A) It must not conflict with any other indicator specified by the FCC rules or with any call sign prefix assigned to another country
NJ2X Note:
Indicator. Words, letters or numerals appended to and separated from the call sign during the station identification.
The symbol "/" (which is pronounced "slash") is used to separate the indicator from the call sign. Examples:
- NJ2X/Portable or NJ2X/P
- NJ2X/Mobile or NJ2X/M
- NJ2X/QRP
