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| Brand | Princeton Instruments |
|---|---|
| Origin | USA |
| Model | QCM 922 |
| Frequency Range | 1–10 MHz |
| Frequency Resolution | 0.1 Hz |
| Resonance Resistance Range | 10–16 kΩ (0.1 Ω resolution) |
| Electrode Area | 0.2 cm² |
| Electrode Material | Sputtered Au or Pt (300 nm thickness) |
| Crystal Fundamental Frequency | 9 MHz |
| Operating Temperature | 0–40 °C |
| Power Supply | 100–120 VAC / 230–240 VAC, 50–60 Hz, 15 W |
| Interface | IEEE-488 (GPIB), RS-232 |
| Analog Outputs | ±10 V (12-bit), selectable impedance scaling (1/2/4/8/16 kΩ) |
| Display | 40-character × 2-line LCD |
| Dimensions | 26 × 88 × 230 mm |
| Weight | 3.3 kg |
| Software Compatibility | Windows 95/98, ≥100 MHz CPU, 32 MB RAM, 10 MB HDD, GPIB interface card required |
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