Electronics Tools & Calculator vs Electronic Circuits Calculator

Calculate, simulate, and understand electronic circuits with more than 60 calculators, interactive tools, and illustrated engineering references. Electronics Tools & Calculator is an all-in-one toolkit for students, engineers, technicians, makers, and electronics enthusiasts. Use it to study circuit theory, select components, check designs, or troubleshoot projects with practical calculators and clear circuit visuals. MORE THAN 60 ELECTRONICS CALCULATORS Solve problems across a wide range of topics: • Ohm’s law, voltage, current, resistance, and power • Series and parallel resistors and capacitors • Four-band, five-band, and SMD resistor codes • Voltage and current dividers • DC power and ripple voltage • RC, RL, LC, and RLC circuits • LED resistor and parallel LED calculations • Capacitor and inductor charging • Star-to-delta and delta-to-star conversions ACTIVE AND PASSIVE FILTER DESIGN Design and explore: • RC, RL, and LC filters • Butterworth and Chebyshev filters • Active and passive filters • Sallen-Key active filters • Band-pass and band-reject filters • Twin-T notch filters Selected advanced calculators include response graphs, helping you visualize how component values affect circuit behavior. AMPLIFIERS AND SEMICONDUCTORS Work with practical tools for: • 555 timer astable and monostable circuits • BJT analysis, biasing, Q-point, and switching • MOSFET switching • Inverting, non-inverting, and difference amplifiers • Class A, Class B, and Class AB amplifiers • Differential amplifiers and current mirrors • LM386 audio amplifier circuits POWER, RF, AND DESIGN TOOLS Explore calculations for: • Linear regulators and heat dissipation • Buck and boost converters • Rectifiers and Zener regulators • Clippers, clampers, and voltage multipliers • PCB trace width • Air-core and multilayer inductors • Transformers • Coaxial cables and waveguides • Antenna length and skin depth • dBm, watts, and decibel conversions • Servo and stepper motors DIGITAL ELECTRONICS Study essential digital circuits with clear diagrams and truth tables: • Logic gates • Flip-flops and counters • Multiplexers and demultiplexers • Encoders and decoders • Shift registers • Common digital integrated circuits INTERACTIVE CIRCUIT TOOLS Explore circuit behavior through interactive simulations and strong visual explanations. Adjust values, examine circuit configurations, and connect formulas with practical electronic designs. ILLUSTRATED ELECTRONICS REFERENCES Access more than 30 guides covering resistors, capacitors, inductors, transformers, diodes, BJTs, MOSFETs, IGBTs, UJTs, SCRs, DIACs, TRIACs, operational amplifiers, regulators, 555 timers, sensors, digital logic, Arduino boards, and ATmega microcontrollers. The guides combine explanations, equations, circuit diagrams, pinouts, truth tables, and practical notes to connect theory with real-world applications. DESIGNED FOR FASTER WORK • Search calculators by name • Save frequently used tools to Favorites • View response graphs in selected calculators • Export results from selected tools as PDF documents • Automatically switch between light and dark appearance • Use an interface designed for phones and larger screens • Choose from 15 supported languages • Access additional features through optional Pro tools Whether you are learning electronics, designing a filter, analyzing an amplifier, or checking values at the workbench, Electronics Tools & Calculator keeps useful tools and references close at hand. Important: This app is intended for education and design assistance. Always verify calculations, component ratings, circuit requirements, and safety considerations before building or operating electronic equipment.

Electronic Circuits Calculator is your ultimate electronics toolkit — featuring over 130 calculators, circuit tools, and guides for beginners and professionals alike. Perfect for electronics enthusiasts, students, hobbyists, and engineers alike, Electronic Circuits Calculator Pro is a powerful reference tool covering essential electronics concepts, components, and circuit design. Whether you're just getting started or need a quick calculation on the go, this app has you covered. Available in 14 Languages: • English, French, German, Indonesian, Italian, Japanese, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Turkish, Ukrainian, and Vietnamese — study in your native language! Key Features: • Interactive calculators for circuits • Step-by-step explanations and formulas • Ideal for learning, prototyping, or quick checks • Light and dark mode support Covered Topics: Basic calculators • Ohm's law • Power, voltage and current • Resistive voltage divider • Wheatstone Bridge • RC circuit time constant • Battery life • Additional resistor for voltmeter • Shunt resistor for ammeter. Resistors • Resistor color codes • SMD resistor codes • EIA-96 encoding • Selection of standard resistor values • Series/Parallel connection of resistors • E-series Capacitors • Ceramic disc capacitor codes • Film capacitor codes • Capacitor operating voltage codes • Color codes of film capacitors • SMD capacitor codes • Series connection of capacitors • Parallel connection of capacitors Inductors • Inductor color codes • SMD inductor codes • Parallel/series connection of inductors Diodes • Diodes • Rectifier diodes • Signal diodes • Schottky diodes • Tunnel diodes • Varicaps • Zener diodes Transistors • Bipolar transistors • MOSFETs • JFET transistors • Unijunction transistors • Bipolar transistors with insulated gate. • Darlington transistor pair Thyristors • Thyristors • Lockable thyristors • IGCT thyristors Power supplies • AC parameters • Half-wave rectifier • Full-wave rectifier • Bridge rectifier • Quenching capacitor • Internal resistance of the power supply • Symmetrical voltage doubling rectifier circuit • Three-phase half-wave rectifier • Three-phase bridge rectifier • Voltage multiplier Voltage and current regulators • Voltage regulator on LM317 • Bipolar voltage regulator for LM317 and LM337 • Current source on LM317 • Zener diode reference voltage source • Temperature compensated reference voltage source • TL431 regulator • TL431 regulator with additional transistor Light Emitting Diodes • Resistor for one LED • Resistor for serial/parallel connection of LEDs • 7 segment LED display • Decoder for 7- segment displays CD4511 Photocells • Photodiodes • Photoresistors • Phototransistors • Optocouplers Operational amplifiers • Gain of non-inverting op-amp • Gain of inverting op-amp • Inverting op  • amp with T-bridge in feedback. • Inverting summing op-amp • Differential op-amp • Voltage integrator • Voltage differentiator • Voltage comparator High frequency circuits • Capacitor reactance • Inductor reactance • Convert gain to decibels • Convert dBm to watts • T • Attenuator • Pi attenuator • L • Attenuator • Bridge T • attenuator • Capacitive AC voltage divider • Inductive voltage divider • Frequency and wavelengths Filters • RC low-pass filter • RC high-pass filter • RC bandpass filter • RL low-pass filter • RL high-pass filter • LC low-pass filter • LC high-pass filter Multivibrators • Self- oscillating Multivibrator • Monostable multivibrator • Bistable multivibrator • Multivibrator with diodes 555 Timer • Astable mode • Monostable mode • Bistable mode • Schmitt trigger • Connecting LEDs • Light detector • Relay control Logics • AND. OR, NOT, NAND, NOR, XOR, XNOR • Combination Circuits The application is being actively developed and supplemented with new calculators. Keep for updates!