Indias CDAC develops digital hearing aid
website : http://edn.com/electronics-news/4318088/India-s-CDAC-develops-digital-hearing-aidThe hardware-design group at India's government-funded CDAC (Center for Development of Advanced Computing), in Thiruvananthapuram has developed a low-cost DPHA (digital programmable hearing aid) that a user wears on his body. The DPHA-1 device employs a proprietary ASIC and embedded DSP to deliver stable amplification characteristics over a wide dynamic range.
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