switching channel_var 1

signal, army radio distress, command, communication, cop, english, handheld phone, interference, male, military, monitoring, patrol, phrases, police, radio, reporting, satelite, satellite, squad, surveillance, swat, tactical, talk, talkie, team, transmission, vo, vocalizations, vocals, voice, voices, walkie, war, talking, wireless, audio, sfx, sound, sounds, effect, effects, fx