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Trival Antene
AD-39/3108 — VHF/UHF Dipole Antenna
Less than 100 W
Key specifications
- Gain
- Less than 0 dB
- Power handling
- Less than 100 W
- Polarization
- Vertical, Horizontal
- Height
- 3m
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Overview
The AD-39/3108 is a stationary dipole antenna designed for operations across the 20 to 108 MHz frequency range. Available in configurations for both base station and field-transportable deployments, it features a lightweight matching unit and rugged construction to withstand harsh climatic conditions.
Technical Summary
- Frequency Range: 20 to 108 MHz
- Antenna Design: Dipole with center matching unit and balun transformer
- Polarization: Vertical or horizontal
- Materials: Brass tubing in fiberglass housing (dipoles), aluminum with plastic housing (matching unit)
- Finishes: Transparent anodized aluminum, black passivated stainless steel, black painted dipoles and mounting tube
Operational Use Cases
- Stationary base station communications (AD-39/3108)
- Field and transportable tactical operations (AD-39/3108-T)
Deployment Environments
Designed for long-term reliability in the hardest climatic conditions. The antenna utilizes protected materials, including transparent anodized aluminum, black passivated stainless steel, and enclosed fiberglass components, to resist environmental degradation.
Performance Metrics
- Operating Frequency: 20 to 108 MHz (VHF/UHF bands)
Setup & Portability
The lightweight center matching unit minimizes overall weight. The antenna kit includes mounting accessories for installation on square or round tubes up to 60 mm in diameter. The system can be mounted in either a vertical or horizontal polarization configuration.
FAQs
When is a dipole antenna typically selected over a monopole?
Monopole antennas are often used for handheld and manpack radios, while dipole antennas are typically selected for fixed-site and portable applications. Selection depends on operational requirements and the platform's ability to provide a suitable counterpoise.
What is AD-39/3108 — VHF/UHF Dipole Antenna used for?
AD-39/3108 — VHF/UHF Dipole Antenna is categorized as Omni Antenna.
What frequency bands are listed for AD-39/3108 — VHF/UHF Dipole Antenna?
Catalog band tags include HF, VHF. Confirm the exact operating range and compatibility in the supplier datasheet.
Problems we solve: how do we narrow antenna choices?
Balancing operating bands, coverage needs and mounting space can make antenna selection difficult. Share those constraints with Cyntony to compare candidate antennas and identify what needs manufacturer confirmation (Our process).
Outcomes we deliver: what comes from working through the requirements?
The practical outcome is a requirements-led set of product options to evaluate with Cyntony. Confirm performance, compatibility and any service scope for your configuration before selection (Our process).
