Hi guys,
That's right, an FRS unit employs an integral antenna, that is one that is part of the unit and cannot be removed. Another example is the ferrite AM loopstick in a "transistor radio" is an inegral antenna.
"Now let me make this perfectly clear."
Richard Nixon
integral adj.
1. (often foll. by to) being an essential part (of); intrinsic (to).
2. intact; entire.
3. formed of constituent parts; united.