Radio Controlled Soaring Digest May 1990 Issue
Issue Contents:
Ideas for thermalling contests: Silent Timer
The sucker kit by Composite Aircraft Engineering & Supply reviewed.A very pleased customer gets information via phone call.
The Vision radio by Airtronics can be modified to operate Futaba and others The change is to invert pulses. A diagram is shown. Looks good.
Los Banos Fun Fly photos & Review & directions to beautiful slope sightMore photos on page 15
Vortex drag is discussed along with RN effects. Clark Y still good – L.Spd Wing size shown to be a major effect in comparing performance.
Very little weight savings found for using litespan vs solarfilm.Ideas for weight savings given.
Use Dremel router tool for spar slots in foam wings. Custom sanding blocks Save by using light spackling vs Model Majic which costs lots more.
The Casio #510 altimeter wrist watch is discussed. Will hold max altitude. 13
Testing for improvements with turbulator strips by only doing one wing.Look for turning and changes in trim settings.
Contributions of Ken Bates are reviewed. Ideas on design reviewed.No dihedral desired. Stability comes from more sweep. References.
John Clarke’s video on foam cutting and bagging offers advanced tips. Only $10 + 3 P&H 911 Covert Av.
Masters of S. Tournament results: McGowan
RCSD Database available from Bears Cave BBS (24 hr/day)
Radio Controlled Soaring Digest May 1990 Issue
