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Tool Categories
5G NR
5G NR & 4G LTE Frequency Bands5G NR & LTE Measurement Gap5G NR ARFCN Calculator5G NR CSI-RS & CSI Reporting Visualizer5G NR CSI-RS & CSI Reporting Visualizer5G NR DCI Decoder & Visualizer5G NR GSCN to Frequency Calculator5G NR HARQ Timing & Slot Scheduler Visualizer5G NR PRACH Configuration Calculator5G NR RE Grid & Channel Mapper5G NR RRC Timers5G NR RSRP Measurements5G NR Supplementary Uplink (SUL) Planner & Coverage Validator5G NR Throughput Calculator5QI/QoS ReferenceASN.1 Hex DecoderBeam Failure Recovery SandboxBWP CalculatorCell Selection CriterionMAC CE ParserMCS Table ReferenceMeasurement Events SimulatorPaging & Wake-Up CalculatorRSRP MapperSCS & NumerologySLIV/RIV/FDRA CalculatorSSB ConfigurationTBS CalculatorTiming Advance Calculator
4G LTE
4G LTE EARFCN CalculatorLTE CQI CalculatorLTE PRACH Configuration CalculatorLTE RRC TimersLTE Throughput CalculatorTDD Configuration
RF Tools
Antenna Downtilt CalculatorAntenna Gain CalculatorCable Loss CalculatorCell Range CalculatorEIRP CalculatorFresnel Zone CalculatorIdle Mode ReselectionLink Budget CalculatorPath Loss CalculatorPCI CalculatorPIM CalculatorRSRP/RSRQ/SINR Calculator
Common RF
dB CalculatordBm to Watt ConverterFree Space Path Loss CalculatorThermal Noise CalculatorVSWR Calculator
Reference Tools
3GPP Specs Reference3GPP TimelineIMSI/IMEI AnalyzerTechnology ComparisonUE Category Reference
Beta Releases
3GPP NTN Satellite PlannerCORESET/PDCCH Calculator
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Common RF Toolbox

Handy RF utilities and converters. Convert dBm to Watts, calculate VSWR, noise figure, and perform quick decibel math operations.

Calculators & Tools

Converters

Free Space Path Loss Calculator
dBm to Watt Converter
dB Calculator
VSWR Calculator
Thermal Noise Calculator

Everyday utilities for RF engineers and technicians. simplified converters and calculators for common units and measurements used in telecommunications.

Frequently Asked Questions

Common questions about Common RF engineering.

How do I convert dBm to Watts?

The formula is P(W) = 1W * 10^(P(dBm)/10) / 1000. For example, 30 dBm is equal to 1 Watt.

What is VSWR?

Voltage Standing Wave Ratio (VSWR) measures how efficiently radio-frequency power is transmitted from a power source, through a transmission line, into a load (antenna).