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General| Resolution | 12 digits/s |
|---|---|
| Reference Input | 10 MHz |
| Weight | 3.5 kg |
| Inputs | 2 channels |
| Interfaces | GPIB, RS-232 |
| Functions | Frequency, Period, Time Interval, Phase, Totalize, Ratio |
| Phase Measurement Resolution | 0.001 degree |
| Input Impedance | 1 MΩ |
Outlines handling restrictions for line-powered equipment and general safety procedures.
Check List: Lists the contents expected in the shipment. Identification: Explains how to identify the instrument type, serial number, and installed options.
Supply Voltage: Specifies acceptable AC supply voltage range. Fuse: Details fuse protection. Battery Supply: Discusses optional battery. Grounding: Emphasizes correct grounding. Orientation and Cooling: Provides airflow guidelines.
Describes front and rear panel controls and the user interface with its menu system.
Type Plate: Indicates instrument type/serial number. Pulse Output: User definable output. Optional Main Input Connectors: Moving front panel inputs. Fan: Temperature-controlled cooling. Protective Ground Terminal: Ground connection point. Line Power Inlet: AC power connection. Reference Output: 10 MHz output. External Arming Input: For arming signals. GPIB Connector: For GPIB communication. External Reference Input: For timebase source. USB Connector: For PC communication. Ext. DC Connector: For battery supply.
Power: Details ON/OFF key and standby LED. New Message Box: Reports UART communication malfunctions. Select Function: Explains selecting functions via MEAS FUNC key.
Selecting Math or Limits parameters: Choose postprocessing. The Math submenu: Modifies results mathematically. Formula constants: Select K, L, M. Numeric values: Input constants. Math formula: Select processing formula.
Trigger Hysteresis: Prevents self-oscillation and reduces noise. How to use Trigger Level Setting: Guides optimal trigger positioning. Auto Trigger: Assists with unknown signals. Manual Trigger: Enables narrow hysteresis. Harmonic Distortion: Addresses erroneous readings.
FREQ A, B: Measures frequency on Inputs A/B. FREQ C: Covers GHz range measurements. RATIOA/B, B/A, C/A, C/B: Calculates frequency ratios. BURST A, B, C: Measures burst signals. Triggering: Discusses auto/manual triggering for bursts.
Carrier Wave Frequency f0: Measures carrier frequency. fmax: Measures maximum frequency. fmin: Measures minimum frequency. Δfp-p: Calculates frequency deviation. Errors: Discusses errors in FM measurements.
Measures modulating frequency using Freq Burst A, Sync Delay, and Manual trigger.
Explains down-conversion technique using LO frequencies for microwave measurements.
Period A, B Single: Specifies range, resolution, display. Period A, B Back-to-Back: Specifies range, resolution. Ratio A/B, B/A, C/A, C/B: Details range and frequency. Time Interval A to B, etc.: Specifies ranges and calculation methods. Pulse Width A, B: Specifies range and modes. Rise and Fall Time A, B: Specifies range and trigger levels.
Introduction: Explains time interval measurements. Triggering: Defines trigger level/slope. Reliable Time Measurements: Lists conditions for accuracy. Time Interval: Covers all time interval functions. Specific Types: A to B, B to A, A to A, B to B, TIE, Rise/Fall Time.
Hysteresis: Explains errors and minimization. Overdrive and Pulse Rounding: Discusses timing errors from overdrive and pulse aberrations.
What is Phase?: Defines phase. Resolution: Details frequency dependency. Possible Errors: Discusses reduced resolution at high frequencies. Inaccuracies: Lists affecting parameters. Random Errors: Explains quantization/noise error. Systematic Errors: Covers inter-channel delay and trigger level timing errors. Methods of Compensation: Describes calibration for error correction.
VMAX, Vmin, VPP: Measures voltage levels. VRMS: Calculates RMS voltage using crest factor.
INTRODUCTION: Pulsed RF option overview. SETTINGS: Special measurement settings. NEEDED SETTINGS: Summarizes required parameters. Measurement Types: Frequency, PRI, PRF, Pulse Width, Duty Factor, Power.
Allows starting/stopping measurements based on external qualifier events.
The Measurement Process: Explains synchronization. Free-running Measurements: For continuous wave signals. Resolution as Function of Measurement Time: Defines resolution based on time.
Defines arming as a pretrigger condition required before the counter allows a measurement to start.
Introduction to Arming Examples: Lists examples. #1 Measuring the First Burst Pulse: Measures first pulse width. Auto Sync without Arming: Describes automatic synchronization. Sync using Start Arming: Uses SYNC signal directly. Sync with Time Delay: Uses SYNC with delay. #2 Measuring the Second Burst Pulse: Synchronizes to second pulse. #3 Measuring Time Between Pulses: Measures time between pulses. #4 Profiling: Measures frequency vs. time.
Details five mathematical expressions for processing measurement results before display.
Applies statistics to measuring functions and math results (Max, Min, Mean, Std Dev, Allan Dev).
Limit Behavior: Sets how counter reacts to crossings. Limit Mode: Offers Above, Below, or Range. Limits and Graphics: Applies limits to graphics.
Internal Self-Tests: Activates self-diagnosis programs via USER OPT. Keyboard Test: Verifies instrument response to key presses.
Sensitivity and Frequency Range: Verifies sensitivity and frequency response using HF generator.
VMAX, Vmin, VPP: Measures voltage levels. VRMS: Calculates RMS voltage. Trigger Indicators vs. Trigger Levels: Checks indicator functionality. Input Controls: Verifies Vmax/Vmin readings. Reference Oscillators: Checks oscillator accuracy. Acceptance Test: Provides worst-case figures for oscillator tests.
Sensitivity: Verifies RF input sensitivity across specified ranges and amplitudes.
Necessary equipment: Lists required gear. Setup: Details connection diagram. Frequency in Pulse: Sensitivity, Accuracy (w/o & with compensation). Pulse width measurements: Measures pulse width. PRI measurements: Measures Pulse Repetition Interval. Power measurement: Measures power level.
Tests battery operation, charging, and standby modes for Option 23/90.
Introduction: States value guarantee conditions. Measurement Functions: Lists functions and display. Frequency A, B, C: Specifies ranges and resolution. Frequency Burst A, B, C: Details burst measurement parameters. Period A, B, C Average: Specifies average period parameters. Period A, B Single: Specifies single period parameters. Period A, B Back-to-Back: Specifies back-to-back period parameters. Ratio A/B, etc.: Details ratio measurement parameters. Time Interval A to B, etc.: Specifies time measurement parameters. Pulse Width A, B: Specifies pulse width parameters. Rise and Fall Time A, B: Specifies rise/fall time parameters. Phase A Rel. B, etc.: Details phase measurement parameters. Duty Factor A, B: Specifies duty factor parameters. Vmax, Vmin, Vp-p A, B: Lists voltage measurement parameters. Power C: Specifies power measurement parameters. Timestamping A, B, C: Describes relative time measurements. Auto Set / Manual Set: Explains automatic setting. Input and Output Specifications: Inputs A and B: Details I/O for A & B. Input C (Option 10): Specifies Input C (Opt 10) parameters. Input C (Option 13): Specifies Input C (Opt 13) parameters. Input C (Options 14 & 14B): Specifies Input C (Opt 14/14B) parameters. Rear Panel Inputs & Outputs: Describes rear panel connections. Auxiliary Functions: Trigger Hold-Off: Specifies time delay. External Start/Stop Arming: Details arming modes and channels. Statistics: Lists functions and display. Mathematics: Lists functions. Other Functions: Covers Meas Time, Timebase, Hold, Blanking, Limits. Display: Details display specs. GPIB Interface: Specifies programmability. USB Interface: Details USB specs. TimeView™: Describes analysis software. Data Capture Modes & Measurement Rate: Explains effective rates. Battery Unit Option 23/90: Specifies battery parameters.
Random and Start/Stop Trigger Errors: Details quantization error (Eq) and Ess. Systematic Uncertainties: Covers trigger level timing error (Etl) and timebase error (TBE). Total Uncertainty (2σ): General formula. Uncertainties by Function: Details for time, frequency, ratio, phase, duty factor.
Mode, Input, Password, Frequencies. Definition of Terms: Calibration Tolerance, Total Uncertainty.
Environmental Data: Lists operating conditions. Power Requirements: Specifies voltage and consumption. Dimensions & Weight: Provides physical size. Ordering Information: Lists models, options, and manuals.
Compares uncertainty due to calibration, aging, temperature, voltage, and stability for different timebase types.
Details uncertainty, stability, and power-on characteristics of Rubidium timebase.
Introduction: States value guarantee conditions. Measurement Functions: Lists functions and display. Frequency A, B, C: Specifies ranges and resolution. Frequency Burst A, B, C: Details burst measurement parameters. Period A, B, C Average: Specifies average period parameters. Period A, B Single: Specifies single period parameters. Period A, B Back-to-Back: Specifies back-to-back period parameters. Ratio A/B, B/A, C/A, C/B: Details ratio measurement parameters. Time Interval A to B, B to A, A to A, B to B: Specifies time measurement parameters. Pulse Width A, B: Specifies pulse width parameters. Rise and Fall Time A, B: Specifies rise/fall time parameters. Time Interval Error (TIE) A, B: Details TIE measurement parameters. Phase A Rel. B, B Rel. A: Details phase measurement parameters. Duty Factor A, B: Specifies duty factor parameters. Vmax, Vmin, Vp-p A, B: Lists voltage measurement parameters. Totalize A, B, A+B, A-B, A/B: Specifies totalize parameters. Timestamping A, B: Describes relative time measurements. Auto Set / Manual Set: Explains automatic setting. Input and Output Specifications: Inputs A and B: Details I/O for A & B. Input C (Option 10): Specifies Input C (Opt 10) parameters. Input C (Option 13): Specifies Input C (Opt 13) parameters. Input C (Options 14 & 14B): Specifies Input C (Opt 14/14B) parameters. Pulse Output: Details pulse output modes. Auxiliary Functions: Trigger Hold-Off: Specifies time delay. External Start/Stop Arming: Details arming modes and channels. Statistics: Lists functions and display.
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