The Arete COBRA is a rugged, miniature, 1:1 Balanced-to-Unbalanced (BALUN) transformer for HF radio antennas. It is the perfect foundation for any portable HF dipole antenna.
Features
- UV & shock resistant polycarbonate enclosure
- IP65 rated enclosure & vent*
- Federal Standard Coyote Brown Ceracote finish
- Stainless Steel Hardware
- Built-in Shock Cord for stabilization on portable masts or supports of opportunity
Specifications
- Frequency Coverage: 3-30Mhz
- Power Rating: 125W @ 50% duty cycle
- Weight: 5.5 ounces / 155 grams
- Dimensions: 3.9″ W x 3.9″ H x 1.7″ D
- Characteristic Impedance: 50 ohms unbalanced to 50 ohms balanced
- Choking Impedance: Greater than 20dB from 3-30Mhz
- Screw Down Terminals: #10-32
Arete Wireless, LLC. 
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