This case will sit on the desk and needed to be quiet and cool.
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Wright Brothers 1901 wind tunnel.
Modern NASA aerodynamics research center.
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Starting with the incoming air. Here is the wide angle diffuser on the NASA Ames research 11 foot wind tunnel. And a replica I made in 120mm
Next the air enters a settling chamber,the first stage lets it relax after expansion, as kinetic energy builds. A blank 120mm opening.
Then it enters a honeycomb airflow straightener.
120mm
92mm
80mm
Test Data
Airflow Straighteners available at:
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