Spectrum Instruments TM4-M+ Rubidium Time Frequency Reference System 21351-102

Condition: Used

Tested and fully functional. Excellent condition, minimal usage, supplied as pictured.

Refer to image 17 showing:

• Almanac Status: OK
• Correct time
• Phase lock
• Oscillator mode: 4
• Satellites: 5 

Refer to image 18 for reference results showing a clean 10.000MHz (100.00ns) output.

This test was conducted in house with less than ideal conditions, but still yielding excellent results.

Included in the sale:

• Spectrum Instruments TM4-M+ Rubidium Time Frequency Reference System 21351-102
• GPS antenna with cable
• USB cable (JDSU P/N 21130024)
• Coaxial cables (various types, including JDSU P/N 80-30662-01)
• BNC and RF adapters
• USB adapter
• Power cable
• Soft carry case (JDSU branded)

Product description (from the manufacturer):
The Spectrum Instruments TM4-M+ is a high-precision rubidium time and frequency reference system, delivering stable and accurate timing signals for calibration, synchronisation, and testing in laboratory or field environments. It supports multiple output channels and offers GPS integration for improved long-term stability.