Calculate voltage, current, and power in 3-phase delta and wye circuits. Determine conductor ampacity using NEC and CEC tables. Compute voltage drop based on length, size, current, and temperature.
Learn about resistors and resistance with interactive simulations. Configure up to eight component sections. Measure voltages across resistors and current through series and parallel circuits. Solve electrical circuits.
Calculate volume for slabs, footings, columns, walls, and stairs in cubic yards, feet, or meters. Estimate needed, determine weight and bag requirements. Calculate rebar spacing and truckloads.
Convert units between metric and imperial systems including area, distance, speed, temperature, volume, time, weight, energy, and power. Calculate area, speed, distance, and volume with supported units. Switch between units quickly and accurately.
Learn boolean algebra and digital circuit concepts through interactive logic gate puzzles. Build and test circuits using AND, OR, XOR gates, and other components. Unlock advanced elements and create custom circuits in Playground Mode.
Helps users calculate electrical values using Ohm's Law. It includes practical exercises and theoretical explanations. Users can explore basic electrical concepts and advanced topics with structured lessons and problem-solving tools.
Convert units including currencies, length, weight, and temperature. Convert time zones and calculate percentages. Includes a running pace calculator and other utility tools for precise measurements and calculations.
Calculate conduit bends with offset and 90-degree tools. Determine stub-ups, kicks, and compound angles. Create three and four-point saddles for obstacle navigation. Access NEC-compliant calculations and field-tested utilities for work.
Guide a pastry through a magical with buttons, trampolines, cranes, and elevators. Complete levels designed for children aged 3 to 6. Learn coordination and problem-solving through playful challenges. No timer or stress. Syncs with Apple Health.
Simulate electronic circuits with engine and virtual instruments. Add components to a breadboard and connect them. Analyze signals using oscilloscope and logic analyzer. Export simulation data. Create or customize electronic parts.
Calculate sizes for rectangular and circular ducts by inputting maximum friction rate or velocity. Switch between calculation methods by tapping values. Convert between I-P and S-I units using a toggle switch. Export results for reference.
Calculate electrical power for single phase systems by converting between , , and . Input values to solve for unknowns. Support for three phase calculations including kilowatts, , , and power factor.
Calculate impedance and transmission line parameters. Analyze signal integrity and loss. Convert between frequency units. Simulate circuits. Calculate antenna parameters and resonance frequencies. Perform S-parameter calculations.
Create one-line using standardized symbols. Select and drag symbols to arrange . Includes IEC and ANSI symbols for engineering. Add circuit breakers, switches, fuses, and other components. Save and export .
Study for exams with practice questions, detailed explanations, and NEC code references. Track progress with personalized stats. Practice for Journeyman, Master Electrician, or Contractor exams.