SLAC Magnetic Measurements
Date: 03-02-1995
Time: 10:32:53

Magnet Name: 2Q10_09
Project: PEP II Injection Line
Test Stand: Rotating Coil Stand 2
Measurement Coil: DC100
Operator: STEVEN GARCIA
Run Number: 40
Comment: 120 AMPS AFTER 4TH STDZN,REVERSE POL

Standardization Currents (A):
    45.0     2.0    45.0     2.0    45.0     2.0

Test Currents (A):
     3.0     9.0    15.0    21.0    24.0    27.0    30.0
    33.0    36.0    40.0    45.0    40.0    30.0    20.0
    10.0

10:32:55  Magnet Current, Imag =  119.997  A

10:32:57  Magnet Current, Imag =  119.9975  A

10:32:58  Magnet Current, Imag =  119.9967  A

10:33:00  Magnet Current, Imag =  119.997  A

10:33:00  Magnet Current Measurement:
Imag =  119.9971  +-  2.744197E-04  A

10:33:03  Coil Rotation Frequency, Fcoil =  6.718717  Hz

10:33:31  Coil Voltage Measurement Made, # 1  in raw data file

10:33:35  Coil Rotation Frequency, Fcoil =  6.717796  Hz

10:33:36  Coil Voltage: 
Vfit(i) =  3.48715 * cos(2*2pi*i/n +   95.88 deg)
        = -3.46881 * sin(2*2pi*i/n) + -0.35714 * cos(2*2pi*i/n)
RMS of the residuals =  0.00722

10:33:36  Integrated Gradient:
Coil: Radius =  .0268618  m, # Turns =  30 
Average, # Rotations/Measurement =  8 
Coil Rotation Frequency, Fcoil =  6.718256  1/s
Coil Voltage, V2 =  3.487144  V
Integrated Gradient, GL =  3.816296  T

10:33:39  Coil Rotation Frequency, Fcoil =  6.718992  Hz

10:34:07  Coil Voltage Measurement Made, # 2  in raw data file

10:34:11  Coil Rotation Frequency, Fcoil =  6.717234  Hz

10:34:11  Coil Voltage: 
Vfit(i) =  3.48680 * cos(2*2pi*i/n +   95.88 deg)
        = -3.46846 * sin(2*2pi*i/n) + -0.35716 * cos(2*2pi*i/n)
RMS of the residuals =  0.00714

10:34:12  Integrated Gradient:
Coil: Radius =  .0268618  m, # Turns =  30 
Average, # Rotations/Measurement =  8 
Coil Rotation Frequency, Fcoil =  6.718113  1/s
Coil Voltage, V2 =  3.486797  V
Integrated Gradient, GL =  3.815998  T

10:34:15  Coil Rotation Frequency, Fcoil =  6.717055  Hz

10:34:43  Coil Voltage Measurement Made, # 3  in raw data file

10:34:47  Coil Rotation Frequency, Fcoil =  6.718569  Hz

10:34:47  Coil Voltage: 
Vfit(i) =  3.48694 * cos(2*2pi*i/n +   95.88 deg)
        = -3.46858 * sin(2*2pi*i/n) + -0.35736 * cos(2*2pi*i/n)
RMS of the residuals =  0.00716

10:34:47  Integrated Gradient:
Coil: Radius =  .0268618  m, # Turns =  30 
Average, # Rotations/Measurement =  8 
Coil Rotation Frequency, Fcoil =  6.717812  1/s
Coil Voltage, V2 =  3.486943  V
Integrated Gradient, GL =  3.816328  T

10:34:51  Coil Rotation Frequency, Fcoil =  6.717457  Hz

10:35:19  Coil Voltage Measurement Made, # 4  in raw data file

10:35:23  Coil Rotation Frequency, Fcoil =  6.717585  Hz

10:35:23  Coil Voltage: 
Vfit(i) =  3.48683 * cos(2*2pi*i/n +   95.88 deg)
        = -3.46849 * sin(2*2pi*i/n) + -0.35714 * cos(2*2pi*i/n)
RMS of the residuals =  0.00713

10:35:23  Integrated Gradient:
Coil: Radius =  .0268618  m, # Turns =  30 
Average, # Rotations/Measurement =  8 
Coil Rotation Frequency, Fcoil =  6.717521  1/s
Coil Voltage, V2 =  3.486827  V
Integrated Gradient, GL =  3.816366  T

10:35:23  Integrated Gradient Measurement:
Coil: Radius =  .0268618  m, # Turns =  30 
Average, # Rotations/Measurement =  8 , # Measurements =  4 
Integrated Gradient, GL =  3.816247  +-  1.459225E-04  T



                   INTEGRATED GRADIENT VS CURRENT

Double Coil: Effective Radius =  .0268618  m, # Turns =  30 
Average: # Rotations/Measurement =  8 , # Measurements =  4 

  Imag    sigImag    GL     sigGL     GL/I   sigGL/I 
  (A)       (A)      (T)     (T)     (T/kA)   (T/kA) 
--------+-------- --------+-------- --------+--------
 119.997    0.000  3.81625  0.00015  31.8028   0.0012