Our chief design engineer did not want to give any performance away with the JS2 fuselage. In fact, he designed the fuselage with even less drag than the JS1C fuselage. Obviously, this raised some concerns to our marketing team if we would be able to fit our better built customers. As soon as the seat pan, seat back and instrument console were inst …
Although South Africa (SA) is currently ranked amongst the top in the world regarding Covid-19 active cases, we are very grateful to report that the effects of the virus have not affected employees of Jonker Sailplanes. JS has taken all the necessary steps to ensure reduced risk of infection under employees, and not one Covid case has&nb …
Opening the molds for the first time it is like opening a treasure box. You expect something amazing – the result of years of design and many weeks of construction, revealing its BEAUTY. It is an amazing feeling for everyone involved seeing the real product matching the expectation the CAD models promised. …
This week we saw a giant leap towards the completion of the REVENANT. After many weeks of accurately positioning components in the fuselage, verifying computer models and making small design changes, the JS2 fuselage was ready to be closed.JS spend a huge amount of engineering time to construct highly accurate tooling – this to ensure that se …
LSG Waterkant-Zetel e.V. received their JS3, serial number 83, on the 18th of June. They send to us some very uplifting words which we would like to share: “Thank you very much, Jonker Sailplanes and M&D Flugzeugbau for our new Aircraft. This weekend (26th to 28th of June), the first members of our club had the chance to experience their fi …
The latest issue of the gliding magazine SEGELFLIEGEN has just been dispatched to shops in Germany and Austria. This issue covers the 2020 Helli Lasch Challenge in the 5-star game lodge TSWALU, South Africa where some of the world’s top glider pilots enjoyed a week of luxury gliding. The front page picture of a jet equipped JS3-18m over Hamburg …
For those who missed the link in our latest newsletter, here is a copy of the article… Weight and balance is such a critical flight safety component – so often neglected by many of us aviators. Just imagine that the complete weight of an aircraft in flight is carefully balanced somewhere around the main wings, with a small tailplane a few meter …
JS is expanding its product range and plans to release a product in the standard class – the JS4. It is important to have the “voice of the customer” early in the design phase, to ensure we specify a product meeting our customer’s needs. We need to understand who has interest in our new products, what configurations are important and what powe …
Production at JS was unfortunately interrupted by the Corona virus. The South African Government has followed world best practises to slow down the spread of the COVID-19/Corona virus. At this moment there are more than a thousand cases of infection reported in South Africa, including five fatalities. Eight cases have been re …
The MD-TJ 42 Jet Turbine creates the most versatile sailplane sustainer system ever made. The installation weighs a mere 17kg and with an additional 17kg of fuel an amazing 150km range is possible, climbing 2m/s at 140km/h. In the unlikely event that you are late with that critical appointment with your dear partner, you may even blast home at 220 …
I started gliding in 2004 at Potchefstroom gliding club after attending a training day during the final year of High school. Being from a small town, approximately 50 km north of Potchefstroom, and being involved in farming activities during most of my time there my original plan was to become a veterinarian. One flight in a glider however convince …
While other manufacturers claim to have an uncompromised design, we in the JS design team believe in a perfectly compromised design, taking into account all of the aspects of what makes a glider a superior product and balancing this to achieve the best designed glider in the world. Jonker Sailplanes has shown that they are not afraid to try new inno …
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