W-5250S Plating System
- Quartz crystal final frequency adjust plating system
- Vertical evaporation and pulse width modulation of filament power results in minimal plating material usage
- Single aperture with three axis adjustment for simple plating spot alignment
- Precision plating to load resonant frequency using "Measured FL" method
- No physical capacitor required
- Over 40 different crystal parameter measurements, including DLD and Spurious
- Optional S&A 2296 Heater Kit for plating at crystal turning point temperature
- Proprietary magnetic wheel uses no sockets
- Contacts directly to crystal leads
- Standard wheel holds 50 devices and accepts HC-45 and HC-49 type packages
- 100 Position HC-49US wheel available
- Various HC-family, SMD and custom wheels available
SPECIFICATIONS
| 250B-1 Frequency Range: | 15 KHz to 220 MHz |
| 250C Frequency Range: | 15 KHz to 500 MHz |
| Plating Performance: | ± 1 ppm typical final frequency ± .1 ppm with S&A 2296 Heater Kit Option |
| Throughput: | 500 units/hour (100 Position Wheel) 400 units/hour (50 Position Wheel) |
SYSTEM CONFIGURATION
- S&A 250B-1 or 250C Network Analyzer
- Direct Drive Roughing Pump
- Cryo, Diffusion or Turbo Pump
- Computer
- Windows® based System Software
- S&A PCI TTL I/O Card
SCREEN FORMAT
FACILITY REQUIREMENTS
| Power: | 220 or 380 Volts, 3-Phase, 15 Amps |
| Inlet Pressures: Air: Nitrogen: |
150 PSIG Maximum 90 PSIG 20 PSIG |
| Water Cooling (Diffusion): | 0.15 GPM @ 60 - 80° F (16 - 27° C) |
| Dimensions: | 22 x 70 x 40 inches (54.6 x 177.8 x 101.6 cm) |