For those seeking even more performance, Series 3000 delivers with RPU (Rubber Power Unlimited) models. Featuring a sheet wing and profile fuselage, these aircraft are designed for extended flight times and optimized rubber motor efficiency. Whether fine-tuning for endurance or experimenting with adjustments, these models offer a rewarding challenge for aviation enthusiasts looking to push the limits of rubber-powered flight.
-
3026 Eightwinger Double-Xer RPU
Regularly going through various defense reports one certain design caught my attention, that of the Russian kamikaze drone Zala-Lancet.
-
3027 ¡Regresa pronto! RPU 30
Span 57 cm / 22 ½ in Weight 47 g / 1.7 oz The concept: • Vee-tail • Good flight characteristics • Easy to build • Few parts • Low wing monoplane layout Name is Spanish and an informal (tú) imperative phrase that means “Come back soon!”. My neighbour uses it every day, sometimes twice, when she sends her husband to do the shopping. If you should have to employ this phrase formally (usted) you would say “¡Regrese pronto!”. It is never too late to learn Spanish. So, do it, do it right now.…
-
3033 Tomek RPU 30
Span 50.5 cm / 20 in Weight 55 g / 1.9 oz The concept: • Easy to build. • Good flight characteristics • Few parts • High wing monoplane layout Tomek is a popular Polish name for boys and at the same time the affectionate diminutive form of the name Tomasz. The last being the equivalent to Thomas, Tomás, Tomaš, Tomas, Tommaso, Θωμάς, Томаш, Фома. Origins of the name are Aramaic or Greek and its meaning is twin or double. In Poland Tomek is a name…
-
3035 Tubarão RPU 30
Span 58 cm / 23 in Weight 58 g / 2 oz ready to fly The concept: After having built Tubarão gliders and rubber powered models consequentially a RPU model of the proven design had to follow. Here it is and it is big. Features: The name of the plane is Portuguese/Brazilian and means of…