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17 free 20-question certification practice exams. Score yourself by domain, get a personalized study plan mapping your weak areas to specific lessons. No signup to start.

Engineering deep-dives on 5G NR, Core, O-RAN, and 6G research. Written by engineers, for engineers — every concept grounded in 3GPP specs.

3GPP-accurate calculators and vendor config parsers. NR-ARFCN, EARFCN, link budget, PRACH config, Ericsson KGET, Huawei MML, and more.

Every 5G/6G, LTE, and core-network acronym you will hit on the job — defined in plain English with 3GPP references.

Spaced-repetition decks for exam prep. Tap, flip, rate. Built on the same testing-effect research as Anki.