
JS2 Revenant Maiden Flight
Jonker Sailplanes has completed the development of their most advanced glider designed to date – the JS2 Revenant. Uys Jonker,
Jonker Sailplanes has completed the development of their most advanced glider designed to date – the JS2 Revenant. Uys Jonker,
There are already four planes flying in the Nordic region. Now JS’ agent, Arne Boye-Moller, can add another seven orders to
The maiden flight of any new product is such an amazing and exciting occasion. Imagine the rewarding feeling if everybody
Despite the threat of Covid, South African and various overseas pilots were keen to compete in our annual national gliding
Congratulations to Martti Koivula who reigned as the Fin open class nationals champion flying his JS1 “GOL”. The competition consisted
Congratulations to Riccardo Brigliadori for winning both the Coppa Città di Ferrara 2020 and the Campionato Italiano Classe UNICA 2020
The image shows a flow field around a wing tip without a #winglet. More precisely, it shows the extent of positive
The #JS5 wing has 2 sections per side with a removable winglet (as strongly recommended by Cobra trailer design team). The 4
Why did you select a high-wing configuration on the JS3? Top performance sailplanes essentially must have the ability to climb