Suing SS7200A Digital Universal Frequency Counter 8 Digits/s Benchtop Frequency Counter

Measuring Functions

Frequency Range

CH 1:  0.001Hz ~ 200MHz

CH 2:  0.001Hz ~ 200MHz

CH 3:  options 3GHz (Installed!)

Display Resolution: 8 digits/s

Period: 5ns ~ 1000s

Time Interval Range: 10ns ~ 10000s

Time Resolution: 2.5ns

Pulse Width: 30ns ~ 5000s

Duty Cycle: 1% ~ 99%

Totalize: 0 ~ 1×10^13

Phase Difference: 1° ~ 359°

Input

Dynamic Range: 50mVrms ~ 1.0Vrms (Sine), 150mVPP ~ 4.5VPP(Pulse)

Input Impedance: 1M//35pF or 50

Input Attenuation: ×1 or ×10

Trigger Level: -5.000V ~ +5.000V

Other Functions

Frequency Ratio

Up/Low Limit: "Limit" light on shows the result out of range, off shows within range

Statistics Calculation: Multi-average, Max.,Min., PPM, SD, Allan Variance

Standard Time Base

Accuracy: 5×10-8

Daily Aging: 1×10-8/day

Optional Time Base

Accuracy:  5×10^-8

Daily Aging: 5×10^-10/day

General Characteristics

Interface: Standard USB

Optional: RS-232, GPIB

Power: 

AC220V(10%) or AC110V(10%), 50Hz(5%) OR 60Hz(5%)

Dimension & Weight: 375×105×235mm, 3.7kg