To 
Amplifier 
oe 
Ss <i) 
To 
Potentiometer 
ee c 
To 
Potentiometer 
ANH tif 
6V 6v 
FIGURE 2. HOT WIRE CIRCUIT USED IN MEASURING 
CORRELATION BETWEEN VELOCITY 
FLUCTUATIONS. 
DAVID TAYLOR MODEL BASIN 
OCTOBER, 1948 
