Auditory Trainers
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Product Description
Auditory Trainers
Children who are hard of hearing from infancy or have gained hearing at a developed age, need to help to learn to speak. They need to know words, their pronunciation, meaning and usage. With patience and understanding, parents and teachers can achieve heart-warming results.
Technical Specification
| Amplifier | IC-based output stage coupled with 2 transistor low-noise pre-amp-stage. |
| Freq. Range | 150 Hertz to 8 Khz. |
| Gain Control | Continuously variable dB Attenuator Max. Volume 130 dB SPL. |
| Tone Control | 2 Tone per channel:Hi-Low (Fixed) |
| Indicators | Separate indicators(VU Meters) |
| Switches | For 'Mike' and phono(induction loop system). For battery check. |
| Microphones | Electret-built in and external |
| Headphones | Dynamic, low impedance, Adjustable head-band and circumaural ear cushion. |
| Supply Voltage | 6V; 1.5x4 R20(large size) cells if on battery. 230V; 50Hz. A.C. mains with built in power supply. |
| Current Drain | 20 mA, Quiescent. |
| Max. Power | 700 mW, per channel |
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