इलेक्ट्रॉनिक्स
Circuit analysis, RF/microwave, signal processing, embedded systems, and power electronics calculators.
LED प्रतिरोधक कैलकुलेटर
Apply Ohm's Law to find voltage, current, or resistance in a circuit. Enter any two values to solve for the third.
वोल्टेज डिवाइडर कैलकुलेटर
Calculate the correct current-limiting resistor for an LED circuit to prevent burnout.
करंट डिवाइडर कैलकुलेटर
Calculate the output voltage of a resistive voltage divider network given two resistor values and input voltage.
श्रेणी परिपथ कैलकुलेटर
Calculate how current splits between two parallel branches using the current divider rule.
समानांतर परिपथ कैलकुलेटर
Calculate total resistance, current, and voltage drops in a series circuit with up to three resistors.
व्हीटस्टोन ब्रिज कैलकुलेटर
Find the equivalent resistance of two resistors in parallel and the branch currents.
थेवेनिन समतुल्य कैलकुलेटर
Analyze a Wheatstone bridge circuit to find the bridge voltage and determine balance condition.
नॉर्टन समतुल्य कैलकुलेटर
Apply Kirchhoff's Voltage Law to verify that voltage drops around a loop sum to the source voltage.
अधिकतम शक्ति हस्तांतरण कैलकुलेटर
Apply Kirchhoff's Current Law at a node to verify that currents in equal currents out.
तार गेज प्रतिरोध कैलकुलेटर
Calculate the Thevenin equivalent voltage and resistance for a simple source-divider circuit.
तार धारा क्षमता कैलकुलेटर
Calculate Norton equivalent current and resistance from a simple source-resistor circuit.
फ्यूज़ साइज़िंग कैलकुलेटर
Find the load resistance for maximum power delivery and the maximum power from a Thevenin source.
शक्ति क्षय कैलकुलेटर
Estimate wire resistance based on AWG gauge, length, and copper resistivity.
प्रतिरोधक रंग कोड कैलकुलेटर
Estimate safe current-carrying capacity of copper wire based on AWG gauge.
प्रतिरोधक सहनशीलता कैलकुलेटर
Determine the correct fuse rating based on operating current and safety margin.
SMD प्रतिरोधक कोड कैलकुलेटर
Calculate power dissipated by a component from voltage and current.
पोटेंशियोमीटर आउटपुट कैलकुलेटर
Decode a 4-band resistor color code to find its resistance value.
संधारित्र चार्ज कैलकुलेटर
Calculate the actual resistance range given nominal value and tolerance percentage.
संधारित्र ऊर्जा कैलकुलेटर
Decode a 3-digit SMD resistor marking to find resistance.
संधारित्र प्रतिबाधा कैलकुलेटर
Calculate the output voltage of a potentiometer at a given wiper position.
समानांतर संधारित्र कैलकुलेटर
Calculate the charge stored in a capacitor given voltage and capacitance using Q = C x V.
श्रेणी संधारित्र कैलकुलेटर
Calculate the energy stored in a capacitor from capacitance and voltage.
प्रेरकत्व ऊर्जा कैलकुलेटर
Calculate the AC impedance (reactance) of a capacitor at a given frequency.
प्रेरकत्व प्रतिबाधा कैलकुलेटर
Calculate the total capacitance of capacitors connected in parallel.
समानांतर प्रेरकत्व कैलकुलेटर
Calculate the total capacitance of two capacitors connected in series.
श्रेणी प्रेरकत्व कैलकुलेटर
Calculate the energy stored in an inductor from inductance and current.
LC अनुनाद कैलकुलेटर
Calculate the AC impedance (reactance) of an inductor at a given frequency.
RLC परिपथ कैलकुलेटर
Calculate total inductance of two inductors in parallel (no mutual coupling).
RC फिल्टर कटऑफ कैलकुलेटर
Calculate total inductance of inductors connected in series (no mutual coupling).
RL फिल्टर कटऑफ कैलकुलेटर
Calculate the resonant frequency of an LC circuit from inductance and capacitance.
बैंडपास फिल्टर कैलकुलेटर
Analyze a series RLC circuit: resonant frequency, impedance, and damping factor.
नॉच फिल्टर कैलकुलेटर
Calculate the -3 dB cutoff frequency of a simple RC low-pass or high-pass filter.
संधारित्र डिस्चार्ज समय कैलकुलेटर
Calculate the -3 dB cutoff frequency of an RL filter.
प्रेरकत्व समय स्थिरांक कैलकुलेटर
Calculate center frequency and bandwidth of a series RLC bandpass filter.
गुणवत्ता कारक कैलकुलेटर
Calculate the notch (rejection) frequency of a parallel LC notch filter.
त्वचा प्रभाव कैलकुलेटर
Calculate the RC time constant and time to discharge to a target voltage.
प्रतिबाधा मिलान कैलकुलेटर
Calculate the RL time constant for an inductor-resistor circuit.
डायोड अग्र वोल्टेज कैलकुलेटर
Calculate the quality factor (Q) of a series RLC resonant circuit.
ज़ेनर नियामक कैलकुलेटर
Calculate the skin depth in a conductor at a given frequency, which determines effective current-carrying area at high frequencies.
ट्रांजिस्टर बायस कैलकुलेटर
Calculate L-network component values to match source impedance to load impedance.
MOSFET शक्ति कैलकुलेटर
Estimate the voltage remaining after a diode drop in a circuit. Enter supply voltage, diode forward voltage, and load current.
इन्वर्टिंग ऑप-एम्प गेन कैलकुलेटर
Design a simple zener diode voltage regulator. Calculate the series resistor value and power ratings.
नॉन-इन्वर्टिंग ऑप-एम्प गेन कैलकुलेटर
Calculate the base resistor for a BJT in common-emitter configuration to set a target collector current.
ऑप-एम्प बैंडविड्थ कैलकुलेटर
Calculate MOSFET conduction losses from on-resistance and drain current plus switching losses.
विभेदक प्रवर्धक कैलकुलेटर
Calculate voltage gain and output of an inverting op-amp configuration from feedback and input resistors.
योगात्मक प्रवर्धक कैलकुलेटर
Calculate voltage gain and output of a non-inverting op-amp configuration.
वोल्टेज फॉलोअर कैलकुलेटर
Calculate closed-loop bandwidth of an op-amp circuit from its gain-bandwidth product and gain setting.
तुलनित्र हिस्टेरेसिस कैलकुलेटर
Calculate the output of a single op-amp differential amplifier with matched resistor pairs.
श्मिट ट्रिगर कैलकुलेटर
Calculate the output voltage of an inverting summing amplifier with up to three inputs.
एस्टेबल 555 टाइमर कैलकुलेटर
Analyze a voltage follower (unity-gain buffer) showing output voltage, input impedance boost, and current capability.
मोनोस्टेबल 555 टाइमर कैलकुलेटर
Calculate the upper and lower trip points for a comparator with positive feedback hysteresis.
PWM ड्यूटी साइकिल कैलकुलेटर
Calculate the upper and lower switching thresholds of an inverting Schmitt trigger built with an op-amp.
बैटरी लाइफ कैलकुलेटर
Calculate frequency, period, and duty cycle for a 555 timer in astable (free-running) mode.
बैटरी डिस्चार्ज कैलकुलेटर
Calculate the output pulse width for a 555 timer in monostable (one-shot) mode.
सोलर पैनल साइज़िंग कैलकुलेटर
Calculate the average output voltage and power delivery of a PWM signal given duty cycle and amplitude.
इन्वर्टर साइज़िंग कैलकुलेटर
Estimate how long a battery will last given its capacity and the load current draw.
वोल्टेज रेगुलेटर ऊष्मा कैलकुलेटर
Calculate the required discharge current to drain a battery in a specified time, and the energy delivered.
रैखिक रेगुलेटर दक्षता कैलकुलेटर
Calculate the solar panel wattage needed to charge a battery or run a load given daily energy needs and sun hours.
स्विचिंग रेगुलेटर दक्षता कैलकुलेटर
Calculate the inverter size needed for your AC loads, accounting for surge requirements and efficiency.
ट्रांसफॉर्मर टर्न्स अनुपात कैलकुलेटर
Calculate power dissipated as heat by a linear voltage regulator and the resulting junction temperature.
पावर सप्लाई रिपल कैलकुलेटर
Calculate the efficiency of a linear voltage regulator from input and output voltages.
डिकपलिंग कैपेसिटर कैलकुलेटर
Calculate the input power and current draw of a switching regulator given output requirements and efficiency.
ADC रिज़ॉल्यूशन कैलकुलेटर
Calculate transformer turns ratio, secondary voltage, and secondary current from primary specifications.
DAC रिज़ॉल्यूशन कैलकुलेटर
Calculate the output ripple voltage of a capacitor-filtered rectifier power supply.
नाइक्विस्ट सैम्पलिंग दर कैलकुलेटर
Calculate the minimum decoupling capacitance needed to limit voltage droop during a transient current spike.
बिट रेट कैलकुलेटर
Calculate the voltage resolution (LSB size) and dynamic range of an analog-to-digital converter.
बॉड रेट कैलकुलेटर
Calculate the output voltage step size and maximum output of a digital-to-analog converter.
PCB ट्रेस चौड़ाई कैलकुलेटर
Calculate the minimum sampling rate needed to faithfully capture a signal using the Nyquist-Shannon theorem.
PCB वाया करंट कैलकुलेटर
Calculate the data bit rate for a digital signal from sampling rate, bit depth, and number of channels.
ऊष्मीय प्रतिरोध कैलकुलेटर
Calculate the relationship between baud rate (symbol rate) and bit rate for digital communication links.
हीट सिंक साइज़िंग कैलकुलेटर
Calculate the minimum PCB trace width for a given current using IPC-2221 guidelines.
एंटेना लंबाई कैलकुलेटर
Estimate the current carrying capacity of a PCB via based on its dimensions and allowed temperature rise.
आवृत्ति-तरंगदैर्ध्य कैलकुलेटर
Calculate junction temperature through a chain of thermal resistances from junction to ambient.
कोएक्सियल प्रतिबाधा कैलकुलेटर
Calculate the maximum allowed heat sink thermal resistance to keep a component within temperature limits.
ट्रांसमिशन लाइन कैलकुलेटर
Calculate the physical length of dipole and quarter-wave antennas for a given frequency.
RF शक्ति dBm कैलकुलेटर
Convert between frequency and wavelength for electromagnetic waves in free space.
शोर आकृति कैलकुलेटर
Calculate the characteristic impedance of a coaxial cable from its dimensions and dielectric constant.
एंटेना गेन कैलकुलेटर
Calculate propagation delay and electrical length of a transmission line from physical length and velocity factor.
फ्री स्पेस पाथ लॉस कैलकुलेटर
Convert between watts and dBm for RF power measurements, and calculate voltage into a given impedance.
लिंक बजट कैलकुलेटर
Calculate the cascaded noise figure of a receiver chain using the Friis formula.
कैस्केड शोर आकृति कैलकुलेटर
Calculate the gain of a parabolic dish antenna from its diameter and operating frequency using the standard aperture formula.
स्किन डेप्थ कैलकुलेटर
Calculate the signal attenuation over distance in free space using the Friis transmission equation.
उन्नत प्रतिबाधा मिलान कैलकुलेटर
Calculate a radio link budget to determine whether a wireless link will close by summing gains and subtracting losses.
VSWR कैलकुलेटर
Calculate the overall noise figure of a cascaded receiver chain using the Friis noise formula with up to three stages.
Skin Depth Calculator
Calculate the skin depth (penetration depth) of electromagnetic waves in a conductor at a given frequency.
Impedance Matching Calculator
Design an L-network impedance matching circuit to transform one impedance to another at a given frequency.
VSWR Calculator
Calculate the Voltage Standing Wave Ratio from load and characteristic impedance, or from reflection coefficient.
Return Loss Calculator
Calculate return loss in dB from VSWR or reflection coefficient, and convert between mismatch metrics.
S-Parameter Conversion Calculator
Convert S-parameter magnitudes between linear and dB, and calculate derived metrics like insertion loss and isolation.
Transmission Line Impedance Calculator
Calculate the characteristic impedance of a coaxial cable from its physical dimensions and dielectric constant.
Nyquist Frequency Calculator
Calculate the Nyquist frequency (maximum signal frequency that can be represented) from the sampling rate.
Sampling Rate Calculator
Calculate the minimum sampling rate needed to capture a signal without aliasing, with optional oversampling ratio.
Aliasing Frequency Calculator
Calculate the apparent (aliased) frequency when a signal above the Nyquist limit is sampled.
FFT Resolution Calculator
Calculate the frequency resolution, number of bins, and maximum frequency of a Fast Fourier Transform.
Window Function Bandwidth Calculator
Compare the equivalent noise bandwidth and main lobe width for common window functions used in spectral analysis.
SNR Calculator
Calculate the signal-to-noise ratio in decibels from signal and noise power or voltage levels.
Total Harmonic Distortion Calculator
Calculate THD from the amplitudes of harmonic components relative to the fundamental frequency.
Dynamic Range Calculator
Calculate the dynamic range of a system from its maximum signal level and noise floor.
Quantization Noise Calculator
Calculate the theoretical SNR and noise level introduced by analog-to-digital quantization.
DAC Resolution Calculator
Calculate the voltage resolution, step size, and output range of a digital-to-analog converter.
Clock Frequency Calculator
Calculate clock period, instruction throughput, and timer settings from an oscillator or PLL frequency.
Duty Cycle Calculator
Calculate the duty cycle of a periodic signal from its on-time and period, or frequency and pulse width.
PWM Voltage Calculator
Calculate the average (DC equivalent) voltage output from a PWM signal based on duty cycle and peak voltage.
ADC Resolution Calculator
Calculate the voltage resolution, step size, and digital output code of an analog-to-digital converter.
SPI Data Rate Calculator
Calculate SPI bus data throughput from clock speed and transfer parameters.
I2C Pull-Up Resistor Calculator
Calculate the optimal pull-up resistor value for I2C bus lines based on bus capacitance and supply voltage.
UART Baud Rate Calculator
Calculate UART bit timing, actual baud rate from divider settings, and baud rate error.
Memory Address Space Calculator
Calculate the total addressable memory from the number of address lines and data bus width.
Stack Size Calculator
Estimate the required stack size for an embedded application based on call depth, local variables, and interrupt overhead.
Interrupt Latency Calculator
Calculate the total interrupt response latency from detection to start of ISR execution.
Transformer Turns Ratio Calculator
Calculate transformer turns ratio, secondary voltage, and current from primary and secondary winding parameters.
Three-Phase Power Calculator
Calculate real, reactive, and apparent power in a balanced three-phase AC system.
Power Factor Correction Calculator
Calculate the capacitor bank size needed to improve power factor to a target value, reducing reactive power charges.
Motor Starting Current Calculator
Calculate the inrush (starting) current of an electric motor from its nameplate data and starting method.
Cable Ampacity Calculator
Estimate the current-carrying capacity (ampacity) of a copper conductor based on cross-section area and installation method.
Short Circuit Current Calculator
Estimate the prospective short-circuit current at a point in the electrical system from transformer and cable impedance.
Ground Fault Current Calculator
Estimate ground fault current magnitude from system voltage and ground path impedance.
Harmonic Filter Calculator
Calculate the tuning capacitor and inductor values for a single-tuned passive harmonic filter.
Surge Protection Calculator
Calculate the energy absorption requirements and clamping voltage for surge protection devices (SPDs).
UPS Battery Sizing Calculator
Calculate the battery capacity needed for an uninterruptible power supply to support a load for a specified runtime.