Nhóm Nguyễn Bá Duy Đỗ Văn Sang Dương Văn Hùng Trần Minh Đức Nguyễn Khắc Ngân Vũ Văn Chinh Task 1: 1-d The musicans play in a recording studio Each voice and instrument is recorder using different microphones 2-a Each microphone input is mixed on the mixer In a commercial recording studio this is done by a sound engineer 3-e the instruments are channelled through the mixer into a multitrack tape recorder 4-b The sounds on the multitrack are remixed until the musicans are happy with the sound 5-f During this process, effects, such as reverb, are used to shape the sound 6-c The output is recorder on a two- track mastering machine The product is a master tape tape with two stereo channels Task 2: Task : Each instruments is recorded using a microphone The sound is feeded to a mixing desk The recording level is controled and the EQ is adjusted by the sound engineer The output is recorded on the mutitrack The sounds from the mutitrack are mastered back through the mixer The tape is remixed until the musicians are happy with the sound Special effects can be added on the mixing desk The remixed tape is matered down to produce a mater tape This can be used to produce copies in many different formats Task 4: /id/ /d/ /t/ record use check adjust control remix add master shape play produce Places people equipment studio sound engineer microphone vocalist multitrack recorder musician mixer Task 5: master tape Task 6: Firstly, a blank Perspex disc is grinded and polished to optical flatness Next, it is washed and spin-dried It is then coated with a thin of photoresist and cured in an oven After that, as the disc is resolved, a laser beam is used to mark the audio information pattern on its surface This process is called as “cutting” the disc The photoresist is then developed and etched to produce pits in the disc’s surface These pits represent the digital audio pattern The disc is then given a thin silver coat to make it electrically conductive Next, electroplating is used to make a series of positive and copies of the master disc The final negative copy is used to makea large number of identical CDs The surface of the CD containing a pits mark is then coated with a layer of aluminium followed by a protective layer of plastic After punch centre hole, a label is applied and the CD is packaged