📡 25 Free RF Tools

Telecom RF Calculators

Essential RF engineering calculators for 5G, 4G LTE, and wireless network planning.

📡 RF & Signal Tools

⚡ dBm / Watt Converter Convert between dBm, watts, milliwatts and dBW 📡 FSPL Calculator Free space path loss for any frequency and distance 📏 Wavelength Calculator Frequency to wavelength with λ/2 and λ/4 🔄 ppm to Hz Converter Frequency accuracy between ppm and Hz offset 📻 EIRP Calculator Effective isotropic radiated power from Tx and antenna 📶 Link Budget Calculator Received power and link margin end-to-end 📍 Timing Advance Distance UE distance from TA value for LTE and 5G NR

📊 LTE & 5G NR Tools

📻 LTE EARFCN Calculator Convert EARFCN to DL/UL frequency for all LTE bands 📊 4G LTE Throughput Peak DL/UL data rate with MIMO, CA, and TDD ratio 🚀 5G NR Throughput Peak data rate for 5G NR FR1 and FR2 configurations 📡 5G NR-ARFCN Calculator NR-ARFCN to frequency for FR1 and FR2 bands 📶 5G NR GSCN Calculator GSCN to SSB center frequency for 5G NR sync 📻 UMTS UARFCN Calculator 3G UMTS channel number to DL/UL frequency 🔢 5G NR Cell Identity (NCI) Encode/decode NCI, gNB-ID, and Cell Local ID 🔢 LTE Cell ID (ECI) Encode/decode ECI, eNB-ID, Cell ID, and ECGI 📦 5G NR TBS Calculator Transport block size from MCS, PRBs, and MIMO layers 📱 LTE UE Category Device capability lookup for Cat 1–15, Cat-M1, NB-IoT 🔢 LTE CCE Calculator PDCCH capacity and max users per TTI

📈 Power & Coverage Tools

📡 5G NR SSB Power SSB RE power and boost from total cell Tx power 📻 LTE RS Power (CRS) CRS reference signal RE power from eNB Tx power 📶 RSRP Coverage Estimator Cell radius from RSRP threshold and path loss model 🌐 NB-IoT Link Budget MCL and coverage for NB-IoT DL and UL 📈 5G NR Spectral Efficiency bits/s/Hz from modulation, code rate, and MIMO 📈 LTE Spectral Efficiency LTE bits/s/Hz with modulation and MIMO layers 🖥️ Bandwidth Calculator IP camera and data load network bandwidth planning