Lectrosonics IFBR1B-B1 UHF Multi-Frequency Belt-Pack IFB Receiver without Charger, 537.600 - 614.375MHz

Where high-tech meets practicality, the IFBR1B-B1 UHF Multi-Frequency Belt-Pack IFB Receiver without Charger, operating within the frequency range of 537.600 to 614.375MHz, stands as a testament to advanced audio technology. This state-of-the-art device, designed by the reputable brand Lectrosonics, is a crucial tool for broadcast and motion picture production, facilitating seamless talent cueing and crew communications.

The IFBR1B-B1 is not just a sophisticated piece of equipment, but also an intuitive device that even untrained users can operate with ease. Despite its compact size, it delivers performance on par with all of Lectrosonics' IFB products, showcasing the brand's commitment to quality and reliability.

This innovative IFB receiver employs +/-20 kHz FM deviation for efficient bandwidth use, and features compandor noise reduction circuitry, ensuring an excellent signal-to-noise ratio. Its supersonic Pilot Tone signal controls the audio output squelch, maintaining silence when no transmitter signal is received, thus enhancing the user experience.

The IFBR1B-B1 is equipped with a microprocessor-controlled synthesizer that filters and amplifies the incoming RF signal, mixing it down to the IF frequency. It automatically accommodates a monaural earpiece, ensuring no loss of audio output power or battery life. The headphone cable doubles as the receiving antenna, further demonstrating its innovative design.

This high-tech IFB receiver can drive a wide range of earbuds, headphones, and induction neck loops at substantial levels, compatible with loads from 16 Ohms to 600 Ohms. It features an easy-to-use sliding door for battery installation and operates on a single 3.6 V rechargeable LB50 Li-ion battery, offering approximately eight hours of operation per charge.

The IFBR1B-B1 is housed in a rugged machined aluminum package, ensuring durability and longevity. It includes a wire belt clip for secure mounting on a variety of belts, pockets, and fabrics. A USB port located inside the battery door allows for convenient firmware updates in the field. This multi-frequency belt-pack IFB receiver is a testament to Lectrosonics' commitment to delivering advanced, high-quality audio equipment.