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Fluke PM 6685R
- Manufacturer: Fluke
- Model: PM6685
The Fluke PM 6685R 300 MHz Rubidium Frequency Counter is a high-performance instrument designed for precise frequency measurements. It utilizes rubidium atomic frequency standards to provide exceptional accuracy ...
Cary, NC 
Fluke PM6685R
- Manufacturer: Fluke
- Model: PM6685
Details The Fluke PM6685R is a precision time‑and‑frequency counter featuring a built‑in Rubidium atomic timebase. It delivers ultra‑stable measurements, achieving 4 × 10⁻¹⁰ stability within five minutes of warm‑...
Dublin, Ireland
Fluke PM 6681R
- Manufacturer: Fluke
- Model: PM6681
Details The Fluke PM 6681R integrates a Rubidium-based timebase, advancing the precision of the 6681 with exceptional long-term stability. This makes it ideal for environments demanding atomic-level accuracy, ens...
Dublin, Ireland
Fluke PM 6685R
- Manufacturer: Fluke
- Model: PM6685
Details The Fluke PM‑6685R is a precision universal frequency counter and calibration instrument, powered by an ultra‑stable Rubidium timebase with a 4 GHz virtual clock. It achieves an outstanding resolution of ...
Dublin, Ireland
Fluke PM6681R
- Manufacturer: Fluke
- Model: PM6681
Details The Fluke PM6681R builds upon the PM6681’s precision with the integration of a Rubidium oscillator, delivering exceptional long-term timing stability and metrology-grade frequency accuracy. Its atomic ref...
Dublin, Ireland
Fluke / Philips PM6685R
- Manufacturer: Fluke
- Model: PM6685
Rubidium Frequency Counter The Philips PM6685R Rubidium Frequency Counter (Fluke PM6685R) is the most accurate portable frequency counter on the market. It offers all the functionality of the PM6685, plus the sta...
Hounslow, United Kingdom

