Pendulum
Pendulum CNT 91R
0.001 Hz to 300 MHz Frequency Range
12 digits/second Resolution
100 ps Single Shot Resolution
50 ps RMS Time Interval Resolution
3 channels (A, B, C) Input Channels

| Attribute | Value |
|---|---|
| Frequency Range | 0.001 Hz to 300 MHz |
| Resolution | 12 digits/second |
| Single Shot Resolution | 100 ps |
| Time Interval Resolution | 50 ps RMS |
| Input Channels | 3 channels (A, B, C) |
| Input Impedance | 1 MΩ / 50 Ω selectable |
| Timebase Aging Rate | ±1 × 10⁻⁸/year (OCXO option) |
| Measurement Rate | Up to 250,000 measurements/second |
| Interface | GPIB, USB, RS-232 |
| Power Supply | 100–240 VAC, 50/60 Hz |
Pendulum CNT 91R Options:
- CNT - 10 - 3GHz Input C
- CNT - 13 - 8GHz Input C
- CNT - 14 - 16 GHz Input C
- CNT - 14B - 20 GHz Input C
- CNT - 11/90 - Rear Panel Inputs
- CNT - 22/90 - Rack-Mount Kit
- CNT - 27 - Carrying Case - soft
- CNT - 27H - Heavy-duty Hard Transport Case
- CNT - 29/90 - TimeView Modulation Domain Analysis SW for CNT-90-family
- CNT - 90/01 - Calibration Certificate with Protocol; Standard oscillator
- CNT - 90/06 - Calibration Certificate with Protocol; Oven oscillator
- CNT - 90/07 - Calibration Certificate with Protocol; Rubidium oscillator (CNT-91R only)
- CNT - 90/00 - Calibration Certificate with Protocol; Hold-over frequency aging/week
- CNT - 95/05 - Extended warranty from 3 to 5 years
- CNT - OM-90 - Users Manual English (printed)
- CNT - PM-90 - Programmers Manual English (printed)
- CNT - SM-90 - Service Manual English
- CNT - GS-90-EN - Getting Started English
- CNT - GS-90-FR - Getting Started French
- CNT - GS-90-DE - Getting Started German
| Model | CNT |
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