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gain omnidirectional antenna

Wideband 30-600MHz Omni Fiberglass Antenna for VHF/UHF/L-Band

ZD-OA-30/600M-NF
Black 30-600MHz omni fiberglass VHF/UHF/L-band antenna is an ideal choice for modern communications. Its 30 - 600MHz frequency band is suitable for signal transmission in the fields of broadcasting, amateur radio and security monitoring. Omnidirectional radiation ensures all-round transmission of signals. The fiberglass material is corrosion-resistant and wind-resistant. The stable base is easy to install and has good grounding. In addition, customized services are provided to meet the diverse communication needs of different customers, such as different frequency band preferences, coverage areas and other factors, to ensure the best communication effect in various scenarios.
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With the rapid development of modern communication technology, the VHF/UHF/L-Band antenna is an ideal choice for many communication needs due to its unique performance.

The gain omnidirectional antenna frequency band is 30-600MHz, covering the VHF and UHF bands. In the field of broadcasting, this frequency band helps to accurately and efficiently transmit broadcast signals to achieve wide regional coverage and clear listening effects; for amateur radio enthusiasts, it can meet their communication needs under different frequency band combinations; in security monitoring systems, it is also adapted to relevant signal transmission requirements.

The 30-600MHz omni fiber glass antennaomnidirectional adopts an omnidirectional radiation design, which allows the signal to be evenly covered and transmitted within a 360-degree range. This feature ensures the omnidirectional nature of signal transmission and reception, and guarantees the integrity of the signal in a complex communication environment.

30-600mhz omni fibergalss antennais made of fiberglass, and the corrosion resistance of this material can protect it from erosion in harsh chemical environments or high humidity areas. Excellent wind resistance ensures that the VHF/UHF antenna structure is stable in windy environments, thereby maintaining stable communication performance. A stable base design is one of the key factors for performance improvement. It is easy to install and can be quickly put into place according to different installation scenarios. At the same time, good grounding effect helps to reduce electromagnetic interference and improve signal transmission quality.

In view of the diverse communication needs of different customers, we provide customized services. Amateur radio enthusiasts need antennas with specific parameters due to their operating frequency band preferences and the expected communication distance; radio stations customize antenna parameters based on factors such as the geographical area covered by the broadcast, audience density and terrain; security monitoring customers get exclusive antenna customization based on the layout planning of monitoring points, real-time requirements of video transmission, and signal transmission distance.

Electrical Specification:

Model

ZD-OA-30-600M-NF

Frequency range

30 -600 MHz

VSWR

Nominal impedance

50 ohm

Power rating

100W

VSWR

≤1.8

Gain

See diagram overleaf

Radiation pattern

Azimuth: Omnidirectional

Polarization

Vertical

Connector

N female, others on request

EMP

DC grounded on 50 ohm side (extra EMP protection available as option)

Mechanical specifications:

Design

Centre fed dipole for UHF. End-fed whip for VHF. Radiating element completely enclosed in epoxy/fibreglass laminate. Metal parts are plated brass and stainless steel.

Length

Total: 2.65m (104 in)

Lower whip: 1.14m (45in)

Upper whip: 1.45m (57in)

Base: 0.24m (9.5in)

Wind rating

55 m/s = 125 mph

Finish

Polyurethane lacquer

Colour

Customer Specified

Installation

See base option table

Temperature range

-55 °C, +71°C; -67 °F, +160 °F

GPS Electrical Specification

L1 GPS

L2GPS

Frequency band

1575 MHz

1227 MHz

Supply Voltage

2.7-5.5V

2.7-5.5V

Pre-amplifier

25 dB @ 5V

25 dB @ 5V

Noise Figure

2.5dB

2.5dB

Supply Current

Polarization

RHCP

RHCP

Connector

SMA female

SMA female

Antenna Options

Product

Description

Whip Bag

Protective carrying bag for upper and lower whip sections