The Lectrosonics TM400 is a wireless test and measurement system designed to replace long cables between calibrated microphones and test equipment.It comprises the HMa plug-on transmitter and the R400a receiver, providing a reliable link for acoustic analysis in various environments.This system is ideal for professionals seeking flexibility and accuracy in audio measurements.
Digital Hybrid Wireless Technology
Utilizing Lectrosonics' Digital Hybrid Wireless technology, the TM400 transmits a 24-bit, 88.2 kHz digital audio stream over an analog FM wireless link.This approach ensures compandor-free audio, preserving the integrity of the signal for precise measurements.The system offers 256 synthesized UHF frequencies, allowing users to select clear channels and avoid interference.
HMa Plug-On Transmitter Features
The HMa transmitter converts microphones with XLR connectors to wireless operation.It provides selectable phantom power at 5, 15, or 48 volts, accommodating a range of condenser microphones.With a 100 mW RF output power, the transmitter ensures long-range transmission.Its membrane switch control panel and LCD display facilitate easy configuration and monitoring.
R400a Receiver Capabilities
The R400a receiver features a low-noise, robust RF front end and balanced XLR audio output.Its SmartTuning function, with a graphic display, assists users in selecting clear RF frequencies efficiently.The receiver's rugged all-metal construction ensures durability in various operating conditions.
System Components and Accessories
The TM400 system includes the HMa transmitter, R400a receiver, and a water-resistant hard case.Additional accessories provided are two AA batteries, a protective sleeve for the HMa transmitter, and two detachable antennas.This comprehensive package offers a ready-to-use solution for wireless acoustic measurements.