Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 11AM Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enter new zip code to refresh estimated delivery time.
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.
Note: For system compatibility, the component's frequency MUST match your existing system/component frequency.
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
In the Box
Lectrosonics IFB-R1a UHF Belt-Pack Receiver
Leather Carrying Pouch
1 Year Warranty
Table of Contents
FM Modulation with Crystal-Controlled Phase Locked Loop
RF Frequency Range
537.6 - 608MHz 614 - 793.5MHz
In 9 factory-ready blocks with 256 frequencies per block and 26MHz wide band.
Local Headset Output
1Vrms into 50 Ohms, min.
100Hz - 10kHz, +/-1dB
9V alkaline battery lasts about 8 hours 9V lithium battery lasts about 20 hours