Nathan Chao

Rated 3.00(1) — Nathan Chao

This is another actorial or interactive tutorial app by N. Chao. This app can help solve bias and gain for ac voltage divider common emitter amplifiers. You can enter all the circuit values and see ac waveform results with ac solution details or you...

Rated 3.85(184) — Nathan Chao

This app solves a series RLC circuit for all currents and voltages in 3 different configurations for flexible use. In addition to single component voltages, it solves for all branch voltage comhinations like VR+VC, VR+VL and VL+VC.It is a good introductio

Rated 0.00(0) — Nathan Chao

Use as a quick db calculator for 1st order active filters.This app works in 2 modes. In result mode you enter all Rs and C and f. The app will return with the db gain at the frequency entered. In design mode you enter just desired cutoff fc, Ri, C and...

Rated 5.00(1) — Nathan Chao

This displays the important works of American artists created from about 1900 to about 1950. The more known artists included Thomas Hart Benton, Edward Hopper, Georgia O'Keeffe and Grant Wood.You can view great artworks 3 waysSequentially, Randomly or...

Rated 5.00(2) — Nathan Chao

This app provides 2 options to help you solve JFET self bias problems. Option 1 will guide you through a graphical solution to find the operating point if all circuit values are given.Option 2 will find the source resistor Rs needed to self bias the...

Rated 2.00(1) — Nathan Chao

Better than a book, this interactive tutorial is like havng a patient private tutor for a challenging problem. Use this app to guide you through step by step solutions of typical dc ladder circuits. Start with the 2 loop ladder and progress to the 3...

Rated 3.33(12) — Nathan Chao

This app displays the important works of international artists created from about 1900 to about 1950. The more known artists included Salvador Dali, Joan Miro, Pablo Picasso, Paul Klee and Piet Mondrian.You can view great artworks 3 waysSequentially...

Rated 0.00(0) — Nathan Chao

This alarm is easy to turn off and plays a selection of music to wake up by. Conveniently choose from 1 or 5 preset alarm times. Numerals fill screen for easy viewing at night when phone is horizontal. However in order to stay on, your phone must have...

Rated 3.50(4) — Nathan Chao

The ultimate calculator for ac passive circuits. This app will handle all the calculations for series, parallel and series parallel type circuits. It can do add, multiply, divide and subtract for phasors. It will do both polar tp rectangular and rectangul

Rated 0.00(0) — Nathan Chao

The app leads the student step by step through solutions for 1, 2 and 3 input positive gain operational amplifiers. It is also useful as a homework aid to check your steps and answers.

Rated 0.00(0) — Nathan Chao

This app is an AC impedance calculator that can be used for series or parallel connected impedances. A series branch helps convert L and C values to impedances, All solutions provide user with both polar and rectangular answers for most flexible use.It...

Rated 0.00(0) — Nathan Chao

This app can do series ac circuits, parallel ac ciruits if Rs and Xs are set to 0 and series parallel ac circuits. You put in the circuit resistors and reactances and the app will guide you step by step through combining impedances to solving for all...

Rated 3.50(2) — Nathan Chao

This app displays the important artworks created by American artists in the 19th century. It includes works from mid 1820s to just before 1910.It starts with the Hudson River school to American Post Impressionists.This app does not include famous portrait

Rated 3.67(3) — Nathan Chao

This app displays the important artworks created by American artists from the mid to late 20th century.The more known artists included DeKoonig, Pollock, Calder, Lichtenstein, Warhol and Haring. You can view great artworks 3 waysSequentially, Randomly...

Rated 0.00(0) — Nathan Chao

This app has 2 modes of operation. In mode 1 you put in all the circuit values and tap solution to get a tutorial on how the bias Q point is determined graphically from a plot of Shockley's equation and the straight line plot for Vgs versus Id from Kircho

Rated 3.80(5) — Nathan Chao

You can view great artworks 3 waysSequentially, Randomly or Select from a list.Work date and title only shown on demand so you can use app as study guide to famous works of impressionist and post impressionist art from 1860 to 1910. All are French except.

Rated 4.00(9) — Nathan Chao

This analog snooze alarm is designed for maximum night time visibility. You can choose full or simplified clock faces. The alarm sound choices are selected american standards from the mid 20th century when I grew up. The clock can also display large...

Rated 4.02(54) — Nathan Chao

This app leads students step by step analysis of 1, 2 or 3 input negative gain operational amplifiers. It is also a useful homework aid to check student approach and answers.

Rated 3.17(12) — Nathan Chao

This version will add, multiply and divide 2 phasors and give the answer as a phasor or rectangular with the built in polar to rectangular converter. It can also convert inductance in mh to ohms.

Rated 5.00(1) — Nathan Chao

The 3 most basic types of series parallel circuits are covered in this tutorial. Circuit 1 is the simplest with R1 in series with a parallel R2 and R3. Circuit 2 has a parallel branch with a series connection of resistors R3 and R4. Circuit 3 has a series