Kairon 3 

Mac OS X 10.3+ astrology calculation software with SwissEphemeris and ACS Atlas multiple fonts, 21 Anayamsas, 19 aspects, over 11400 asteroids, over 300 arabic points, 14 house systems synastry,composite,combine,transits,harmonics,progressions,returns,...
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OscilloMeter - Spectrum Analyzer 

Real-time OscilloScope + FFT Spectrum Analyzer of data accepted from sound card or other ADC you will want.
real-time oscilloscope fft spectrum analyzer.

EngCalc(Mechanical) - Palm Calculator 

50 formulae catering to Mechanical Engineering.FREE !!MxCalc(worth $4.99 embedded in the program)Unit Coverter.Scientific Evaluator.FREE !!Property Tables(worth $2.99) and more..
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EngCalc(Mechanical) - PocketPC Calculator 

50 formulae catering to Mechanical Engineering.FREE !!MxCalc(worth $4.99 embedded in the program)Unit Coverter.Scientific Evaluator.FREE !!Property Tables(worth $2.99) and more..
engineering software palm calculator engineering calculator pocketpc calculator pocket pc calculator electrical mechanical scientific calculator unit converter palm software pocketpc software symbain software symbain calculator series60 rpn