For the first time in many years, I find myself studying for some FAA written exams - sure, I've done license upgrades and type ratings along the way, but none of them required knowledge tests (the modern term for written exams) - but now I am working on getting ready for the A&P exams, and yup - three knowledge tests are required. And while I am a degreed aeronautical engineer who has been in the business for close to four decades, I must admit that it is almost embarrassing how much there is to “re-learn” – and I am talking simple stuff. Let’s face it, the last time I analyzed a series/parallel resistor circuit was probably back when I took “electrical engineering for dummies” (the EE course taught to all of the non-EE engineers) at the U of M. Continue reading "Always Learning!"
Sometimes its just fine to be lucky when what you'd really like to be is good. Take, for instance, the rear corner of the typical baffle seals on a typical Lycoming installation. You have a baffle seal that comes down the side, and another that comes across the back--and where they intercept, you need to make sue that they overlap in a friendly way to get a good seal on the cowling. Sometimes, they just don't want to be friendly when they are new, so I have always used a little persuasion – a flush #8 screw, Tinnerman washer, and nut on the back side. It holds the corner together nicely. Continue reading "Sure, I Planned That"
The Van's Aircraft RV-12, with more than 200 units sold, is quick becoming one of the most popular two-place kit aircraft that can be flown by Sport Pilots. Though Van's Aircraft provides the builders with a capable firewall forward package, including a Rotax 912ULS, some builders are looking for powerplant options.
At $18,500, the Jabiru 2200, an 80hp engine with firewall-forward kit including cowling and prop from Jabiru USA Sport Aircraft LLC, is an economical choice for RV-12 builders looking for direct-drive simplicity with great fuel specifics, according to Krotje, who has been selling Jabiru's in the U.S. since 2001. Continue reading "Firewall Forward Options for Van's RV-12 on Display at Sun 'n Fun 2013"