A System has Auto Patch O Open System
APRS Packet Mapping Operations PKT Packet Operations
ATV Amateur Television System R Affilliated with RACES
C Closed System RB Remote Base System
CA Closed Auto Patch SNP Shared Non Protected System
Cross-band Cross Band System Sx Simplex Operations
DIGITAL All Digital System t  CTCSS tone needed to access this system
E Emergency Power TT Touch Tone needed to access extra features
E-SUN Emergency Power:Solar WX Weather Net or access to Weather Information
E-WIND Emergency Power:Wind X Wide Coverage System
Exp Experimental Y Digital: ASCII or RTTY System
L Linked System Z  System has access to Emergency Services