Screen DIsplay
 SYSTEM CONFIGURATION    Direct Drive Roughing Pump    Light Pole    System Software    Elevator Subsystem    Computer    Network Analyzer    Cryo Pump    Ion Gun  SAUNDERS & ASSOCIATES, INC.  6300211-04  FACILITY REQUIREMENTS    Power: 208VAC  3-Phase, 7KVA, 50/60 Hz     Inlet Pressure: 90-100 PSIG
Air: 90 - 100 PSIG
Nitrogen: 70 - 100 PSIG
Process Gas: 10 PSIG
Dimensions W 53" x D 37" x H 88"
 MEASUREMENTS    Motional Capacitance    Motional Inductance    Shunt Capacitance    Series Resonant Frequency    Load Resonant Frequency    Resistance  Software screen measurements  `
Ion Beam Etching
Frequency Adjustment
Magazine
Quartz Crystal Final Frequency Adjustment
 Measurement Frequency Range:  10 MHz to 180 MHz (300 MHz optional)  Throughput:  Device Dependent  S&A        5910 QUARTZ CRYSTAL FINAL
FREQUENCY ADJUSTMENT SYSTEM
 SPECIFICATIONS    Quartz Crystal SMD devices are adjusted to
target frequency by Ion Beam Etching of the
electrode material
   The motional parameters of the crystal remain
virtually unchanged
   Sixteen parts are processed simultaneously
for high system throughput
   Small crystal electrodes are as easy to
precisely adjust as large electrodes
   High Drive capability    Measured parameters are checked against
easy to define Q.C. limits
   Elevator subsystem continuously
handles two magazines
   Each magazine holds five transport
boats
   Transport boats carry SMD devices in
two  S&A or customers specified pallets
   SMD devices are continuously loaded,
unloaded and adjusted to frequency
 Magazine with tray  US PATENT 6,273,991 B1
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