.DTC

.DTC file extension

This is the basic program to work with .DTC extension

CADE

CADECADE Drawing

CADE is a 2D vector editor that allows you to draw maps, flowcharts, electric circuits, networks and others. It provides predefined blocks to work with and also permits for custom blocks to be drawn by you. To sum it all up, CADE is a great tool for network engineers and designers as it comes with an intuitive interface and includes the basic blocks that allows specific drawings to be created... (more)

The program works with the following extensions: dtp, dtc

.DTC extension is also supported by the following programs:

Subaru Select Monitor III

Subaru Select Monitor IIIMySQL Tools for

Desktop Calendar XP

Desktop Calendar XPDTC file

Desktop Calendar XP is a very convenient calendar with lots of functions.
Desktop Cookbook

Desktop CookbookDesktop Cookbook