Manual
Table Of Contents
- SAFETY INSTRUCTIONS
 - GETTING STARTED
 - QUICK REFERENCE
- Menu Tree / Operation Shortcuts
- Convention
 - Acquire Key
 - Acquire Key - Segments
 - Autoset Key
 - CH1 ~ 4 Key
 - Cursor Key
 - Display Key
 - Help Key
 - Math Key
 - Measure Key
 - Hardcopy Key
 - Run/Stop Key
 - REF Key
 - Save/Recall Key
 - Test Key
 - Test Key – Go-NoGo
 - Trigger Type Menu
 - Trigger Edge Menu
 - Trigger Delay Menu
 - Trigger Pulse Width Menu
 - Trigger Video Menu
 - Trigger Pulse Runt Menu
 - Trigger Rise & Fall Menu
 - Trigger Timeout Menu
 - Utility Key
 - Utility Key – I/O
 - Utility Key – File Utilities
 - Utility Key – Wave Generator - Demo Outputs
 - Search - Edge
 - Search – Pulse Width
 - Search - Runt
 - Search – Rise/Fall Time
 - Zoom Key
 - Option Key
 
 - Default Settings
 - Built-in Help
 
 - Menu Tree / Operation Shortcuts
 - MEASUREMENT
 - CONFIGURATION
 - OPTIONAL SOFTWARE and APPS.
 - SAVE/RECALL
 - FILE UTILITIES
 - HARDCOPY KEY
 - REMOTE CONTROL CONFIG
 - MAINTENANCE
 - FAQ
- I connected the signal but it does not appear on the display.
 - I want to remove the (Measurement result / FFT result / Help contents) from the display.
 - The waveform does not update (frozen).
 - The probe waveform is distorted.
 - Autoset does not catch the signal well.
 - I can’t save files to the internal memory.
 - The display image printout is too dark on the background.
 - The date and time settings are not correct.
 - The accuracy does not match the specification.
 
 - APPENDIX
 - INDEX
 
    APPENDIX 
255 
GTP-250A-2 
Applicable to: GDS-2202A & GDS-2204A 
Position X10  
Attenuation Ratio 
10:1 
Bandwidth 
DC to 250MHz 
Rise Time 
1.4nS 
Input Resistance 
10MΩ when used with oscilloscopes 
with 1MΩ input. 
Input Capacitance 
Approximately 17pF 
Compensation Range 
10 to 35pF 
Max. Input Voltage 
500V CAT I, 300V CAT II (DC + peak 
AC) derating with frequency. 
Position X1 
Attenuation Ratio 
1:1 
Bandwidth 
DC to 6MHz 
Rise Time 
58nS 
Input Resistance 
1MΩ (Oscilloscope Input) 
Input Capacitance 
47pF plus oscilloscope capacitance 
Max. Input Voltage 
300V CAT I, 150V CAT II (DC + peak 
AC) derating with frequency. 
Safety 
EN61010-031 CAT II 
GTP-350A-2 
Applicable to: GDS-2302A & GDS-2304A 
Position X10  
Attenuation Ratio 
10:1 
Bandwidth 
DC to 350MHz 
Rise Time 
1.0nS 
Input Resistance 
10MΩ when used with oscilloscopes 
with 1MΩ input. 
Input Capacitance 
Approximately 13pF 
Compensation Range 
10 to 25pF 
Max. Input Voltage 
500V CAT I, 300V CAT II (DC + peak 
AC) derating with frequency. 
Position X1 
Attenuation Ratio 
1:1 
Bandwidth 
DC to 6MHz 
Rise Time 
58nS 
Input Resistance 
1MΩ (Oscilloscope Input) 
Input Capacitance 
46pF plus oscilloscope capacitance 
Max. Input Voltage 
300V CAT I, 150V CAT II (DC + peak 
AC) derating with frequency. 
Safety 
EN61010-031 CAT II 










