Telecom Tools Calculator
Comprehensive telecom calculators for RF, 5G, 4G, and more
5G
5G NR Throughput CalculatorCalculate theoretical 5G NR throughput based on 3GPP TS 38.306.
5G NR Link Budget CalculatorComplete 5G NR link budget with 3GPP path loss models and margin analysis.
5G NR ARFCN CalculatorConvert between 5G NR-ARFCN and frequency per 3GPP TS 38.104.
5G NR GSCN CalculatorCalculate GSCN and SS_ref frequency for 5G NR synchronization.
5G NR Frequency BandsReference table for 5G NR operating bands, duplex modes, and ARFCN ranges.
5G NR TBS CalculatorCalculate Transport Block Size based on MCS, PRBs, and layers per TS 38.214.
5G NR NTN Frequency BandsNon-Terrestrial Network (Satellite) frequency bands for 5G NR.
5G NR Timing Advance DistanceConvert 5G NR N_TA value to physical distance using Tc time units.
5G NR SSB SSS Power CalculatorCalculate SSB, PSS, SSS, and PBCH EPRE based on carrier power.
5G NR Cell Identity (NCI)Convert between NCI, gNB ID, and Cell ID per 3GPP TS 38.300.
RSRP 4G/5G Coverage SimulatorSimulate RSRP coverage at various distances with path loss models.
Spectral Efficiency 5G NRCalculate spectral efficiency and compare against IMT-2020.
5G Neighbor PlanningAnalyze PCI collision, confusion, mod3, and mod30 conflicts.
EPRE Calculator (5G)Calculate Energy Per Resource Element for 5G NR carrier.
QoS for 5G NR5QI QoS characteristics reference table per 3GPP TS 23.501.
5G NR PRACH ConfigurationCalculate PRACH preamble format, sequence length, and timing.
5G NR Numerology & Slot TimingCalculate SCS, slot/symbol duration, and slots per frame for each 5G numerology (ΞΌ).
5G NR PCI CalculatorCompose or decompose 5G NR PCI into SSS group and PSS components.
5G NR Resource Block CalculatorNumber of resource blocks per bandwidth and SCS (3GPP TS 38.101).
5G NR CORESET CalculatorCORESET REGs, CCEs and aggregation-level candidates.
5G NR Carrier AggregationAggregate bandwidth and peak throughput across component carriers.
5G NR TDD Pattern CalculatorDL/UL symbol split and ratio for a TDD slot pattern.
5G NR Power Control CalculatorPUSCH open-loop uplink transmit power.
5G NR Massive MIMO CalculatorArray elements and beamforming array gain.
5G NR Latency CalculatorAir-interface latency budget from numerology and processing.
4G
4G LTE Throughput CalculatorCalculate 4G LTE peak throughput based on bandwidth, MIMO, and modulation.
4G LTE Link Budget CalculatorComplete 4G LTE link budget with path loss, RSRP, and margin.
4G LTE Cell ID (ECI) CalculatorConvert between ECI, eNB ID, and Cell ID with PLMN.
4G LTE RS RE Power CalculatorCalculate RS EPRE and data EPRE with boosting.
4G LTE Users (CCE) CalculatorCalculate available CCEs and maximum PDCCH users per subframe.
Spectral Efficiency 4G LTECalculate LTE spectral efficiency and compare against IMT-Advanced.
4G LTE Timing Advance DistanceConvert LTE TA value to physical distance.
UE Category LTE CalculatorReference table for LTE UE Categories, throughput, and MIMO.
4G LTE EARFCN CalculatorConvert between EARFCN and frequency for LTE bands.
4G Neighbor PlanningAnalyze PCI collision, mod3, mod6, and mod30 conflicts.
EPRE Calculator (4G)Calculate Energy Per Resource Element for LTE carrier.
QoS for 4G LTEQCI QoS characteristics reference table per 3GPP TS 23.203.
LTE PCI PlannerCompose or decompose LTE PCI into group and sector.
LTE TAC / TAI CalculatorTAC hex/decimal conversion and Tracking Area Identity.
LTE Carrier AggregationAggregate bandwidth and peak throughput for LTE-A.
LTE PRB CalculatorResource blocks, subcarriers and REs per LTE bandwidth.
LTE SINR CalculatorEstimate spectral efficiency and throughput from SINR.
LTE Paging Capacity CalculatorPaging record capacity from DRX cycle and occasions.
LTE Latency CalculatorAir-interface and end-to-end latency budget.
NB-IoT
NB-IoT Link Budget CalculatorNB-IoT link budget with MCL, repetition gain, and extreme coverage.
IoT Battery Life CalculatorEstimate IoT device battery life from active/sleep current and reporting interval.
NB-IoT Throughput CalculatorThroughput from TBS, subframes and repetitions.
NB-IoT Capacity CalculatorMaximum devices per cell from traffic profile.
LTE-M Throughput CalculatorCat-M1 throughput from TBS, subframes and repetitions.
LTE-M Link Budget CalculatorCat-M1 MCL and maximum allowable path loss.
3G
3G UMTS UARFCN CalculatorConvert between UARFCN and frequency for UMTS bands.
UMTS Link Budget CalculatorWCDMA link budget with processing gain.
UMTS Scrambling Code CalculatorPrimary scrambling code group and code mapping.
UMTS Throughput CalculatorData rate from spreading factor, codes and modulation.
Other
Free Space Path Loss CalculatorCalculate FSPL and plot loss over distance.
Link Budget CalculatorGeneral wireless link budget with rain, atmospheric, and penetration losses.
dBm Watt CalculatorConvert between dBm, Watts, Milliwatts, and Microwatts.
Convert ppm to HzCalculate frequency deviation from ppm specification.
Bandwidth Calculator for IP CameraEstimate network bandwidth and storage for video surveillance.
Fresnel Zone CalculatorCalculate Fresnel zone radius and clearance for microwave links.
VSWR & Return Loss CalculatorConvert between VSWR, Return Loss, Reflection Coefficient, and Mismatch Loss.
EIRP CalculatorCalculate Effective Isotropic Radiated Power.
Parabolic Antenna Gain CalculatorCalculate gain of a parabolic dish antenna based on diameter and frequency.
Erlang B CalculatorCalculate traffic capacity and blocking probability for voice networks.
Cascaded Noise Figure (Friis)Calculate total noise figure for cascaded RF components using Friis formula.
Okumura-Hata Path LossCalculate path loss using Okumura-Hata model for urban, suburban, and open areas.
Wavelength β Frequency ConverterConvert between frequency and wavelength in free space.
Shannon Capacity CalculatorMaximum channel capacity using the Shannon-Hartley theorem.
Doppler Shift CalculatorCalculate Doppler frequency shift and coherence time for a moving receiver.
dB β Ratio ConverterConvert between linear ratios and decibels for power and voltage.
Radio Horizon & LOS DistanceRadio line-of-sight distance using the 4/3 earth-radius model.
Antenna Downtilt CalculatorCoverage distance and main-beam edges from antenna height and tilt.
Cell Coverage Area & Site CountHexagonal cell area, inter-site distance, and number of sites needed.
Erlang C CalculatorProbability of waiting and average speed of answer for queued traffic.
COST-231 Hata Path LossPath loss using the COST-231 Hata model for 1500-2000 MHz.
Propagation Delay / LatencyOne-way and round-trip propagation delay through air, fiber, or copper.
Skin Depth CalculatorSkin depth of common conductors at a given frequency.
Data Transfer Time CalculatorHow long it takes to transfer a file at a given throughput.
2G
GSM ARFCN CalculatorARFCN to uplink/downlink frequency across GSM bands.
GSM Frequency BandsReference of GSM bands, ARFCN ranges and duplex spacing.
GSM Timing Advance CalculatorDistance from GSM timing advance value.
GSM Link Budget CalculatorGSM max allowable path loss from power budget.
GSM Erlang Capacity CalculatorErlang traffic capacity from TRX count and GoS.
Microwave
Microwave Link Budget CalculatorMicrowave received level and fade margin over a hop.
Fade Margin CalculatorFade margin from received level and threshold.
Rain Attenuation CalculatorITU-R rain attenuation from frequency, rate and path.
Earth Curvature CalculatorEarth bulge along a microwave path for a given k-factor.
Atmospheric Absorption CalculatorGaseous absorption loss vs frequency and path length.
Microwave Availability CalculatorLink availability from fade margin (Barnett-Vigants).
Fiber
Fiber Link Budget CalculatorOptical power budget, margin and maximum reach.
Fiber Attenuation CalculatorTotal fiber loss from attenuation, connectors and splices.
DWDM Channel CalculatorDWDM channel frequency and wavelength on the ITU grid.
OTDR Distance CalculatorDistance to a fiber event from round-trip time and IOR.
RF
RF Power Density CalculatorPower density at distance from a transmitting antenna.
Coaxial Cable Loss CalculatorCable loss by type, frequency and length.
Noise Floor CalculatorReceiver noise floor from bandwidth and noise figure.
Thermal Noise CalculatorkTB thermal noise power for a bandwidth and temperature.
Receiver Sensitivity CalculatorReceiver sensitivity from bandwidth, NF and required SNR.
SNR CalculatorSignal-to-noise ratio from signal and noise power.
Intermodulation Calculator2nd, 3rd and 5th order intermodulation products.
IP
IPv4 Subnet CalculatorNetwork, broadcast, host range and usable hosts.
IPv6 Subnet CalculatorIPv6 network prefix, address count and /64 subnets.
VoIP Bandwidth CalculatorPer-call and total bandwidth by codec and packetization.
Ethernet Throughput CalculatorEffective throughput and frame rate after overhead.
Satellite
Satellite Link Budget CalculatorSatellite C/Nβ and C/N from EIRP, G/T and slant range.
Satellite Delay CalculatorPropagation delay from orbit altitude and elevation.
Satellite Visibility / CoverageCoverage radius and visibility from orbit and elevation.
Planning
MAPL CalculatorMax allowable path loss and resulting cell radius.
Cluster Size CalculatorFrequency-reuse cluster size, reuse distance and SIR.
Coverage Radius CalculatorCell radius from MAPL using the Hata propagation model.