Calcolatori e strumenti elettrici gratuiti

Il tuo toolkit completo di ingegneria elettrica

Calcolatori elettrici gratuiti, accurati e di facile utilizzo per professionisti, studenti e appassionati

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Strumenti e calcolatori elettrici

Scegli dalla nostra raccolta completa di strumenti di ingegneria elettrica

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Strumenti relativi alla tensione

Ohm's Law Calculator

Calculate voltage, current, or resistance using V = IR

Voltage Divider Calculator

Calculate output voltage in voltage divider circuits

Series Voltage Calculator

Calculate total voltage in series circuits

Parallel Voltage Calculator

Calculate voltage in parallel circuits

Peak to RMS Converter

Convert peak voltage to RMS voltage

RMS to Peak Converter

Convert RMS voltage to peak voltage

AC Voltage Calculator

Calculate AC voltage parameters

DC Voltage Calculator

Calculate DC voltage in circuits

Voltage Drop Calculator

Calculate voltage drop across conductors

Battery Voltage Calculator

Calculate battery voltage and capacity

Voltage Gain Calculator

Calculate amplifier voltage gain

Zener Diode Calculator

Calculate Zener voltage regulator values

Voltage to Current Converter

Convert voltage signals to current

Current to Voltage Converter

Convert current signals to voltage

Voltage Level Shifter

Calculate level shifting circuits

Voltage Doubler Calculator

Calculate voltage doubler circuits

Voltage Tripler Calculator

Calculate voltage tripler circuits

PWM Voltage Calculator

Calculate PWM equivalent voltage

DAC Voltage Converter

Digital to analog voltage conversion

ADC Voltage Converter

Analog to digital voltage conversion
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Strumenti di corrente e resistenza

Current Calculator

Calculate current using I = V/R

Resistance Calculator

Calculate resistance using R = V/I

Power Calculator

Calculate electrical power P = VI

Resistor Color Code

Decode resistor values from color bands

Parallel Resistor Calculator

Calculate total resistance in parallel

Series Resistor Calculator

Calculate total resistance in series

Wire Size Calculator

Calculate proper wire gauge for current

Load Current Calculator

Calculate load current requirements

Current Divider Calculator

Calculate current division in parallel circuits
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Capacitor & Inductor Tools

Capacitance Calculator

Calculate capacitance values

RC Time Constant

Calculate capacitor charging time

Inductor Calculator

Calculate inductor values

LC Resonance Calculator

Calculate LC circuit resonance frequency

Capacitor Energy Calculator

Calculate energy stored in capacitors

Capacitor Series/Parallel

Calculate capacitors in series and parallel
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Converters & Transformers

AC to DC Converter

Calculate AC to DC conversion parameters

DC to AC Inverter

Calculate DC to AC inverter specifications

Step-up Transformer

Calculate step-up transformer parameters

Step-down Transformer

Calculate step-down transformer parameters

Transformer Turns Ratio

Calculate transformer turns ratio

Frequency Converter

Convert between Hz, kHz, MHz, and GHz units
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Home Electricity Tools

Electricity Bill Calculator

Estimate your monthly electricity costs

Appliance Power Calculator

Calculate power consumption of appliances

Energy Cost Calculator

Calculate kWh costs and savings

Electricity Usage Monitor

Monitor and track electricity usage
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Other Useful Tools

Watt to Amp Converter

Convert watts to amperes

Amp to Watt Converter

Convert amperes to watts

Volt to Watt Converter

Convert volts to watts

Frequency to Voltage Converter

Convert frequency signals to voltage

Power Factor Calculator

Calculate power factor and reactive power

3 Phase Power Calculator

Calculate three-phase power systems

Single Phase Power Calculator

Calculate single-phase power systems

Solar Panel Voltage Calculator

Calculate solar panel voltage and current

Inverter Battery Calculator

Calculate inverter battery backup time

Electric Motor Calculator

Calculate motor power and efficiency

Lighting Load Calculator

Calculate lighting load requirements

Cable Voltage Drop Calculator

Calculate voltage drop in cables