Model 1105 - Universal Counter通用计数器
 
Features
•   NEW High Stability Oven Option (HS) allows 1,000X's stability (not standard)
•   NEW High Frequency Option (HF) allows up to 20 GHz input on channel 3 (not standard)
•   Time Interval, Frequency, Frequency Ratio, Pulse Width, Duty Cycle measurements
•   Rise / Fall Time, Period, Phase, Event Counts, Voltage Peaks measurements
•   Mean, Min/Max, Delta, Standard Deviation measurements
•   Real-Time DSP for faster measurements
•   Easy LAN Control using Ethernet IP with comprehensive GUI
•   Free Software using widely accepted SCPI commands
•   Scale and Offset available for Math Functions
•   400MHz on Ch 1/2, 6.0GHz on Ch. 3 (included)
Applications
•   Frequency Measurements
•   Math Functions to Compensate for Systematic Error
•   Pass/Fail Mode with Limit Testing
•   Production Testing
•   Ave, Min/Max and Standard Dev Test
•   Easy Control of Multiple Units with LAN
•   Production Testing
Key Specifications
•   Ch3 — up to 6GHz, standard
•   Frequency —1mHz - 400MHz
•   Time Interval Resolution —40pS
•   Duty Cycle —Pulse Width >1nS
•   Frequency Ratio —11 Digits / Second
•   DC Signals —15mV +2% of V
•   Temperature Stability —<1ppm
•   Compliance—IEEE488.2 and USBTMC