NOODOPROEPEN ................................................................................... 17
SCRAMBLER ........................................................................................... 17
SIGNALERING ......................................................................................... 18
KLOK ........................................................................................................ 19
HELDERHEID LCD .................................................................................. 19
COMPANDER ........................................................................................... 20
REGELKANAAL ZOEKEN ...................................................................... 20
PTT ID ...................................................................................................... 20
STEMRECORDER ................................................................................... 21
SPRAAKGIDS .......................................................................................... 22
N-iv