E4991B | |
Frequency Range | 1 MHz to 3 GHz (Option 300) 1 MHz to 1 GHz (Option 100) 1 MHz to 500 MHz (Option 050) |
Resolution | 1mHz |
Accuracy without Option 1E5 | ± 10 ppm (23 °C ± 5 °C) ± 20 ppm (5 °C to 40 °C) |
Accuracy with Option 1E5 | ± 1 ppm (5 °C to 40 °C) |
Stability with Option 1E5 | ± 0.5 ppm/year (5 °C to 40 °C) (typical) |