Introduction The built-in Adaptive Dynamic Range Optimization (ADRO) technology maintains the output within listener’s self defined audible and comfortable listening range, offering prefer sound quality in 32 independent channels. Specification l 100% digital processing for exceptional sound quality l 32 independent channels ADRO™ amplification technology l Adaptive feedback canceller l Noise Suppression system l High fidelity audio CODEC l Capability of processing up to 93dB without distortion with HRX Headroom Extension l Adaptive directional microphone system(optional) l In-situ measurement of individual comfortable levels at audiometric frequencies l Volume control with configurable adjustment range Technical Data NSG183CIC NSG186ITC NSG189ITE Peak value 113±3dB 118±3dB 125±3dB Output at 1600Hz 108±3dB 111±3dB 118±3dB Maximum Gain 40±5dB 50±5dB 55±5dB Gain at 1600Hz 35±5dB 40±5dB 50±5dB Battery current d1.0mA d1.2mA d1.4mA Equivalent Input Noise d30dB d30dB d30dB Total Harmonic Distortion d3% d3% d3% l NSG183 CIC 10A battery l NSG186 ITC 312 battery l NSG189 ITE 13 battery l 3pin CS64 programming IEC-118-7/94(2cc-coupler) Configuration CIC- Trimmer N/A ITC- Memory Switch ITE- VC, memory switch