LPFRS Rubidium Oscillator

LPFRS Rubidium Oscillator

The LPFRS is a low-profile and high-performance rubidium oscillator source. Request Quote View Data Sheet

LPFRS Oscillator Overview

It is compatible to the FEI 5650 Rb model and comes in a low-profile package and 2 outputs. It features low phase noise performance.

The LPFRS is RoHS compliant through the NIE exemption of the RoHS Directive 2011/65/EU, Article 4.6/Annex III-7(b), allowing exemptions of Pb free soldering for specific applications such as telecom, including servers, storage array systems, network infrastructure equipment for switching, signalling, transmission, and network management for telecommunications.


  • Mobile & wired telecom infrastructures
  • Broadcasting systems
  • Military communications, surveillance, tracking & guidance systems
  • High precision instruments
  • Time & frequency systems
Key Features:
  • g-tip-over test : 2 x 10-10 / g on worst sensitive axis
  • Low magnetic sensitivity (Option code LM) < 5 x 10-11 / g / all axis
  • Vibration Sensitivity - < 1 x 10-9 / g / (Option code Q3)
  • Very low temperature sensitivity
  • Excellent short term stability
  • Fast warm-up
  • Small volume / low profile

Support and Documentation

iSource+ LPFRS Manual
pdf (656KB)
iSource+ LPFRS Spec
pdf (536KB)
iSource+ LPFRS Performance
pdf (498KB)

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