Fluke PM6681

| Attribute | Value |
|---|---|
| Frequency Range | 0.001 Hz to 300 MHz |
| Resolution | 12 digits |
| Input Impedance | 1 MΩ / 50 Ω selectable |
| Sensitivity | 25 mV RMS (50 MHz), 100 mV RMS (300 MHz) |
| Time Base Accuracy | ±1 ppm (aging rate per year) |
| Measurement Functions | Frequency, Period, Time Interval, Pulse Width, Duty Cycle, Phase, Totalize |
| Display | Vacuum Fluorescent Display (VFD), 12-digit |
| Input Channels | 2 independent input channels (Channel A and Channel B) |
| Power Supply | 90–265 V AC, 45–440 Hz |
| Interface | GPIB (IEEE-488) and RS-232 |
| Model | PM6681 |
|---|
The Fluke PM6681 is a precision timer‑counter‑analyzer offering single‑shot time resolution down to 50 ps and an impressive 1 ps averaged resolution. With rapid sampling up to thousands of readings per second and advanced triggering features such as hold‑off and arming delays, it's engineered for ultra‑fine signal analysis. Seamlessly integrated with PC‑based TimeView™ software for comprehensive timing and frequency analysis, statistical processing, and visualization—ideal for research labs, telecom systems, and calibration environments requiring high precision.
Testwall can supply the used Fluke PM6681, fully tested. With expert support and global delivery, Testwall ensures high‑performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Fluke PM6681.




