Model IWA 200/220 - 20W/RMS
Portable Amplifier
Highlights:
- State-of-the-art Infra-Red (IR) technology assures Interference-free, Eavesdrop-free secured applications.
- Compander audio circuit improves signal to noise ratio and reduce background noise.
- Pilotone squelch mutes the receiver at standby stage.
- Excellent high fidelity and dynamic range - ideal for speech applications.
- InfraRed does not penetrate wall. Safe and cost effective alternative to Radio Frequency (RF) wireless microphone.
- Systems in multiple adjacent rooms application.
- No complicated frequency allocation and license problem.
- Just one frequency is adequate for multiple adjacent rooms application.Transmitter is free to move from room to room.
- Built-in IR sensor. Extra port for optional external IR sensor for wider coverage.
- Rechargeable handheld microphone with dedicated charging station.
- Battery charging station for up to 4 pieces of AA size NiMH rechargeable batteries.
- Choice of single (IWA-200) and dual channel (IWA-220) models.
- Built-in IR sensor. Extra port for external IR sensor.
- Max. Amplifier power 20W at 2 Ω load.
- Built-in 6.5" 4 Ωspeaker.
- Speaker out for an additional passive speaker.
- Wall mountable with mounting bracket.
- Aux out for connection to other amplifier and speaker.
- MIC IN for cable microphone input.
- Auto ON / OFF switch circuit.
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Model IWA 200/220
Wallmount Amplifier with InfraRed Technology
20Watts RMS with single or dual channel
Benefits:
- No more shouting. An effective Voice Saver device for teacher.
- An effective classroom amplification system helps improves academic performance.
- Many times improvement in teacher's voice level over ambient classroom noise.
- Teacher's voice will be heard by every student at the same level no matter where the teacher is standing or where the student is seated.
- Teacher's voice level can be amplified with little or no reverberation.
- A new tool for Improving Word Recognition.
- Studies prove that students with normal hearing as well as mild hearing loss achieve higher academic scores.
- When teacher's voice is heard loud and clear, Classroom stress is lowered and fewer behavior problem arise.
Model | IWA-200 | IWA-220 |
No. of channels | Single | Dual |
Receiving method | Infrared Superhet Receiving | |
Receiving frequency | 2.08MHz or 2.54MHz | CH1: 2.08MHz, CH2: 2.54MHz |
Infrared wavelength | 850nm | |
Modulation | FM | |
Peak deviation | ± 25KHz | |
Pilotone frequency | 32.768KHz | |
S/N ratio | >60dB | |
Distortion | < 1% (at 1KHz) | |
IR frequency response | 100Hz - 10KHz ± 3dB | |
Output power (RMS) | 27W at 4Ω load | |
Audio input | LINE(L/R) x1, MIC x1 | |
Audio output | LINE(L/R) x1, External speaker x1 | |
Volume controls | IR, MIC, AUX | |
Equalizer | Tone | |
Built-in sensor | 1 | |
External sensor inputs | 3 | |
LED indicator | IR / IR1,IR2 | |
Power supply | 100-240V AC, 15V DC 4.3A | |
Matching transmitters | ITX2 / IWH-401,301 / IWM-402 | |
Dimensions (mm) | 305x165x200 | |
Weight (g) | 2770 | 2830 |
IWA 200/220 Flyer | 0.30 MB | Download |
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