The IMA-121 Matrix Gen 2 amplifier is a versatile multimedia audio solution designed for classrooms and professional AV environments where equipment needs to remain out of sight or secured. It integrates two infrared wireless microphone receivers with independent volume control, allowing clear and reliable voice amplification. The system connects seamlessly with ceiling sensors and speakers, making it an ideal choice for installations that require both performance and discretion.
This powerful unit includes two stereo auxiliary inputs and a dual mono output dedicated to assistive listening systems, ensuring accessibility and flexibility. With a built-in 50-watt Class D amplifier delivering 25 watts per channel, the IMA-121 provides consistent, high-quality sound. Features such as teacher priority, which instantly attenuates other audio sources, and page override with pass-through capability ensure that important announcements are always heard clearly.
For enhanced control and customization, the IMA-121 offers RS-232 wall panel connectivity, bass and treble equalization, and multiple external sensor inputs. Security alert contact closures and flexible paging options further expand its functionality. Designed for reliability and ease of integration, this system is an excellent choice for modern audio installations that demand performance, control, and simplicity.
| Receiver Input | Infrared FM |
|---|---|
| Modulation | FM Wide-band |
| Reception Frequencies | Ch. A: 2.08 MHz, Ch. B: 2.54 MHz |
| Infrared Wavelength | 850 nm |
| Tone Signal | Ch. A: 32.768 kHz |
| De-emphasis | 50 μs |
| Frequency Response | 40 Hz, -18 kHz, ± 3 dB |
| S/N Ratio | >65 dB |
| THD | |
| External Sensor Input | Two RCA |
| Connectivity Coverage | 1,600 sq. ft./50 ft line of sight |
| Line Inputs | Two 3.5 mm Aux with +10 dB gain control |
| Line Output | Input: 100V, 70V, 25V, 2-pin Phoenix |
| Output Power | Two digital amplifiers, 25W per channel, 50W total RMS |
| Dimensions (H x W x D) | 1.5" (38.1 mm) x 7.5" (190.5 mm) x 4.25" (107.95 mm) |
| Weight | 1.31 lbs (0.59 kg) |
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
