1:49 EFHW Balun 4/8-Band End-Fed Half-Wave Antenna 150W

HpLive 1:49 Balun for End-Fed Half-Wave Antenna – 4-Band & 8-Band, 1–30MHz, 150W PEP

Take your amateur radio and shortwave communications to the next level with the HpLive 1:49 EFHW Balun. Engineered for both hobbyists and seasoned radio operators, this rugged, waterproof balun transformer delivers exceptional impedance matching across a wide frequency range, ensuring stable, low-loss signal performance whether you're operating from a home shack or a remote field deployment.

Key Features

• Wide Frequency Coverage: Operates across 1–30MHz, supporting popular HF bands including 80m, 60m, 40m, 30m, 20m, 16m, 12m, 10m, and 6m — ideal for 4-band and 8-band antenna configurations.
• Optimised 1:49 Impedance Matching: The precision-wound 1:49 transformation ratio minimises signal loss, maximises reception efficiency, and maintains reliable, stable signal quality across all supported modes.
• High Power Handling: Rated for SSB <150W, CW <120W, and FM / AM / FT4 / FT8 <80W — accommodating a wide variety of operating styles and modes.
• Weatherproof ABS Enclosure: The durable ABS shell is built to withstand harsh outdoor weather conditions, making it equally suitable for permanent outdoor installations and temporary portable deployments.
• Quick & Easy Installation: Compact, lightweight, and designed for straightforward setup — no specialist tools required. Perfect for rapid field deployment or a permanent fixed installation.
• Broad Compatibility: Works seamlessly with a wide range of antenna structures and radio/communication equipment used by amateur radio enthusiasts and shortwave professionals alike.

Setup Guidelines

• Approximately 2.5 mm² wire is recommended for the antenna element.
• 4-Band configuration: ~20 metres (65.6 ft) of wire required.
• 8-Band configuration: ~40.4 metres (132.5 ft) of wire required.
• Use an antenna analyser to fine-tune the resonant frequency for optimal performance in your specific environment.

Specifications

Package Contents

• 1 × 1:49 EFHW Balun Antenna Unit

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Frequently Asked Questions

Q: What bands does this 1:49 EFHW balun support?

A: This balun covers a frequency range of 1–30MHz and supports multiple HF bands including 80m, 60m, 40m, 30m, 20m, 16m, 12m, 10m, and 6m. It can be configured for 4-band or 8-band end-fed half-wave antenna setups depending on the wire length used.

Q: How much wire do I need for a 4-band vs. 8-band setup?

A: For a 4-band configuration, you will need approximately 20 metres (65.6 feet) of wire. For an 8-band configuration, approximately 40.4 metres (132.5 feet) is required. A wire gauge of around 2.5 mm² is recommended for best results.

Q: Is this balun suitable for outdoor permanent installation?

A: Yes. The balun features a weatherproof ABS enclosure designed to handle harsh outdoor weather conditions. It is built for both long-term fixed outdoor installations and quick temporary deployments in the field.

Q: What power modes are supported and at what wattage?

A: The balun handles SSB at up to 150W (PEP), CW at up to 120W, and FM, AM, FT4, and FT8 at up to 80W — making it versatile enough for most amateur radio operating modes.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.