Lectrosonics IFBT4-20 Frequency-Agile Compact IFB Transmitter (Frequency Block 20)

Introducing the Lectrosonics IFBT4-20: Your Solution for High-Quality Broadcast Audio
The Lectrosonics IFBT4-20 is a superior Frequency-Agile Compact IFB Transmitter, specifically engineered for high-demand environments like broadcasting, film, and theater. This compact, yet powerful device guarantees long operating range and exceptional audio quality, ensuring your broadcasts are delivered with clarity and precision. Whether used as a standalone unit or integrated into existing intercom systems, the IFBT4-20's versatility makes it a top choice for professionals seeking reliable audio transmission.

Revolutionary Digital Hybrid Wireless Technology
The IFBT4-20 incorporates Digital Hybrid Wireless technology which expertly blends digital and analog methods to enhance signal integrity and audio clarity. This innovative approach allows the transmitter to digitally encode and decode audio while transmitting over an analog FM signal. This dual-technology ensures the resilience of FM systems against interference, while eliminating the drawbacks of analog systems, such as companding and artifacts, thus delivering purer audio quality.

Flexible Audio Input for Diverse Environments
Adaptability in professional settings is crucial, and the IFBT4-20 excels with its wide range of input options. Equipped with a standard 3-pin XLR jack, this transmitter can accept multiple audio sources including mic, line, and intercom signals from Clear Com, RTS1, and RTS2 systems. The inclusion of four DIP-switches further enhances its adaptability, allowing users to easily select and change input sources on the fly.

User-Friendly Interface and Robust Design
Ease of use is fundamental in fast-paced environments, and the IFBT4-20 is designed with this in mind. Its menu-based, microprocessor-controlled interface is navigated through momentary buttons, simplifying setup and adjustments. A bright, backlit LCD display provides clear visibility of settings and statuses, ensuring ease of operation. Enclosed in a compact and rugged aluminum casing, this transmitter is built to withstand the rigors of professional use, offering durability and reliability.

Extended Range and High-Quality Transmission
With an output power of 250mW and the inclusion of a BNC antenna, the IFBT4-20 promises an extended transmission range, ideal for large venues and complex setups. The built-in mic preamp enhances sound quality, while pilot tone squelch control and frequency scrolling with Tx mute function ensure a clean, uninterrupted signal.