A precise measurement tool for a wide range of signals, such as NTP, IRIG B, 1PPS, ASCII against an internal precision GPS-controlled oscillator. 

• Measures and displays the difference between input time signal and UTC 
• Capable of measuring a wide variety of time signal inputs 
• Timing resolution of better than 1 nanosecond 
• Absolute accuracy of up to 50 nanoseconds to UTC 
• Automatic identification and analysis of Modulated Carrier Timecodes 
• Full color touch-screen with user-friendly Windows-based operating system 
• USB port on front panel for easy access downloads for subsequent analysis of data 
• Robust, portable design for all industrial applications 
• Input available for measurement of relay opening/closing 
• User-selectable threshold for alarm generation 
• Robust, portable design for all industrial applications