Black Cat Systems

Morse Pad

Want to monitor morse code transmissions, without using a bulky computer? Morse Pad lets you decode morse code on your iPad, iPhone,...

By Black Cat Systems | Added September 29, 2017

DX Toolbox

Are you a ham radio operator or shortwave listener, in need of up to date propagation information and solar conditions? DX Toolbox...

By Black Cat Systems | Added September 27, 2017

Audio Spectrum Analyzer

Spectrum Pad turns your iPad, iPhone, or iPod Touch into an audio spectrum analyzer. Frequencies up to 20 kHz can be displayed. You...

By Black Cat Systems | Added September 26, 2017

Elmer

Elmer creates sample tests to help you prepare for your ham radio written examination. It contains all FCC question pools for each...

By Black Cat Systems | Added July 5, 2017

Audio Function Generator

Audio Function Generator turns your phone or tablet into an audio function generator. You can have up to 13 generators, each operating...

By Black Cat Systems | Added April 6, 2017

MultiMode

MultiMode is an application that allows your Macintosh to decode several different modes of non-voice communication often heard on...

By Black Cat Systems | Added January 9, 2017

Sound Byte

Sound Byte is a computerized cart machine for the Macintosh. It is very similar to the so-called cart machines used at radio stations...

By Black Cat Systems | Added January 9, 2017

ACARS

Want to display ACARS transmissions, without using a bulky computer? ACARS lets you view ACARS aircraft transmissions on your iPad,...

By Black Cat Systems | Added June 10, 2016

NAVTEX Pad

NAVTEX Pad lets you view NAVTEX and Radio Teletype (RTTY) marine weather transmissions on your iPhone, iPod Touch, or iPad. Just set...

By Black Cat Systems | Added June 10, 2016

PSK31

Want to monitor PSK31 transmissions, without using a bulky computer? PSK31 lets you view ham radio PSK31 transmissions on your iPad....

By Black Cat Systems | Added June 10, 2016

Packet Pad

Packet Pad lets you view Packet Radio transmissions on your iPad, iPhone and iPod Touch. Just set it next to your radio, tune in a...

By Black Cat Systems | Added June 10, 2016

Drill Calc

Need to find the right bit size for a hole? Drill Calc calculates the correct drill bit size to use for threaded holes, based on the...

By Black Cat Systems | Added June 10, 2016