Designing Audio for AV Applications

Professional Audio Consultants

UK Distribution & Wholesale

Audio Solutions • Background music

• Presentation Speech

• Speech Reinforcement

• Teleconferencing

• Surround Sound

Background Music:

Audio sourceAmplifier

mixer

Ceiling speakersor

Wall mount speakers

orIn wall speakers

Room dimensions

Speaker size and type

Look, size and power for application

Room properties

Choosing appropriate equipment

Speakers

Genelec 1036A

Active studio monitors

Choosing appropriate equipment for the application:

Amplifiers

Integrated amplifier

Professional power amplifier

Professional DSP and Network linked amplifier

AV amplifier

Hi-Fi Integrated Amplifier:

Low cost

Rack mountable units available

Multi source inputs with IR remote

Remote volume control

2 x speaker outputs

Professional power amplifier

Balanced connections

Bridged mono option

Lo Z or 100V

Combined mixer/amplifier

100 volt or low impedance

Pro amplifier networkable with DSP

DSP software for amp monitoring and control

Advantages of Balanced Audio

• Noise cancellation

• +4dB operating level

• Impedance balancing

• High signal-to-noise ratio

• Cable runs up to 100m

• 5 metre limit

• -10dB operating level

100v line amplifiers & speakers

Daisy chain by parallel wiring

Individual speaker tapping

Number of speakers limited only by amplifier headroom and the tappings

Transformer version ceiling speaker

Low impedance amplifiers

Amp = 4 ohm

2 x 4 ohm speakers

Or

4 x 8 ohm speakers

Or

8 x 16 ohm speakers

Better quality, stereo option or bridge mono

Presentation Speech

Microphone choice

Speaker Choice

Signal Processing

Microphone & Speaker positioning

3.5 watts 7.5 watts 15 watts

Speech Presentation

Feedback Loops

Mic Choice

Pickup patterns

Graphic Equalisers

Feedback Eliminators

Speech Reinforcement

Boundary table top mics

Mic & Speaker placement

Automatic Microphone Mixers

Noise Gates

Compressors/Limiters

Microphone Choice

Wireless microphone &

Speaker for speech reinforcement

Multiple Zones

BSS Soundweb DSP unit

Denon DNA 7100

Genelec active surround 5.1 system