Black Cat Systems

iUnit

iUnit converts between over 1400 different units of distance, mass, volume, velocity, density, and other types of units. iUnit is perfect...

April 18, 2019 By Black Cat Systems

Sonde

Sonde is an app to decode radio transmissions from radiosondes (weather balloons). It currently can decode LMS6 and Mark IIa style...

April 2, 2019 By Black Cat Systems

Black Cat ACARS

Black Cat ACARS is a full featured program that decodes and displays VHF ACARS transmissions. Feed the audio into your computer's sound...

April 2, 2019 By Black Cat Systems

Black Cat HF Weather Fax

Black Cat HF Weather Fax is a full featured program that decodes and displays weather fax transmissions transmitted over shortwave...

April 2, 2019 By Black Cat Systems

Morse Mania

Morse Mania is a morse code tutor for the Macintosh. The software packagehelps you learn morse code at speeds ranging from 5 to 30...

March 3, 2019 By Black Cat Systems

Graph Paper Maker

Graph Paper Maker lets you create your own custom sheets of graph paper. You have complete control over the graph characteristics:...

November 26, 2018 By Black Cat Systems

DX ToolBox

DX Toolbox searches the web for you, gathering information on solar and geomagnetic conditions that affect radio propagation. It also...

October 2, 2018 By Black Cat Systems