Stanford Research Systems FS725 Rubidium Frequency Standard
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Stanford Research Systems FS725 rubidium frequency standard with 10 MHz and 5 MHz outputs, ultra-low phase noise, and GPS synchronization via 1 pps input.
Product details
| Model | FS725 |
| Manufacturer | Stanford Research Systems |
| Category | Calibration Instruments |
| Availability | Made to order |
Description
Overview
The Stanford Research Systems FS725 is a compact half-width 2U frequency standard that integrates a rubidium oscillator, distribution amplifiers, and precision power supply. It provides stable and reliable performance with an estimated 20-year aging of less than 5 x 10-9, making it ideal for calibration laboratories, research facilities, and applications requiring precision frequency references.
Key Features
- Two 10 MHz and one 5 MHz sine wave outputs
- Exceptionally low phase noise below -130 dBc/Hz (10 Hz offset)
- 1 pps input and output for GPS synchronization and Stratum 1 performance
- Built-in distribution amplifiers supporting up to 22 outputs
- Rubidium oscillator MTBF exceeding 200,000 hours
- RS-232 interface with Windows software for monitoring and control
- Two status alarm relays for lock and synchronization indication
- Compact 2U rack-mount form factor
Applications
- Calibration and R&D laboratories
- Precision frequency and timing standards
- Electronic compliance and EMC testing
- Phase and timing sensitive measurements
Specifications
| FS725 | Benchtop Rb frequency standard |
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Stanford Research Systems FS725 Rubidium Frequency Standard
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