RN-50 Carbon Fiber Composite Thumbhole Rifle stock – Now Available! Parts available in a temperature and chemical resistant PETG plastic (unfinished). Material may be sanded to a smooth or weathered finished. Through-bolt design makes for easier production and assembly while adding further strength to the body of the stock.
Author Archives: Adam Polak
The Serbu Firearms RN-50 is a minimal break action rifle chambered in .50 BMG. It is an attractive option for a rifle of its caliber at a reasonable price point. Though the RN-50 accepts a standard AR-15 pistol grip and buffer tube, the relative position of these components is not the same as a MIL-Spec […]
Over the past few years I have revisited my coilgun and capacitor charging projects several times. My first attempt at designing a LT3751 flyback capacitor charger was never functional, possibly due to poor soldering and a bad PCB layout. My second attempt lacked technical ambition and simply involved slapping an ebay LM2596 adjustable voltage step-down regulator […]
The SSHQuad Micro has all of the same simple and effective features as the larger 250mm SSHQuad PRO, but in an even smaller 170mm micro format. The SSHQuad Micro is designed to accommodate 4” props with many standard components, such as 1306 motors, 30mm flight controllers and 6/12A ESCs. Configured as recommended, a 6:1 […]
Preface: Last year I began assisting in the development of the AirBooster, a scale jet-powered vertical take-off and landing vehicle funded by FusionFlight. I expressed an interest in the rapid prototyping, design and construction of a functional vehicle utilizing my PX4 Development Kit for Simulink as a basis for the flight control system. The project was hindered […]