demonstrated the machine to publishers, the us congress and president rutherford b. hayes , recording and playing "mary had a little lamb..." and "there was a little girl who had a little curl... " and other ditties popular at the time. in an article outlining his own ideas of the future usefulness...
co. okinawa development finance corporation nippon telegraph and telephone east corporation nippon telegraph and telephone west corporation japan bank for international cooperation development bank of japan inc. japan bank for international cooperation social insurance medical fee payment fund the university...
co. okinawa development finance corporation nippon telegraph and telephone east corporation nippon telegraph and telephone west corporation japan bank for international cooperation development bank of japan inc. japan bank for international cooperation social insurance medical fee payment fund the university...
the recording on headphones or loudspeakers (or when a consumer wishes to listen to a digital sound file), a digital-to-analog converter (dac) performs the reverse process, converting a digital signal back into an analog signal, which is then sent through an audio power amplifier and ultimately to a...