Force Measurements on a 1/40-scale Model of the U. S. Airship "Akron." (1933)
NASA Technical Reports Server (NTRS) · leaf 7
n the other. The resulting un- passing through the galvanometers. The rectifiers balance, which was indicated by the deflection of a consisted simply of a pair of contact points operated galvanometer, was compensated for by the movement by an eccentric attached to the shaft of the converter. of a… … unnel. 0=0° 4—The Ho-scale model U. S. S. Akron mounted in the propeller-research wind t The point of balance of the bridge was indicated by tially the same as the moment component, is shown the galvanometer. in Figure 7. Four pairs of coils were connected in The measurements of lift, drag, and…
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