On 1/5/17, Martin Leese wrote: > "Alan Varty" wrote: >> Hello Eero. >> >> I cannot remember which issues contained the schematics for the Matrix-H >> only variomatrix decoder, sorry. > > This looks like the following Wireless World > two-page article: > > Surround sound decoders - 5 > Variomatrix adaptor for System 45J and > Matrix H > Phase shift circuit allows Variomatrix to > decode Matrix H and System 45J > by Michael A. Gerzon, M.A., Mathematical > Institute, Oxford > > Unfortunately the date on my photocopy is > messed up. It is definitely May, and probably > 1977
May 1977, pages 50 and 51. (The archive of Wireless World issues is awesome.) http://www.americanradiohistory.com/Wireless_World_Magazine.htm Regards, Martin -- Martin J Leese E-mail: martin.leese stanfordalumni.org Web: http://members.tripod.com/martin_leese/ _______________________________________________ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, edit account or options, view archives and so on.
