Cortex Training is a London-based training centre specialising in live events, sound, media production and vocational courses

Introduction to basic AV for events

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One day course. 10am-5pm.

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Course Overview

  • The introduction to basic AV course is designed to provide attendees with vital AV skills
  • Do you have to use AV equipment as part of your job?
  • Do you work for a venue, or office equipped with AV equipment?
  • Do you have to give presentations and want to use more technology to improve audience response?
  • Do you struggle with screen resolutions and aspect ratios?
  • Do you want to improve the quality of your PowerPoint and Keynote presentations?

Who should attend this course?

Venue AV staff, office staff, presenters, sales staff who pitch for jobs, anyone working with PowerPoint or Keynote, anyone using AV equipment that wants to become more confident.

More Details

This short course is designed to help students understand and operate basic AV systems. We also look at building effective PowerPoint slides and how to optimise projectors and displays to achieve the best results.

You will gain an understanding of basic audio concepts and how to get the best of of microphones and audio systems, with techniques to reduce and eliminate feedback in audio systems.

Course Details

  • How to set up a desktop projector and align the image using zoom
  • Lens ratio and throw distance calculations
  • Using and understanding keystone correction
  • Connecting a laptop to a projector – mode options: duplicate, extended and presenter mode
  • Aspect ratios and letter boxing
  • Creating presentation slides for the correct type of display
  • Display resolution
  • Calculate aspect ratio from display resolution
  • Changing the display resolution on displays and computers
  • Understanding native resolution
  • Understanding scaling
  • Types of video cables, their uses and limitations
  • Types of audio cables and their uses and limitations
  • The difference between analog and digital video and audio signals
  • Digital and analog wiring in video systems (issues with using HDMI only computers in VGA only systems)
  • Video schematic diagrams
  • Overview of components in a video system and their uses
  • What is sound?
  • What is frequency and amplitude?
  • How a microphone works
  • Microphone pickup patterns and how to use them to reduce feedback
  • What is audio feedback
  • Radio microphone sensitivity
  • Audio schematic diagrams
  • Components and their uses in an audio system

Course Requirements

  • Basic knowledge of computers

  • Basic knowledge of PowerPoint (not essential)

About The Tutor

Lee Ashley is a CTS certified audio visual technician who has worked in the industry for 8 years. He has mixed live sound for theatre shows, operated AV for TEDx events and designed lighting for live productions.

Venue Information

This course is regularly run at Oxford House Arts Centre in Bethnal Green, East London.

This course can be run at other venues on request.