DbCreator is a program for creating Data base of seismograms for further processing by Frequency time analysis program. It's interface is a C++ code using Qt C++ tool kit for multiplatform Graphic User Interface and application development. The computational part of program is based on Data Base package of programs designed by Daniel Quinlan (IRIS corporation).
The program accepts two formats of seismograms :
- seismograms in SEED format can be retrieved from seismological data centers, via "view processing queue WILBER II" and others;
- seismograms in AH binary files.
See details in Technical_Notes.

• Description of  tool bars and  main window menu is given in  Menu and Tool Bar.
• Procedure of selection of input data is given in  Input data
• The main window containing menu and toolbar, the list of seismic records and console, is described in Main Window.
• Resulting data base is described in Output data.