anchor.diff:  	name = "digital valve"
   	desc = "A digitally controlled valve."
   	icon = 'icons/atmos/digital_valve.dmi'
  -	
  +
   	var/frequency = 0
   	var/id = null
   	var/datum/radio_frequency/radio_connection
  
positive.code: 		user << "\red Access denied."
  		return
  	..()
  
  /obj/machinery/atmospherics/valve/digital/open
  	open = 1
  
negative.code: 			break
  
  	build_network()
  
  	update_icon()
  	update_underlays()
  
  