Developed by Soundfusion in consultation with accomplished industry professionals, this course is designed to give the learner an understanding of the professional audio environment with sufficient skills to begin to play a useful technical role, in live sound, recording or radio studios. It also serves as a thorough orientation in this field, allowing the learner to make more informed career choices and identify gaps in their knowledge and skills for further study.
Soundfusion is a leading audio systems integrator with many years of experience and knowhow in building studios and equipment.
Developed by Soundfusion in consultation with accomplished industry professionals, this course is designed to give the learner an understanding of the professional audio environment with sufficient skills to begin to play a useful technical role, in live sound, recording or radio studios. It also serves as a thorough orientation in this field, allowing the learner to make more informed career choices and identify gaps in their knowledge and skills for further study.
Soundfusion is a leading audio systems integrator with many years of experience and knowhow in building studios and equipment.
The course has numerous quizzes and exercises to reinforce learning and makes frequent use of examples to illustrate concepts such as gain, frequency, distortion, dynamics and more.
Overall learning outcomes are:
Understand the working principles and purpose of basic audio system components.
Operate basic audio equipment.
Connect simple audio systems together.
Perform simple trouble shooting tasks – isolate faulty component at equipment level in a system and give basic diagnosis of problem.
Communicate effectively with peers, users and technical experts verbally and in writing using correct terminology.
Apply listening skills to identify common faults (eg distortion, phase, freq. resp. errors, overdriving) and understand quality references (know what good sound sounds like)
Be aware of the limits of their knowledge and expertise.
Be curious and enquiring, committed to independent self development and keeping abreast of developments in their field of work.
Content is broken down into the following areas:
The nature of sound: vibration and waves, sound and spaces (acoustics basics), listening skills
Electricity and signals: voltage, current and power, AC & DC, Frequency. Analogue & digital transmission.
Audio system components: microphones, mixers and processing, amplifiers, loudspeakers
Application: recording
Application: radio
Application: live sound
Check your understanding
The way sound behaves in spaces and around objects:
reflection
absorbtion
diffusion
rooms and reverberation
Check some basic principles of acoustics
Demonstrate your understanding of the basics of electricity.
Know the levels and frequency range of audio signals in the signal chain.
Interpret dB scale correctly, understanding its use.
Understand and apply the meaning of dynamic range
This section covers transmission of audio signals in cables, between equipment.
Balanced and unbalanced signals.
Interference
Digital audio basics - sample rate & resolution
You will:
understand the difference between balanced and unbalanced signals and know when to use which.
Have a reference for cable quality.
You will be able to make sense of the basics of digital audio, understanding key concepts and be able to assess appropriate quality for purpose.
This lecture gives an overview of digital sampling and resolution.
A quick run through different types of equipment typically found in audio systems:
Transducers - Microphones and loudspeakers
Processing - amplifiers, mixers, specialist units
Recording and playback
Electronic instruments
You will be given a broad overview of the whole field of equipment populating the audio signal chain with some detail on specific devices.
Three microphones are demonstrated showing:
Difference between condenser and dynamic microphones
Cardioid, Omnidirectional and figure eight polar patterns
Cardioid proximity effect
You will be able to make better choices of microphone and polar pattern settings for different applications.
NOTE: this requires careful listening as levels vary a lot. Headphones are recommended. No equalisation or level adjustment has been made deliberately to show the pure response of each microphone.
This is a quick tour of the main functions of a mixer:
Gain
Equalisation
Routing
Effects
The functions are explained with visual reference to and simple analogue mixer and the block diagram.
Run through the main features of the mixer
Various types of equalisation are demonstrated
Discern effects of EQ
Test your understanding of some concepts.
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