Black Cat Systems
Black Cat Systems is a developer of education and audio & video apps. The current developer portfolio contains 24 applications. The most popular app is Graph Paper Maker with 11 installations on Mac.
Black Cat Systems is a developer of education and audio & video apps. The current developer portfolio contains 24 applications. The most popular app is Graph Paper Maker with 11 installations on Mac.
Create customized graph paper sheets for different purposes.
MultiMode Cocoa allows your Mac to decode and transmit several different modes of non-voice communication often heard on shortwave and ham radio.
The Atomic Mac is the award winning periodic table of the elements.
Antenna design and electronics/electrical tool package.
DX Toolbox searches the Web for you, gathering information on solar and geomagnetic conditions that affect radio propagation.
iUnit is a unit conversion program for the Macintosh and Windows.
Morse code tutor. It provides the following modules to help you learn morse code: Learn Characters -
Diet Sleuth is one of the most complete diet software programs.