User`s guide

Chapter 5 181
Specifications
Rear Panel
5. Specifications
Rear Panel
Frequency Reference
Serial Interface
Printer Interface
Frequency: 13 MHz
Frequency Accuracy: ±[(Time since calibration × Aging) + Temperature effects +
Accuracy of calibration]
Aging: ±0.1 ppm/year
Temperature Stability: ±0.1 ppm (20 °C to 30 °C)
Reference Input: 13 MHz, 0 to +10 dBm supplemental characteristics,
50 Ω nominal
Reference Output: 13 MHz, >+3 dBm supplemental characteristics,
50 Ω nominal
Interface: EIA RS-232C
Baud Rate: 9600
Connector: D-Sub 9-pin male
Interface: Centronics
Connector: D-Sub 25-pin female