Black Cat Systems

Photon Calc

Photon Calc displays cross sections for gamma / x-ray photons, fluorescence and edge energies, and allows you to calculate the transmission...

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

dB Calc

Need to quickly convert between various RF signal measurement units? dB Calc performs lots of decibel related conversions: Decibel...

By Black Cat Systems | Added June 10, 2016

Transmission Line Calc

Transmission Line Calc allows you to perform several calculations related to RF transmission Lines.After selecting from one of 53 different...

By Black Cat Systems | Added June 10, 2016

Elmer Extra

Getting ready to take your ham radio exam? Elmer will help you study for your amateur radio exams, and improve your chances of passing....

By Black Cat Systems | Added June 10, 2016

Elmer Technician

Getting ready to take your ham radio exam? Elmer will help you study for your amateur radio exams, and improve your chances of passing....

By Black Cat Systems | Added June 10, 2016

Elmer General

Getting ready to take your ham radio exam? Elmer will help you study for your amateur radio exams, and improve your chances of passing....

By Black Cat Systems | Added June 10, 2016

WireCalc

Need to compute the electrical resistance or voltage drop of a wire or cable? Now theres no need to carry lookup tables with you, and...

By Black Cat Systems | Added June 10, 2016

Sound Byte Cart Machine App

Looking for a way to play sound clips at a theater or sporting events, as a DJ, or at other events? Dont want to lug a computer around...

By Black Cat Systems | Added May 5, 2016

MININEC Pro

MININEC Pro is an antenna analysis program for Windows and Macintosh computers. Any type of antenna may be analyzed. The physical design...

By Black Cat Systems | Added September 14, 2015

Function Generator Pad

Function Generator Pad turns your iPad into an audio function generator and an audio sweep generator.You can have up to 13 generators,...

By Black Cat Systems | Added July 15, 2015

Selcall Selective Calling Tone Generator

SelCall generates Selective Calling Tones. Select your tone type from the extensive selection of available modes, then touch the button...

By Black Cat Systems | Added May 4, 2015

iFunctionGenerator

iFunctionGenerator turns your iPhone, iPad, or iPod Touch into an audio function generator.You can have up to 20 generators, each operating...

By Black Cat Systems | Added May 4, 2015

Synth 76477 Complex Sound Synthesizer

Synth 76477 is a powerful sound effects generator and synthesizer app, inspired by the famous SN76477 integrated circuit from the 1970s,...

By Black Cat Systems | Added April 27, 2015

Synth 76477

Synth 76477 is a powerful sound effects generator and synthesizer app, inspired by the famous SN76477 integrated circuit from the 1970s,...

By Black Cat Systems | Added April 12, 2015