Electronic Formulator
Productividad
Gratis · Compras dentro de la app · Diseñado para iPad. No verificado para macOS.
Electronic Engineer puts over 1,100 formulas and 24
reference tables in your pocket. No internet required. No ads. Just fast,
accurate calculations when you need them.
POWERFUL CALCULATORS
Solve real-world electrical problems instantly:
• Ohm's Law — Voltage, current, resistance, and power calculations
• Voltage Divider — Output voltage, resistor values, current, and power
dissipation
• Three-Phase Power — Balanced systems, Wye and Delta connections
• LED Circuits — Series resistor selection, power dissipation, max LEDs in
series
• 555 Timer — Astable and monostable modes with frequency, duty cycle, and
timing
• RLC Circuits — Resonant frequency, Q factor, bandwidth, impedance, and
reactance
• Power Triangle — Real, reactive, and apparent power with PF correction
sizing
• Impedance & Resistance — AC/DC circuit analysis
• Star-Delta Conversion — Transform between Y and Δ configurations
• Wheatstone Bridge — Unknown resistance and unbalanced bridge voltage
• Inductors — Reactance, energy storage, series/parallel, and time constants
• Wire Sizing — Circular mils, voltage drop (single and three-phase)
• Capacitors, Transformers, Motors, Batteries, UPS, Lighting, and more
PRO CALCULATORS Unlock advanced tools for professionals:
• Op-Amp Circuits — Inverting, non-inverting, differential, and voltage
follower
• Filter Design — RC and RL low-pass, high-pass, and bandpass filters
• PCB Trace Width — IPC-2221 current capacity and trace resistance
• Skin Effect — Depth calculations for copper and custom conductors
24 REFERENCE TABLES
Instantly look up critical data — no more flipping through handbooks:
• AWG Wire Gauge — Diameter, area, resistance, and ampacity
• NEC Ampacity Table — 60°C, 75°C, and 90°C conductor ratings
• Resistor Color Codes — 4-band and 5-band decoding
• Standard Resistor Values — E12, E24, E48, and E96 series
• Circuit Breaker Sizes — Amp ratings, wire sizes, and typical applications
• Wiring Color Codes — NEC, IEC, and Australian standards
• Logic Gates Truth Tables — AND, OR, NAND, NOR, XOR, XNOR
• Transformer Connections — Delta, Wye, Scott-T, Zig-Zag, and more
• Power Factor Reference — Typical PF for motors, lighting, drives, and loads
• SI Prefixes — From tera to femto with electronics examples
• Conductor Properties — Resistivity, conductivity, and temp coefficients
• Common Semiconductor Pinouts — BJTs, MOSFETs, regulators, 555, 741
• NEMA Enclosure Types — Indoor/outdoor ratings with IP equivalents
• IP Protection Ratings — Solids and liquids protection levels
• Ampacity Derating Factors — Temperature and conduit fill corrections
• Standard Capacitor Values — Ceramic, film, and electrolytic
• Cable Types — THHN, THWN, NM-B, MC, UF-B, and more
• Decibel Reference — Power and voltage ratios at a glance
• Motor Frame Sizes, Fuse Classes, Conduit Fill, and more
UNIT CONVERSIONS Over 400 conversion formulas across 19 categories including metric, linear,
liquid, cubic, pressure, weight, flow, BTU, horsepower, watts, joules,
frequency, and HVAC. Plus 8 temperature scales: Celsius, Fahrenheit, Kelvin,
Rankine, Réaumur, Delisle, Newton, and Rømer.
BUILT FOR YOUR WORKFLOW
• Favorites — Star the calculators you use daily for one-tap access
• Calculation History — Every result saved automatically for easy reference
• Export & Share — Send results to colleagues or save for documentation
• Search & Filter — Find any formula or reference table in seconds
• Dark Mode — Designed for comfortable use on job sites and in the field
• US & Metric — Toggle between unit systems instantly
WHY ELECTRONIC ENGINEER?
Built by engineers, for engineers. We obsessed over accuracy, speed, and
completeness so you can focus on what matters — getting the job done right.
One purchase, no subscriptions, no recurring fees.
Calificaciones y reseñas
- Esta app no ha recibido suficientes calificaciones ni reseñas para mostrar un resumen.
minor bug fix
El desarrollador (Historycentral.com) indicó que las prácticas de privacidad de la app pueden incluir el manejo de datos que se describe a continuación. Para obtener más detalles, consulta la política de privacidad del desarrollador .
No se recopilan datos
El desarrollador no recopila ningún dato en esta app.
Accesibilidad
El desarrollador aún no ha indicado cuáles funciones de accesibilidad admite esta app. Obtén detalles
Ficha técnica
- Vendedor
- Historycentral.com Inc
- Tamaño
- 19.7 MB
- Categoría
- Productividad
- Compatibilidad
Requiere iOS 26.2 o posterior.
- iPhone
Requiere iOS 26.2 o posterior. - iPad
Requiere iPadOS 26.2 o posterior. - Mac
Requiere macOS 26.2 o posterior y una Mac con el chip M1 de Apple o posterior. - Apple Vision
Requiere visionOS 26.2 o posterior.
- iPhone
- Idiomas
- Inglés
- Edad
4+
- 4+
- Compras dentro de la app
Sí
- Electronic Pro $69.00
- Copyright
- © Historycentralcom 2026
