KITPLANES Flight Review: Whisper X350
This story originally appeared in KITPLANES. By LeRoy Cook The Whisper motorglider from South Africa, designed by Russell Phillips in 2004, served admirably in its intended role as a long-winged self-launching soaring aircraft boosted aloft by an 80-hp Jabiru, Limbach or Rotax engine. But with over 30 Whispers flying, there was obviously a potential for […]