International Authority in Audio Quality & Audio Electronics
Principal: Ben Duncan AMIOA AMAES MCCS. Holistic designer, prolific author & inventor.

Over 700 articles, 10 compendiums and 3 books. Sonic & technical reviews undertaken.

DC to 1GHz analog R&D Laboratory - dedicated for audio. Audio Precision user since 1986.

	Specialist audio areas include (just a selection) high power amplifiers; analogue part of A/D's and DACs; active and passive crossovers; active speakers; balanced transmitters and receivers; OEM replacements for obsolete electronic music ICs; energy converters; high-end audio signal path devices; AC mains conditioning devices & techniques; sonic upgrading; bespoke mods or modification design; dedicated audio power supplies, including SOTA switchers; speaker protection; audio signal path protection and redundancy systems; high quality audio accessories; unique products; classic equipment repairs.
	Also eco-energy systems, bespoke industrial processing, manufacturing and related scientific & technological research equipment, particularly with high-energy, or other analog engineering demands. Bespoke research, design, and pilot plant construction. Secure systems & safety interlock systems design. Specialised equipment restorations.

Professional & Consultancy Services :
		New Product Design - from PCB to complete package.
		Existing Product Troubleshooting
		Laboratory & Test Services - Independent Product Testing & Review.
		Test & Research Facilities - Electromagnetics - Logistics - Forensics.
		Ideas for Licence - we may have something 'off the shelf'.
		Bespoke Productions - one-off solutions.
Information Services :
		Product Documentation - up to full colour publishing.
		Book Authoring
		Audio Publication proof reading - catalogues, manuals.
Public & Retail :
		Publications	600+ articles - available in an expanding range of reprinted compendiums. For these and books also, please visit: http://www.hifiaccessoriesclub.com/
		Products	Audio-enhancing accessories. Headphone Amp. Dedicated audio mains-supplies. DIY kits. Please visit: http://www.britishaudio.co.uk/
Specialist Sales :
		Test Gear  - list of equipment available for sale.
		Manuals  - copies of manuals for legacy test gear.

Over the past quarter of a century, our worldwide clients have included ...
	* exacting, blue-chip audio and musical equipment manufacturers * recording mastering labs * serious musicians and band managers * top PA hire companies * serious DJs * leading pro-audio & hi-fi magazine publishers * audiophiles * semiconductor makers * blue-chip audio-gear exporters * PA and Studio Monitor loudspeaker makers, also drive-unit manufacturers * audio test-gear makers * audio cable makers * audio sales companies * musical instrument makers * universities * High-end hi-fi equipment makers * Classic/retro musical, radio/wireless, hi-fi & electronic equipment collectors & restorers * Professional electronic & electrical equipment manufacturers * Broadline electronic & industrial part distributors *

Our clients' names - including celebrities - are protected by our '50 year rule'. We can offer world class references when specifically requested.

	Ben Duncan Research operates in harmony alongside nature, on a 30 acre site, with organic gardens, ancient water meadow, new English parkland with over 800 trees, and rich wildlife.

	Kindly note new email address: bdr@bdr-uk.com This will replace older addresses. Contact us initially at: BD-UK@dial.pipex.com  bdr@bdr-uk.com or by Fax: +44 (0)1526 342 869