OEVE/OENORM EN 300135-1 V1.2.1
Electromagnetic compatibility and Radio spectrum Matters (ERM) - Land Mobile Service - Citizens' Band (CB) radio equipment - Angle-modulated Citizens' Band radio equipment (PR 27 Radio Equipment) - Part 1: Technical characteristics and methods of measurement (ETSI EN 300135-1 V1.2.1 (2008-02))