injec&on(locked(cw(magnetron( rf(power(source( for( projectx( · agilent spectrum analyzer -...

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Injec&on locked CW Magnetron RF Power Source for Project X September 11, 2013

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Page 1: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Injec&on  locked  CW  Magnetron  RF  Power  Source  

for  Project  X    

September  11,  2013  

Page 2: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Schema&c  of  Vector  Summa&on  of  Injec&on  Locked  Magnetrons  

Page 3: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

75  kW@$1/waL  

Page 4: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Mo&va&on  for  this  technique  is  cost  savings  650  MHz  

 Solid  state  50  kW        $7/waL  

 IOT    50  kW            $5/waL  

 Magnetrons  50  kW      $2-­‐$3/waL  

Page 5: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:
Page 6: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:
Page 7: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:
Page 8: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:
Page 9: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Spectrum  of  unlocked  magnetron  

Page 10: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Magnetron  power  supply  ripple,  60  Hz  and  43  kHz  

Page 11: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Spectrum  of  power  supply  noise  

Page 12: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Vector  Signal  Analyzer  real  &me  spectrum  unlocked  magnetron  

Page 13: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Harmonics  with  3  waLs  injec&on  drive,  1.14  kW  mag  out,  847  waLs  at  out  put  5  MHz  span,  350  mA  magnetron  current    

Page 14: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Wide  spectra  with  3,6,10,15,20  waLs  injec&on  drive,  1.14  kW  mag  out,  847  waLs  at  out  put  traces  1-­‐5,  350  mA  magnetron  current    

Page 15: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Harmonics  with  1,3,6,10.15.20  waLs  injec&on  drive,  1.14  kW  mag  out,  847  waLs  at  out  put,  350  mA  magnetron  current  Trace  6  is  one  waL,  traces  1-­‐5  are  3-­‐20  waLs  

Page 16: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

60  Hz  Harmonics  with  15  waLs  injec&on  drive,  1.14  kW  mag  out,  847  waLs  at  out  put,  350  mA  magnetron  current    

Page 17: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

yellow  Harmonics  with  25  waLs  injec&on  drive,  1.14  kW  mag  out,  blue  magnetron  off,  TWT  feed  through,  injec&on  gain  15  dB  

Page 18: Injec&on(locked(CW(Magnetron( RF(Power(Source( for( ProjectX( · Agilent Spectrum Analyzer - Swept SA span 5.00000000 MHz SENSE:INT Trig: Free Run Atten: 6 dB ALIGN AUTO Avg Type:

Next  Steps:    Clean  up  power  supply  ripple  with  a  filter    Characterize  RF  performance    Turn  over  to  the  LLRF  group  for  vector  control    Have  vector  modula&on  results  by  Spring  of  2014