Radio Controlled Soaring Digest January 1990 Issue
Issue Contents:
PC-soar Versions 2.0 and 3.0 are announced.
Instructions on a ground school for new pilots convers basic in control. This understanding makes the learning go smoother.
A trip to famous Harris Hill & contest is covered.
MARCS National Soaring Symposium ’89 is reviewed. Princeton WT Data Review Flying Wings
Soartech 8 covering Princeton Wind Tunnel tests is published. Ordering Info Send $20 to HA Stokely 1504 N. Horseshoe Circle
Square-cube law and scaling for RC gliders explains why they appear slow. The effect is deceptive and you may loose an XC model by flying too fast.
NSP company (Sal Defrancesco
1st. Article by Martin S. covers F3J & SP polars & other useful info. Rate of turns
Winglet design and location is discussed as it relates to stability. Mounting angles are discussed.
Big prizes go to few contestants in F3E contests. Big rewards await. Astro 05 Cobalt motor with 7-900 ma cells with fast slope glider needed.
Flight box for holding fuselages and tools is shown and discussedProject is simple to make from 8′ x 6″ x 1″ pine board.
HP-18A Sailplane shown in three views on cover
Radio Controlled Soaring Digest January 1990 Issue
