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Performance Aircraft Unlimited Extra 300SP

Written by Andrew Griffith A purpose-built electric aerobat Product review As seen in the January 2018 issue of Model Aviation. Bonus Video Specifications Model type: 3-D and precision aerobat Skill level: Intermediate Wingspan: 60 inches Wing area: 655 square inches Wing loading: 20-24 ounces per square foot Airfoil: Symmetrical Length: 57 inches Weight: 5.5 to 6.5 pounds Power system: 60-size electric Radio: Full-range, four-channel minimum; five-channel recommended Construction: Built-up balsa and light plywood Covering/finish: UltraCote and paint Price: $279…

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