1- x 3-Foot Supersonic Tunnel No. 2
Since they used interchangeable test sections, both 1 x 3-foot supersonic tunnels employed the sting arrangement shown here. Note that the strut is attached to dual rings around the observation windows that rotate, turned by a worm-gear drive, to set the desired pitch.
Credit: NASA
Image Number: A-21506
Date:
				
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			Uploaded on August 1, 2013
	
	
			
					Taken on August 1, 2013
			
	
1- x 3-Foot Supersonic Tunnel No. 2
Since they used interchangeable test sections, both 1 x 3-foot supersonic tunnels employed the sting arrangement shown here. Note that the strut is attached to dual rings around the observation windows that rotate, turned by a worm-gear drive, to set the desired pitch.
Credit: NASA
Image Number: A-21506
Date:
				
					17,361
			views
	
		
					
						5
					
			faves
		
	
				
				0
			comments
	
	
			Uploaded on August 1, 2013
	
	
			
					Taken on August 1, 2013
			
	
