Sound:Hardware & Connectivity B.Sc. (Hons) Multimedia ComputingMedia Technologies
Agenda Sound capture devices Typical set-ups and applications Connectivity MIDI set-ups Portable devices Sound modules MIDI controllers Microphones and speakers B.Sc. (Hons) Multimedia ComputingMedia Technologies
Sound Capture Devices B.Sc. (Hons) Multimedia ComputingMedia Technologies Sound cards - Creative Labs de-facto standard on PC Soundblaster: 16, 32, AWE64 (ISA) Live (PCI) ‘On-board’ sound hardware External modules - Prodegy USB powered modules - e.g. M-Audio
ISA Sound Card B.Sc. (Hons) Multimedia ComputingMedia Technologies Speaker-out Line-out Microphone-in Line-in Game / midi port
PCI Sound Card B.Sc. (Hons) Multimedia ComputingMedia Technologies
B.Sc. (Hons) Multimedia ComputingMedia Technologies
Line v Speaker Connections B.Sc. (Hons) Multimedia ComputingMedia Technologies Speaker output signal has volume and bass/treble modifications - poorer quality for recording Line connectors provide a flat signal without any added amplification (gain) or eq. i.e ‘flat’
Connectivity B.Sc. (Hons) Multimedia ComputingMedia Technologies phono / RCA stereo jack mono jack MIDI XLR
Connecting for Stereo B.Sc. (Hons) Multimedia ComputingMedia Technologies
Lots of Connector Variations B.Sc. (Hons) Multimedia ComputingMedia Technologies
External Sound Modules
Solution for mobile computer Superior sound quality Distribute system resource loading improving performance of overall system Better connectivity Modules with USB BUS power provide for field recording
Portable Devices:Keyboards B.Sc. (Hons) Multimedia ComputingMedia Technologies MIDI keyboard controller (61 keys)
Portable Devices B.Sc. (Hons) Multimedia ComputingMedia Technologies MIDI keyboard controller (25 keys)
Portable Devices B.Sc. (Hons) Multimedia ComputingMedia Technologies MIDI keyboard controller (88 semi - weighted keys )
Integrated Devices B.Sc. (Hons) Multimedia ComputingMedia Technologies Keyboard controller with integrated sound module
B.Sc. (Hons) Multimedia ComputingMedia Technologies
MIDI Setups B.Sc. (Hons) Multimedia ComputingMedia Technologies
MIDI Setups B.Sc. (Hons) Multimedia ComputingMedia Technologies
Speakers B.Sc. (Hons) Multimedia ComputingMedia Technologies Room acoustics very important Reference or ‘monitor’ speakers - tell it like it is’ i.e. give no coloration from hardware eq. Headphones - can be accurate way to monitor sound quality - but speakers considered best sound monitoring device
B.Sc. (Hons) Multimedia ComputingMedia Technologies
Microphones B.Sc. (Hons) Multimedia ComputingMedia Technologies Microphones Dynamic or Condenser Omni-directional Uni-directional
Microphones B.Sc. (Hons) Multimedia ComputingMedia Technologies
Dynamic Microphones B.Sc. (Hons) Multimedia ComputingMedia Technologies Versatile and ideal for general-purpose use. Use a simple design with few moving parts. Sturdy and resilient to rough handling. Better suited to handling high volume levels, such as from certain musical instruments or amplifiers. No internal amplifier and do not require batteries or external power.
Microphones: Dynamic B.Sc. (Hons) Multimedia ComputingMedia Technologies
Condenser Microphones B.Sc. (Hons) Multimedia ComputingMedia Technologies Condenser microphones require power from a battery or external source. Audio signal is stronger signal than that from a dynamic. More sensitive and responsive than dynamics Good for capturing subtle nuances in a sound.
Microphones:Condenser B.Sc. (Hons) Multimedia ComputingMedia Technologies
Microphones: Directional B.Sc. (Hons) Multimedia ComputingMedia Technologies OmniCardioidHypercardioid Bi Some microphones provide for adjustable directional qualities - e.g. video cameras
References B.Sc. (Hons) Multimedia ComputingMedia Technologies