Designing Audio for AV Applications. Professional Audio Consultants UK Distribution & Wholesale.

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Presentation transcript:

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 source Amplifier mixer Ceiling speakers or Wall mount speakers or In 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 watts7.5 watts15 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

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