code/__DEFINES/radio.dm 
            
        
| RADIO_NO_Z_LEVEL_RESTRICTION | give this to can_receive to specify that there is no restriction on what z level this signal is sent to | 
|---|---|
| RADIO_FREQENCY_UNLOCKED | Radio frequency is unlocked and can be ajusted by anyone | 
| RADIO_FREQENCY_LOCKED | Radio frequency is locked, unchangeable by players | 
| RADIO_FREQENCY_EMAGGABLE_LOCK | Radio frequency is locked and unchangeable, but can be unlocked by an emag | 
Define Details
RADIO_FREQENCY_EMAGGABLE_LOCK
            
         
    
    Radio frequency is locked and unchangeable, but can be unlocked by an emag
RADIO_FREQENCY_LOCKED
            
         
    
    Radio frequency is locked, unchangeable by players
RADIO_FREQENCY_UNLOCKED
            
         
    
    Radio frequency is unlocked and can be ajusted by anyone
RADIO_NO_Z_LEVEL_RESTRICTION
            
         
    
    give this to can_receive to specify that there is no restriction on what z level this signal is sent to