Roadstar Managment SA Trading company registered and headquartered in Switzerland but operates primarily in Italy, sells budget audio, AV and car audio products under the Roadstar brand.
Initially founded in 1983 by Antonio Coda but he had distributed the Roadstar car audio products from Japanese company Sunrise House in Europe in the 70’s, after Sunrise disappeared and brand owner Fuji Electronics looked like they did not intend to continue with the business Mr Coda went on to found the RM SA and initially sold car audio products under the roadstar brand but later added other audio and AV electronics to the product mix, primarily in the budget segment. The company was bought by Alba PLC in 1996 primarily to gain a distribution base in southern Europe, however the company was run at a loss for years and Alba re-sold the division to Mr Coda in 2007 for 1 Euro. Homepage:http://www.roadstar.com. Roadstar Management SA, Via Passeggiata 7, CH-6883 Novazzano, Switzerland. Tel: +41 91 6975108. Fax +41 91 6975111. E-Mail: firstname.lastname@example.org.
USA based gent that manufactures loudspeakers under the Aether Audio brand, was one of the partners in S. P. Technology Loudspeakers and took over the manufacture of their line of speakers in 2009. Note that at this point in time the homepage is unavailable and supplies of the loudspeakers have been erratic recently. Distribution: In Denmark by Studiosound Homepage:http://aetheraudio.com -- Aether Audio discussion board at Audiocircle.com. Robert Allen Smith, 502 K Street, La Porte, Indiana 46350-5412, USA. Tel: +1 219 324 8884. E-Mail: engineer .at. aetheraudio.com
Canadian gentleman that is just starting production of high end loudspeakers under the Arteluthe brand, note that there is no info on his homepage but his Facebook page has quite a bit of info and progress reports. Homepage:http://www.arteluthe.com. -- Facebook page Robert Gaboury, 20 Place Valmont, Lorraine, QC J6Z3X8, Canada.
Robson Acoustics UK based high end audio dealer that also has a line of loudspeakers. Distribution: In Holland by YN Audio Homepage:http://www.robsonacoustics.co.uk . Robson Acoustics, Stonebeck Grange, Thomas Close, Penrith, Cumbria CA11 9QF, UK. Tel: +44 (0)1768 484000. E-Mail: sales (at] robsonacoustics.co.uk
Rocksonic Industry Co. Taiwanese manufacturer of car audio loudspeakers and budget home hi-fi/multimendia/theatre systems and components, mostly an OEM but also supplies under it's own brand. Company also known as Solartron International. Homepage:http://www.rocksonic.com.tw.
Rogers (Loudspeakers & valve amplifiers) See --> Wo Kee Hong
Roger A. Modjeski USA based gentleman that manufactures valve based amplification and cables under the Music Reference brand, sells matched thermionic valves under the RAM Tube Works name and holds out a parts store under the "tubeaudiostore.com" label. Homepage:http://www.ramlabs-musicreference.com. -- Tubeaudiostore.com Roger A. Modjeski, PO Box 40807, Santa Barbara, CA 93140, USA. Tel: +1 805 687 2236. E-Mail: roger /at% ramlabs-musicreference.com.
Rola Australia Australian manufacturer of brodcast audio products in addition to making the Valvetron home hi-fi and professional hybrid solid state/valve amplifiers, also acts as the local distributor of BSI Software and Panaxis Productions. Homepage:http://members.bettanet.net.au/%7Egtd/. Rola Australia, P.O. Box 314 Blackwood, South Australia 5051. Tel: +61 08 82703175. Fax: +61 08 82703175. E-Mail: gtd at bettanet.net.au.
Rolf Kelch Electronic GmbH German manufacturer of high end turntables, Hr. Kelch is also the former production manager at Thorens and acquired much of the spare parts stock the original company had and offers repairs and upgrades to older Thorens turntables. The company was un-contactable during much of 2011 since they had to close their original office down due to nonn-payments from a distributor that went missing but has re-started business in 2012 but is for the moment only contactable via telephone. Tel: +49 (0)1578 2260789..
Ronin Media Works British based company that sells low budget Asian sourced home theatre equipment and similar brown goods, formerly known as Amphion Media Works (AMW) and appears to be related to Neva Technologies in some way or another. Homepage:http://www.rmwx.com. Ronin Media Works, Unit 3, Newmarket Court, Milton Keynes, GB MK10 0AG.
Ron Smith Aerials British manufacturer of radio and TV aerials, they have a design or 2 of FM aerials that are so big that you will in most cases have to get permission from the building authorities if you plan to use them in Europe. Homepage:http://anas.worldonline.es/ronsmith.
Room Acoustics Malaysian company that manufactures bass traps and other acoustical treatments. Homepage:http://www.roomacoustics.com. Phone: +6 016 2722574. Fax: +6 03 62533712. Email: jamsave at roomacoustics.com
Dutch trading company, primarily sells household products but does sell CE accessories such as AV cables, interconnects, adapters and cable hiders under the ELRO brand. Part of the Smartwares group. Homepage:http://www.elro.eu. Roos Electronic B. V., Broekakkerweg 15,5126 BD Gilze, Holland. Tel: +31 0161 455363. Fax: +31 0161 455999. E-Mail: E.Verhagen .at. rooselectronics.com .
German company that is primarily a contract manufacturer active in the aerospace industry but did during the noughties build up a reputation in the audio field, but their work included building turntables and turntable parts for companies such as Brinkmann and Continuum Audio Labs. In 2010 the company show off a turntable and an arm that it was selling under its own name but in late 2011 the started selling it under the Analog Manufaktur Germany or AMG brand. Company dates back at the least to the 80's when it was known as "Helicopter Transport Nürnberg Werner Röschlau GmbH" . Distribution: In the Americas, Pacific and Asia by Musical Surroundings and in Europe, the middle east and Africa by High Fidelity Studio Homepage:http://www.amg-turntables.com . Röschlau und Lorenzi GmbH, Alpinenstr. 4, 93152 Nittendorf - Schönhofen, Germany. Tel: +49 (0)9404 6 41 03 16. E-Mail: werner.roeschlau )at) arcor.de
Roth AV Ltd. UK based company that sells loudspeaker systems for hi-fi and AV usage, valve based ipod docks and other multimedia style speaker systems, all sourced from Asia. Distribution: In Australia by Maxmedia, in France by DEA International, in Poland by Rafko and in Sweden by Audio Concept Homepage:http://www.rothaudio.co.uk . Roth AV Limited, Unit 1 Poyle 14, Industrial Estate, Newlands Drive, Colnbrook SL3 0DX, UK. Tel: +44 (0)1753 682782 (sales) or +44 (0)7534 026939 (support). E-Mail: support /at% rothaudio.co.uk or turnitup ]at] rothaudio.co.uk
Ruark UK based company that has been making loudspeakers sold under the Ruark name since 1987 but in 2006 started selling portable DAB radios under the Vita Audio brand, it has since retired the Vita name and instead now uses “Ruark Audio” for their portable audio and music systems. There are in fact some indications that the company has ceased making loudspeakers. Distribution: In Slovenia by E.I.S. and US distribution by Sound Organisation USA Homepage:http://www.ruark.co.uk -- Ruark Audio homepage. Ruark Distribution Limited, 59 Tailors Court, Temple Farm Industrial Estate, Southend-on-Sea, Essex, SS2 5TH, United Kingdom. Tel: +44 (0) 1702 601410. Fax: +44 (0) 1702 601414.