SLAC Magnetic Measurements Date: 08-08-2001 Time: 14:07:22 Project: ssrl Magnet Type: wiggler Magnet Name: bl-10 Serial Number: Run Number: 21 Measurement Device: 1 turn wire Operator: jy Comment: 21mm, 25A Test Currents (A): 0.0 14:07:26 Magnet Current Measurement: Imag = 0.0000 +- 0.0000 A 14:07:26 Magnetic Field Measurement Measuring the magnet strength... 14:07:26 Integrated Voltage Measurement... 14:07:43 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0250000 m VT = 0.000248122 Vs 14:07:56 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0250000 m VT = -0.000290940 Vs 14:08:09 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0250000 m VT = 0.000223798 Vs 14:08:22 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0250000 m VT = -0.000313362 Vs 14:08:35 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0250000 m VT = 0.000199515 Vs 14:08:48 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0250000 m VT = -0.000338776 Vs 14:09:02 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = 0.0250000 m VT = 0.000198592 Vs 14:09:15 Integrated Voltage Measurement X0 = 0.0000000 m, Delta X = -0.0250000 m VT = -0.000320506 Vs 14:09:15 Integrated Voltage Average and RMS of Measurements X0 = 0.0000000 m, Delta X = 0.0250000 m VT = 0.000266702 +- 0.000004143 Vs 14:09:15 Integrated Field Strength, Average and RMS of Measurements X0 = 0.0000000 m, dx = 0.0250000 m, Nturns = 10.0 VT = 0.000266702 +- 0.000004143 Vs BL = 0.00106681 +- 0.00001657 Tm 14:09:19 BL vs X Fit Coefficients: Cn sigCn n (Tm/m^n) ----- --------+-------- 0 0.00107 0.00002 Compute Fit Residuals: X0 BL sigBL BLfit BL-BLfit (m) (Tm) (Tm) (Tm) (Tm) ---------- --------+-------- -------- -------- 0.000000 0.00107 0.00002 0.00107 0.00000 14:09:19 Magnet Strength Calculation Harmonic Number = 1 Number Of X0 Positions = 1 X0 BL sigBL (m) (Tm) (Tm) -------- --------+-------- 0.0000 0.00107 0.00002 SL = 0.0010668 +- 0.0000166 Tm^2/m^n 14:09:19 Magnet Strength Measurement Harmonic Number = 1 SL = 0.0010668 +- 0.0000166 Tm^2/m^n 14:09:19 Magnet Current Measurement: Imag = 0.0000 +- 0.0000 A