The document discusses the basics of live sound, including different audio connectors used for microphones, instruments, and playback devices. It describes the main components and purpose of mixers, which blend and route audio signals. Mixers have channel strips that control level, EQ, effects sends, panning and volume for each source. The master section oversees the overall volume with faders for the main mix and subgroups. Common outboard equipment mentioned includes graphic equalizers, effects processors, dynamics processors and speaker management systems.

1. Basics of Live Sound

2. Audio Connectors
• XLR or Cannon
– Microphones

3. Audio Connectors
• 1/4-inch TS
– Electric & electronic
instruments

4. Audio Connectors
1/4–inch TRS
- Balanced jack
Mini-jack
-MP3, headphone out

5. Audio Connectors
• RCA
– CD Player, Tape Deck

6. Mixers
The main purpose of a mixer is to:
• Blend, shape, and combine audio signals.
• Route audio signals to a variety of
destinations

7. Mixers
Consists of two main sections:

8. Mixers
Consists of two main sections:
• Channel strip section

9. Mixers
Consists of two main sections:
• Channel strip section

10. Mixers
Consists of two main sections:
• Channel strip section

11. Mixers
Consists of two main sections:
• Channel strip section
• Master section

12. Mixers
Channel Strip

13. Mixers
Channel Strip
• Effects & monitor send

14. Mixers
Channel Strip
• Effects & monitor send
• EQ (tone control)

15. Mixers
Channel Strip
• Effects & monitor send
• EQ (tone control)
• Trim (Gain): matching levels

16. Mixers
Channel Strip
• Effects & monitor send
• EQ (tone control)
• Trim (Gain): matching levels
• Volume knob

17. Mixers
Channel Strip

18. Mixers
Channel Strip
• Trim (Gain): matching levels

19. Mixers
Channel Strip
• Trim (Gain): matching levels
• Auxilary (Aux) sends:
– effects & monitors

20. Mixers
Channel Strip
• Trim (Gain): matching levels
• Auxilary (Aux) sends:
– effects & monitors
• EQ (sweepable mids)

21. Mixers
Channel Strip
• Trim (Gain): matching levels
• Auxilary (Aux) sends:
– effects & monitors
• EQ (sweepable mids)
• Pan (stereo placement)

22. Mixers
Channel Strip
• Trim (Gain): matching levels
• Auxilary (Aux) sends:
– effects & monitors
• EQ (sweepable mids)
• Pan (stereo placement)
• Volume fader

23. Mixers
Channel Strip
• Trim (Gain): adjusts signal level
going into channel strip

24. Mixers
Channel Strip
• Trim (Gain): adjusts signal level
going into channel strip
• Volume fader: adjust volume
level going out of channel strip

25. Mixers
Master Section

26. Mixers
Master Section
• Master volume fader

27. Mixers
Master Section
• Master volume fader
• Subgroup volume faders

28. Mixers
Master Section
• Master volume fader
• Subgroup volume faders
• Master aux send and return
for effects & monitors

29. Outboard Equipment
Graphic Equaliser

30. Outboard Equipment
Multi - Effects

31. Outboard Equipment
Dynamics
Processing

32. Outboard Equipment
Speaker
management