for classrooms, conference rooms, corporate boardrooms, secured briefing SCIF Sensitive Compartmented Information Facility up to 2500 sq. ft.
The new Linkx IRA-300 features reliable infrared transmission, excellent integration, and high versatility, ready to support concurrent in-person and online Hybrid teaching and learning. The facelift presents a new color scheme and syncs video conferencing. Built-in two-channel infrared wireless microphone paired with an ultra-sensitive ceiling-mounted dome sensor renders a 100% reliable microphone signal connection throughout the room. Provides freedom of movement and allows for hands-free performance. Four auxiliary inputs and two independent outputs provide multimedia integration to complement your presentation material and increase engagement. Featuring a 5-band equalizer, powerful Class D amplifier and RS-232 capabilities, the IRA-300 is uniquely designed to interface with other applications and services such as computers, broadcast systems, fire control units and emergency alarm systems, making it a superior comprehensive integrated device.
50-Watt digital hybrid Class D power amplifier, powers 4 x 8 ohm speakers.
Audio Inputs
3 Media inputs for computer, DVD, and Aux (Mic /Line level switchable) on rear panel.
1 Aux (conference) input on front panel.
Audio Outputs
1 Assistive Listening System (ALS) output with level control on rear panel.
1 Conferencing output or as audio recording output on front panel.
Video Conference Syncw/ EchoGuard
Front panel “Conference” input & output: connects to host computer to synchronize classroom audio w/ video conference application.
EchoGuard prevents remote audio from being looped back into conference audio.
Paging system input connection
Mutes all audio inputs to allow page to be heard (Page Mute/Override).
Passes page signals to classroom speakers, Assistive listening System, and Conferencing outputs (Page Pass Through). The feature can be turned off when not being used as a life safety audio transmission function.
Fire Alarm mute - Auto mute audio during fire events.
All input levels (volume up, down and mute) controllable via 3rd party RS-232 devices.
Teacher Voice Priority - Channel A microphone is given priority over other line inputs.
Support for triggering panic alarms from the T6r teacher's microphone.
Security Alert Contact Connection - Coordination with Emergency Alert System(EAS).
Enable T6r teacher microphone to remote control volume of input medias.
5-band EQ permitting accurate tone correction.
Charger connection 5V DC USB.
Digital Feedback Protection (DFG): Reduces the chance of audio feedback.
Low power standby mode (automatic and manual activation)
Model no
IRA-300
Receiver Input
Infrared FM
Modulation
Wide-band FM
Infrared Wavelength
850 nm
Reception Frequencies
Channel A: 2.08 MHz Channel B: 2.54 MHz
Tone Signal
32.768 KHz
De-emphasis
50 µs
Nominal Deviation
± 10 KHz
Maximum Deviation
± 25 KHz
External Sensor Input
Two, RCA
Connectivity Coverage
2500 Sq. Ft.
Aux Input
Rear panel : DVD input, dual RCA, 0dB Rear panel : Computer input, 3.5mm, -10 dB Rear panel : Aux / Mic switchable, Aux level -10dB / Mic level -35dB, 3.5mm Front panel : Conference / Line input, 3.5 mm, -10 dB
Aux Output
Rear panel : ALS output, 3.5 mm, +10 dB Front panel : Conference / Line output, 3.5 mm, +10 dB
Equalization
5 band ± 10dB
Speaker Output(A)(B)
Class D, amplifiers, 25 Watts ea. (RMS) 50 Watts total (RMS) @ 4Ω Frequency response 20Hz ~ 20KHz ±2dB S/N Ratio > -70dB Output impedance 4Ω THD+N < 1% @ 1KHz Output connection Two 4-pin Phoenix connectors
Page Over-Ride
Input voltage: 100V-70V-25V w / Sensitity level control
