CometCAD is circuit schematic and layout editor program for Windows 2k, XP, Vista and 7.

circuit

Circuit Editor:

- multi sheet circuit schematics
- maximum sheet size 2 m * 2 m
- symbol rotation with 90 degree steps
- net list transfer to PCB (forward annotation)
- part list outputs
- SPICE net list output

Layout (PCB) Editor:

- 1/2 copper layers
- internal resolution one micrometer
- maximum PCB size and number of package pins depends on level
- copper planes and design rule checks
- possibility to adjust trace width between corner points
- component rotation with 90 degree steps
- CAM output (gerber, drill, pick and place) files
- PCB border can have polygon shape
- milled PCB gaps/cuts and round holes are possible
- possibility to create rectangular multi-PCB panels

Symbol Editor:

symbol

- separate tools and checks for different symbol types
- possibility to link symbols and footprints in the library
- one library file (binary) with import and export features