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  • #: 165808
  • Price: free ($0.00) In Apple Store
  • Category: Utilities
  • Updated: 2010-07-31
  • Current Version: 1.01
  • 1.01
  • Size: 24.00 MB
  • Language: English
  • Seller: KIM JI SUN
  • Requirements: Compatible with iPhone, iPod touch, and iPad. Requires iOS 4.0 or later.
  • © 2010 Nine99 All Rights Reseved.
  •  Add to Favorite apps




This App helps designing a circuit of Transistor.

You can easily design a Guitar effecter and Audio Amplifier when you use this App.

When you set up the value of Passive element in the Common Emitter Circuit, Amplify Ratio is also calculated automatically according to base bias, Emitter Voltage& Current, Load Resistance.


First of all set the Base, Emitter, Collector Register and then touch the ‘Calc’ Button. Electric current, voltage and amplification rate will be automatically calculated.

The circuit which can be calculated are Voltage Divided Bias, Feed Back Bias.

iPhone Screenshots

TrCalc LITE iPhone Screenshot 1

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The information may be outdated (2011-04-20 13:39:43). For actual information go to iTunes

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