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Lectrosonics : IFBR1A

By: Lectrosonics
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Wireless Microphones & Audio Processors
Contact us for lowest price (800) 284-2288, (858) 565-1101, sales@avsupply.com, or fax (858) 300-4193
BELT PACK RECEIVER W/ POUCH; NEW STYLE

The Lectrosonics IFB-R1a is a frequency-agile UHF wireless IFB beltpack monitoring receiver, housed in a durable slim-profile case, and capable of accessing 256 frequencies available from a selection of factory-programmed frequency blocks.

The IFB-R1a is equipped with an internal microprocessor, allowing for very reliable reception and a set of 5 programmable setup memories, a multi-function control button, and a tricolor LED indicator.

The IFB-R1a is designed for professional use in broadcast, motion picture, theater, and stage applications where extended operating range and audio clarity are essential.

IFBR1A features include:

  • Frequency-agile UHF wireless beltpack receiver with 5-frequency programmable memory and dual high and low level frequency scan
  • Frequency coverage in the 537.6 to 793.5MHz range (608 - 614MHz not included)
  • Dual high and low level frequency scan with inverse low and high sensitivity search, prevents intermodulation and distortion
  • 9 factory-available frequency blocks with 256 selectable frequencies per block and 0.1MHz channel spacing
  • Crystal-controlled phase locked loop frequency control for reliable reception
  • Microprocessor-controlled design of frequency selection, programming and audio level via multi-function control knob
  • Tricolor LED indicator with power on, channel number, scan and low battery indication
  • Two easy-access rotary hex switches for manual operating frequency setting
  • Auto-sensing and control of mono headphone plug, accepts multiple headphone impedances
  • Durable all-metal housing
Transmitter Type Not Applicable
Receiver Type FM Modulation with Crystal-Controlled Phase Locked Loop
RF Frequency Range 537.6 - 608MHz
614 - 793.5MHz 1
Transmit Power Not Applicable
Microphone Input No
Antenna Type Headphone Cable
Signal-to-Noise Ratio 95dB, A-weighted
Local Headset Output 1Vrms into 50 Ohms, min.
Frequency Response 100Hz - 10kHz, +/-1dB
Power Requirements 9V alkaline battery lasts about 8 hours
9V lithium battery lasts about 20 hours
Power Consumption 60 mA
Battery Life 8 hrs.
Dimensions 3.6 x 2.4 x 0.8" (91.4 x 61 x 20.3mm)
Weight 7.3 oz (207g)


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Prices and specifications subject to change without notice.