Synthesized UHF Belt-Pack IFB R1a Receiver.  Wireless IFB (interruptible fold back) systems are used for talent cueing and crew communications in broadcast and motion picture production.  In other cases, the IFB system is used by directors and other management to monitor program audio during a production.  The IFB R1a receiver provides simplicity and flexibility in a package that is intuitive for untrained users to operate.  The receiver is housed in a rugged machined aluminum package.  Following are some key features:

• Preset frequency can be set without power or transmitter signal
• Scan mode stores up to five additional frequencies
• Multi-color LED and rotary control for programming and operation
• High sensitivity for extended operating range indoors or outdoors
• Rugged machined aluminum housing
• Attached battery door
• 8 hours battery life (alkaline)
• 20 hours battery life (lithium)
• 256 frequencies in 100 kHz increments
• Microprocessor controlled
• Pilot tone squelch
• Compandor noise reduction

Available Options:
Frequency Block	Block 19, 486.400 to 511.900 MHzBlock 20, 512.000 to 537.500 MHzBlock 21, 537.600 to 563.100 MHzBlock 22, 563.200 to 588.700 MHzBlock 23, 588.800 to 614.300 MHzBlock 24, 614.400 to 639.900 MHzBlock 25, 640.000 to 665.500 MHzBlock 26, 665.600 to 691.100 MHzBlock 470, 470.100 to 495.600 MHzBlock 944, 944.100 to 951.900 MHz