Telecom Engineering Tools
Free, accurate calculators for RF and RAN engineers. All formulas follow 3GPP and ITU-R specifications.
5G NR-ARFCN Calculator
Convert NR-ARFCN ↔ frequency for all FR1/FR2 bands. DL/UL, FDD/TDD.
3GPP TS 38.104LTE EARFCN Calculator
Convert EARFCN ↔ frequency for all LTE bands. FDD/TDD, DL/UL pairs.
3GPP TS 36.101dBm / Power Converter
Convert between dBm, dBW, Watt, mW, µW and power ratios (dB).
ITU-RLink Budget Calculator
Calculate EIRP, max path loss and estimated cell range (FSPL model).
ITU-R P.525Erlang B / C Calculator
Blocking probability (Erlang B) and delay probability (Erlang C) for traffic engineering.
ITU-T E.501Path Loss Calculator
FSPL, Okumura-Hata and COST-231 Hata models for urban, suburban and rural.
Okumura-Hata · COST-231Browse by Category
All 32 tools →RF & RAN Tools
18 calculators — ARFCN, link budget, path loss, PRB, SINR, cell radius and more.
18 toolsCore Network Tools
6 tools — CGI, IMSI, TAC, IMEI decoders, 5G slice dimensioning, QCI/5QI map.
6 toolsCapacity Planning
8 calculators — subscriber, RRC, VoLTE, signaling load, paging, backhaul, CAGR.
8 tools