Improved Apparatus for the Measurement of Fluctuations of Air Speed in Turbulent Flow (1934)
NASA Technical Reports Server (NTRS) · leaf 23
as been supple- to indicate whether or not the balance of the direct- current voltage drop across the amplifier output re- mented for some purposes by a General Radio cathode- ray oscillograph. The oscillograph is found very use- sistor is correct. If this meter does not read zero the ful for… … A. Support for the hot wire. B. Controls, measuring instruments and switching circuits for power supply to the hot wire, and for measurement of mean air speed. C. Amplifier. D. Resistance R of compensating circuit. E. Inductance L of compensating circuit. F. Direct-current milliammeter. G.…
NASA Technical Reports Server (NTRS)
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