website introduction：DIY subwoofer builder gives tips on the construction of subwoofers, SPL meter usage and home theater setup.
website introduction：Online version of the British magazine features a selection of articles from the current issue.
website introduction：Includes information on designing and building subwoofers.
website introduction：Established United Kingdom audio and record review magazine. Includes industry news and comment, product and music reviews, technical features, and subscription information.
website introduction：Roger was former Director of Acoustic Research for McIntosh Labs. Offers information and photos of McIntosh equipment.
website introduction：Focused on vintage FM stereo tuners. Reviews, explanations of how tuners work, explains about tube tuners, and notes on alleged fraudulent online auctions.
website introduction：Site focusing on Scientific Audio Electronics, Bottlehead, Suzuki Hayabusa and 1955 Chevy Belair.r.
website introduction：System gallery, online user manuals and maintenance information on Thorens turntables.
website introduction：Several well documented loudspeaker projects.
website introduction：Information about cylinder recordings and streaming audio, from the University of California, Santa Barbara.
website introduction：Home theater and audio community with product reviews.
website introduction：Information for audio DIY audio hobbyists. Articles, construction projects, links, sources.
website introduction：Projects by Nelson Pass including amplifiers, preamps and loudspeakers. Site offers information on circuit boards, FAQs and how to articles.
website introduction：Support for acoustic research, repair and upgrade information, discussion forum, and links.
website introduction：Collects information on past and present models of Hi-Fi and recording equipment along with links to, history and contact information for companies and individuals active in the field.
website introduction：Dedicated to the preservation of stereo equipment designed and/or manufactured by Scientific Audio Electronics.
website introduction：Detailed tutorials illustrating the basics in recording, audio mixing and mastering. It includes tips in managing a music business.
website introduction：Online magazine edited by Anthony Kershaw provides reviews of equipment, accessories, and recordings. Also includes trade show reports and industry news.
website introduction：Enthusiast site of equipment from SAE (Scientific Audio Electronics), including equipment from GAS, SUMO, Infinity, Transcendent Sound, Bottlehead, and Decware.
website introduction：Information related to vacuum tube circuits and techniques.
website introduction：This is a site about creating original recording using the Linux operating system, including video, audio, and graphics.
website introduction：Features DIY Speaker Projects and a blog.
website introduction：A non-commercial music magazine for people who make music. It features techniques in home recording and industry reviews.
website introduction：A collection of DIY Transmission Line Speaker projects.
website introduction：Sansui Electric vintage stereo receivers and amplifiers, with company history, including international and Japanese domestic markets.