1:9 Short Wave Balun 1?56MHz HF Balun 200W SSB for Long-Line Shortwave Antenna HAM Radio Impedance Conversion 50??450?

Additional Details from the Manufacturer

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More features

• Wide Frequency Range: This 1:9 balancer supports a wide frequency range from 1 to 56MHz, with a rated power of 200W, low loss, and more efficient signal transmission, suitable for various wireless communication needs and antenna system layouts.
• Impedance Conversion: Through a 1:9 ratio, the balancer effectively converts the input impedance from 50Ω (unbalanced) to an output impedance of 450Ω (unbalanced).
• Suitable for: Designed specifically for long-line RF antennas, end-fed long-line antennas, and antenna tuners, allowing for quick setup. Ideal for emergency communication in the field, and for DIY ham enthusiasts in confined spaces such as balconies.
• User-Friendly Installation: Features a waterproof design, simplifying wiring and operation. Compatible with various devices and antennas, facilitating signal transmission and communication setup. Simply ensure the foundation and cable connections are waterproof for added protection.
• Durable and Reliable: Constructed with EP resin board and 304 stainless steel mounting brackets, two copper lugs match two oscillators for easy use and stable operation in various environmental conditions. Typically requires a grounding rod or grounding network cable.