Program Interrupt (IFB)

IFB system sends one of two program audio signals to individual Talent Receivers via standard, two conductor shielded mic cables. This system allows Talent coordinators to interrupt the program and cue talent.

AB-120 On-Air Announcer Console	AX-704 IFB Expansion Control Panel	MA-704 IFB Control Panel with Microphone Jack
PIC-4704 IFB Central Controller Handles up to 4 Talent Receivers	TR-50 Monaural IFB Talent Receiver	TS-1 Monaural IFB Talent Earphone