Radio Controlled Soaring Digest April 2000 Issue
Issue Contents:
Part 3 of series on the X-4 shows how Rohacell foam bulkheads are made andplaced on a 1/8″ wire. R-71 or R-110 Rohacell is suggested.
Cloud names are defined and an explanation of the development of cumulusclouds. Information given by analyzing clouds.
A new program by Montague XC Challenge team awards pins for XC distancesof 25 50 and 100K. This is above the LSF level 5 task of 10K. Goal andReturn tasks. Rules given. Also inserting the Multiplex Heliosvario antenna into a push rod tube using a heat shrink tubing.
Directions and instructions for Sentinel Butte North Dakota. Also CusterLookout Black Butte. Good reading and entertaining.
RPV Industries EPP U-2 spy plane foamy kit is reviewed. The model goestogether well and is durable. Washout is needed to prevent tip stalls.
Frequency control at clubs varies. Without having a pin system the riskis high that a problem will happen. If pin is missing you must use caution.
A comparison of telescoping vs rubber duck antennas on an AirtronicsStylus. Signal strength plots Diagram of adapter shown. Conclusionsis that the rubber duck will do the job without getting tangled withlaunch equipment when you dont need maximum range. Length counts.
Akro Cup 2000 invitation is given. Rules for competition given. Ruleschanges are explained. Black bottoms of wings reflective surfacesrules for tugs and tug pilots static point judging at 15 foot dist.Model construction. International Alpin Slope Festival 20-23 July announced
A good analysis and set of recommendations for battery management. Threechargers are compared: Litco Alpha 4 Sirius Elec. and FMA Einstein BMS.
Swept Wings and Effective Dihedral Pt 4 deals with an illustration fromEduardo Molfino (Argentina) who found anhedral improves flat spin recovery.Summary is given about dihedral directional stability and spiralstability. Long list of articles on the subject is shown.
Part 2 of series on the construction of Baby Albatross deals with the fusekeel and ribs. Drawing by Martin Simons is included.
Cy Rahm the builder of world famous winches has retired from Hughs AircraftSome work may be done from his home workshop.
The RCSD Index is available in forms for the Macintosh and IBM PC. The Macversion offers new options that were not available in the past.
Richard Louds EPP U-2 scale model is shown in a practice launch. Articlelater in this issue about the model.
Radio Controlled Soaring Digest April 2000 Issue
