Crossword clues for Telegraphic signal 3 lettersAnswerClueDOTTelegraphic signalDITTelegraph signalSOSTelegrapher's distress signalSMOKEPre-telegraphic signalDITSSome telegraphic signalsBAUDSUnits of speed in telegraphic signaling.MORSECODETelegraph signals systemDOTSTelegraph signals.