The invention provides an automobile main-wave multi-code secondary-wave single-code remote control emitter, and belongs to the technical field of electronic engineering. The emitter consists of a main-wave multi-code secondary-wave single-code battery supply, a main-wave multi-code secondary-wave single-code button switch, a main-wave multi-code secondary-wave single-code master electron oscillating circuit switch, a main-wave multi-code main-wave electronic switch, a main-wave multi-code main-wave oscillating circuit switch, a main-wave multi-code main-wave one-code electronic switch, a main-wave multi-code main-wave two-code electronic switch, a main-wave multi-code main-wave three-code electronic switch, a main-wave multi-code main-wave one-code coded electronic circuit, a main-wave multi-code main-wave two-code coded electronic circuit, a main-wave multi-code main-wave three-code coded electronic circuit, a main-wave multi-code main-wave one-code coded output electronic circuit, a main-wave multi-code main-wave two-code coded output electronic circuit, a main-wave multi-code main-wave three-code coded output electronic circuit, a main-wave multi-code or gate output circuit, a main-wave multi-code transmitter circuit unit, a main-wave multi-code secondary-wave single-code main-wave electronic switch, a main-wave multi-code secondary-wave single-code secondary-wave electronic switch, a main-wave multi-code secondary-wave single-code main-wave oscillating circuit switch, a main-wave multi-code secondary-wave single-code secondary-wave oscillating circuit switch, a secondary-wave single-code secondary-wave four-code electronic switch, a secondary-wave single-code secondary-wave four-code coded electronic switch, a secondary-wave single-code secondary-wave four-code coded output electronic circuit, and a secondary-wave four-code secondary-wave single-code transmitter circuit. The safety of the emitter is improved by adopting changes of a plurality of forms of strong-wave multiple codes and weak-wave single codes.