Apps Like Electronics docs & calculators for iPhone and iPad
Design circuits with component references
Electrohelper allows users to access references for electronic components and circuits. It includes tools for calculating various filters like Butterworth, Sallen-Key, Chebychev, and Bessel. Users can view component details and circuit diagrams.
by Anas Abubakar★ 5.04 ratingsEducation$4.99Data updated 2026-09-06
Calculate size based on current, voltage, and temperature. Input circuit parameters to determine AWG rating. Provides resistance and voltage drop calculations. Supports FAA-approved voltages: 14VDC, 28VDC, 115VAC, 200VAC.
Practice MCQs with 1400+ multiple choice questions. View trivia questions and answers. Take self-assessment tests. Access notes for exam preparation. Download and install on iOS devices. Sync with virtual classroom exams.
Learn oscillator design with tutorials and diagrams
Learn about oscillator design and waveform generation using 555 timers, logic ICs, op-amps, and transistors. Access over 130 tutorials and circuit diagrams.
Calculate output voltage and power after attenuation
Calculate output voltage, power, and attenuation based on input voltage and dB loss. Specify impedance for accurate results. Convert between Watts, dBm, and dB values. Calculate NMR pulses using reference power and pulse length.
Calculate based on voltage, current, distance, and voltage drop. Select units like AWG, mm, or inches. Choose material: copper, aluminum, or electrical steel. Ensure safe electrical installations for low voltage DC systems and residential AC wiring.
Quiz allows users to test knowledge on and topics. Features include answering multiple-choice questions on AC/DC, analog/digital converters, op-amps, and arithmetic circuits. Track progress and review answers for better understanding.
Calculate voltage drop for electrical circuits up to 600V. Input custom voltages and system parameters. Output detailed results including conductor size, length, and resistance. Assist in verifying electrical system performance and safety.