No bingo game shall be conducted except in a room wherein the persons drawing and calling out the letters and numbers are visible to every person playing the game without the aid of mechanical devices. No mechanical device shall be used to transmit the image or voice of the person drawing or calling the numbers, or the numbers themselves, to any room other than the room in which the game is being played.
(Ord. 2969 § 1 (part), 1977)