2.4kW High Power 4:1 Balun For Windom Wire Antennas

All our products are handmade, and fulfilment times may vary depending on order volume. Please allow 2–3 weeks for your order to be completed and shipped.

Function

• 4/1 High Power Dual Core Current BALUN with two side installed eye bolts for strain relief of the antenna wires.
• Real Guanella type DUAL CORE current BALUN.

Mechanical Characteristics

• Optimized 61 mm diameter toroidal ferrites
• Heat resistant teflon coaxial cable with high breakdown voltage.
• Professional 50 Ohms N-connector or SO239 connector. (IP64 after sealing with self- vulcanizing tape or equivalent).
• Stainless steel M6 antenna connections and Stainless steel eye bolts. Stainless steel type 316 More info.
• Waterproof (IP64) and shock proof polycarbonate UV resistant enclosure. More info.
• Weight: +/- 500 g.

Electrical properties

• Conservatively rated 4/1 transmission line transformer.
• Operation principle: Coaxial Common-Mode Choke.
• Very high common-mode impedance. (Substantially higher than what’s obtainable with the “beads over coax” approach).
• Max. power:
• 2400 W PeP @ VSWR < 2.0/1 (ICAS)
• 1200 W PeP @ VSWR < 2.0/1 (CCS)
• 850 W PeP @ VSWR < 2.0/1 (DIGITAL FT8/FT4)
• For ICAS and CCS power definitions, More info
• Deployable frequency range: 1.5 to 30 MHz.
• Intrinsic VSWR : < 1.15 / 1 at the frequency range edges.

General BALUN user installation guide & safety instructions