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Resistor three-colour code converter
An interactive animation to calculate the colour codes for different resistor values and vice versa. Choose the colours … full details...
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Diode structure
An interactive animation showing the construction of a diode from n and p-type semiconductors. Click the arrow button to… full details...
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Structure of an electric torch
An interactive animation showing the structure of an electric torch. Turn the torch on and off and use the arrow button … full details...
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Frequency and period calculator
An interactive animation to calculate the period from the frequency and vice versa. Choose between Hz, kHz and MHz for t… full details...
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Thermistor calculator
An interactive animation to calculate the resistance of any NTC thermistor. Enter the β constant, the resistance at 25°C… full details...
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Oscilloscope controls
An interactive animation showing the controls of an oscilloscope. Place the cursor over any of the oscilloscope controls… full details...
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A multimeter
An interactive animation representing a switched range multimeter. Drag the green handle to see what functions the diffe… full details...
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Time constant calculator
An animation calculating the time constant for a capacitor. Enter values for the resistance and capacitance to calculate… full details...
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Adding sine waves
An animation demonstrating the superposition of sine waves. A sine wave and its consecutive harmonics are drawn. The res… full details...
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Amplitude calculator
An interactive animation to calculate the r.m.s. voltage from the peak voltage and vice versa. Choose between mV and V a… full details...