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Abstract:
Measured sound power data from eight different spur, single and double helical gear designs are compared with predictions of transmission error by the Load Distribution Program. The sound power data was taken from the recent Army-funded Advanced Rotorcraft Transmission project Tests were conducted in the NASA gear noise rig. Results of both test data and transmission error predictions are made for each harmonic of mesh frequency at several operating conditions. In general, the transmission error predictions compare favorably with the measured noise levels. (AN)
| Limitations: |
APPROVED FOR PUBLIC RELEASE |
| Description: |
Technical memo. |
| Pages: |
12 |
| Report Date: |
JUN 94 |
| Report Number: |
A403092 |
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