Electronic Circuits Calc Pro

Electronic Circuits Calc Pro 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.

Key Features:
• Interactive calculators for circuits
• Step-by-step explanations and formulas
• Ideal for learning, prototyping, or quick checks
• Full-text search for instant access to any topic
• Designed for both light & dark modes

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!

Categories Included:

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
• Standard values finder for resistor
• Series resistors
• Parallel resistors
• E series

Capacitors
• Ceramic disc capacitors codes
• Film capacitors codes
• Capacitor working voltage codes
• Film capacitors colour codes
• SMD Tantalum electrolytic capacitors codes
• Series capacitors
• Parallel capacitors

Inductors
• Inductor color codes
• SMD inductors codes
• Series inductors

Diodes
• Diodes
• Rectifier diodes
• Signal diodes
• Schottky diode
• Tunnel diode
• Varicap
• Zener diode

Transistors
• Bipolar transistors
• Metal-Oxide-Semiconductor Field-Effect Transistor
• Junction Field-Effect Transistor
• Unijunction transistor
• Insulated gate bipolar transistor
• Darlington transistor pair

Thyristors
• Thyristors
• Gate Turn-Off Thyristor
• TRIAC
• DIAC
• IGCT thyristor
• MOS-Controlled Thyristor
• Programmable unijunction transistor

PowerSupplies
• AC parameters and rectified value
• Half-wave rectifier
• Full-wave rectifier
• Bridge rectifier
• Capacitive power supply
• Power source internal resistance
• Symmetrical voltage doubling rectifier circuit
• Three-Phase Half-Wave Rectifier
• Three-phase bridge rectifier
• Voltage multiplier

Voltage and current regulators
• LM317 Voltage regulator calculator
• Bipolar voltage regulator for LM317 and LM337
• LM317 Current Source calculator
• Zener reference voltage source
• Thermally compensated voltage reference
• Calculation of the stabilizer on TL431
• The TL431 stabilizer with additional transistor

LED
• Introduction of LEDs
• LED Single Resistor calculator
• LED Series Resistor calculator
• LED Parallel Resistor calculator
• 7-segment LED display
• Decoder (driver) for 7-segment displays CD4511

Photocells
• Photodiode
• Photoresistor
• Phototransistor
• Optocoupler

OP
• Non-Inverting OP Amplifer Gain calculator
• Inverting OP Amplifier Gain calculator
• Inverting amplifier with T-bridge in feedback
• Inverting summing OP Amplifier
• Differential OP amplifier
• OP Voltage integrator
• OP Voltage Differentiator
• OP Voltage comparator

Frequency
• Capacitor reactance
• Reactance of an inductance coil
• Gain conversion to decibels
• dBm to Watts conversion
• T-Attenuator
• Pi-Attenuator
• L-Attenuator
• Bridged T-Attenuator
• Capacitive AC Voltage Divider
• Inductive Voltage Divider
• Frequency and wavelengths

Filters
• RC Pass Filter
• RC Band pass filter
• RL filter
• LC Pass Filter

Timers
• Astable multivibrator
• Monostable (waiting) multivibrator
• Bistable multivibrator
• Multivibrator with additional diodes
• NE555 Astable Multivibrator
• NE555 Monostable Multivibrator

Logic gates:
- AND. OR, NOT, NAND, NOR, XOR, XNOR

The application is being actively developed and supplemented with new calculators. Keep for updates!