Lectrosonics SMV-21 Single Battery - Digital Hybrid Wireless® UHF Belt-Pack Transmitter (Block 21: 537 to 563 MHz)

Streamlined, High-Performance Audio Transmission
The Lectrosonics SMV-21 Single Battery encapsulates state-of-the-art Digital Hybrid Wireless® technology in a remarkably compact form. This UHF Belt-Pack Transmitter, designed to fit unobtrusively on a performer or speaker, combines robust durability with the advanced technical capabilities needed for reliable operation in both studio and field environments. Its small size belies a powerful device that is essential for professional audio setups requiring clear, interference-free sound.

Tailored Output Power for Flexible Use
The SMV-21 offers versatile output options of 50, 100, or 250 mW, making it ideal for various audio applications, from discreet theater performances to large-scale outdoor events. This flexibility ensures that users can optimize the transmitter's performance based on specific environmental requirements, significantly enhancing both range and clarity.

Expansive Frequency Range Ensures Clear Operation
With channel spacing options of 100 and 25 kHz, the SMV-21 allows access to 256 and up to 1000 user-selectable UHF frequencies, respectively. This extensive frequency capability facilitates easy navigation through congested RF environments, ensuring that the transmitter can find clean channels for flawless audio delivery.

Cutting-Edge Technology for Superior Sound Quality
Incorporating Lectrosonics' patented Digital Hybrid technology, the SMV-21 excels in converting and encoding digital audio signals for analog transmission, then perfectly restoring them back to digital at the receiver. This process eliminates the traditional compandor noise, resulting in an exceptionally low noise floor and maintaining crystal-clear audio quality even over extended distances.

Durable and Ergonomic Design
The transmitter is housed in a non-corrosive, splash-proof machined aluminum casing, making it durable enough to withstand the demands of active use in various settings, including outdoor environments. Its ergonomic design features an intuitive LCD display and membrane switch control panel, simplifying adjustments during live performances or recordings.

Long-Lasting Battery for Extended Use
Powered by a single AA battery—whether lithium, NiMH, or alkaline—the SMV-21 offers up to 7.25 hours of continuous operation on a lithium battery. This long battery life is crucial for users during extended shooting or performance periods, providing reliability without the constant need for battery changes.