Description
Does not come with cable – Need to order cable extra
The AV51BI-4 is a high quality dipole antenna designed for the
maritime VHF radio telephone service. It is designed for use on
pleasure craft, but the high quality means it may be installed on all
kinds of vessels.
It comes with integrated BNC coaxial connector.
Frequency range 156-162 MHz, VSWR < 1.5 : 1
145-165 MHz, VSWR < 2 : 1
Nominal impedance 50 ohm
Power rating 100 W
Gain 3 dB
Pattern Horizontal plane: Omnidirectional
Vertical plane: See reverse side
Polarization Vertical
Connector BNC female
DC-grounded Yes
Electrical specifications:
Design
Center fed coaxial dipole. Radiating element completely enclosed
in polyurethane foam within a fiberglass tube.
Height 4 (1,25 m.)
Weight 0.5 kg
Wind rating 55 m/s = 125 mph
Finish Polyurethane lacquer, white
Temperature range -55 C, +71 C; -67 F, +160F
Mechanical specifications:
Mounting:
The AV51BI-4 is fitted with UNS1″x14 female ferrules.
Can be used with all standard mounting accessories.
Integrated BNC female coaxial connector.
All BI versions come with a tool to mount the BNC male coaxial
connector inside the stainless steel ferrule.
4 Marine VHF Antenna
4-way bracket and coaxial cable not included
UNS: Unifield Special
AV-C adapter: To be able to make all 4ft. And 8ft. -BI version
antennas – to a side feed cable version (to compensate
for all C-version) – AV-C adapter is required.
*** Must order Cable seperately ( 21775 / 21776 / 21777 / 21778 )
21051
Additional information
Weight | 8 lbs |
---|---|
Item Name | 1-Piece VHF Whip Antenna |
Manufacturer | |
Model | 21051 |
Type | Dipole, Omni-Directional |
Length | 4 ft |
Frequency Band | VHF |
Gain | 3 dB |
Impedance | 50 Ohm |
Mount Type | Bi-Thread |
Color/Finish | White/Polyurethane Lacquer |
Wind Rating | 125 mph |
Elements | Polyurethane Foam within a Fiberglass Tube |
RF Connector | BNC Female Connector |
Polarization | Vertical |
Thread Size | 1-14 UNS |
Power Rating | 100 W |
Temperature Rating | -55 to 71 deg C |
Weight | 0.5 kg |