BASICS, THEORY Duane H. Cooper, Takeo Shiga: Discrete-matrix multichannel stereo, JAES, June 1972, Vol.20, No:5 Michael Gerzon: Periphony: With-height sound reproduction, JAES Jan/Feb. 1973, Vol.21, No:1 Michael Gerzon: Surround-sound psychoacoustics, Criteria for the design of matrix and discrete surround-sound systems. Wireless World, December 1974, pp. 483-485. Peter Fellgett: Ambisonics. Part One: General system description. Studio Sound, August 1975, p. 20-40. Michael Gerzon: Compatible 2-channel encoding of surround sound. NRDC reprint from Electronics Letters 11th Dec. 1975 Vol.11 Nos: 25/26. Michael Gerzon: Multidirectional sound reproduction systems, US Patent 3,997,725. Dec. 14 1976 Michael Gerzon: The optimum choice of surround sound specification. AES preprint No:1199, March 1977. Michael Gerzon: NRDC surround sound system. Wireless World, April 1977, p. 36-39. Michael Gerzon: Criteria for evaluating surround sound systems. JAES June 1977, Vol 25, No:6, p.400-408. Peter Craven, Michael Gerzon: Coincident microphone simulation covering three dimensional space and yielding various directional outputs, US Patent 4,042,779. Aug. 16, 1977 Michael Gerzon: Sound reproductions systems with augmentation of image definition in a selected direction, US Patent 4,081,606. March 28, 1978 Michael Gerzon: Sound reproduction system with non-square loudspeaker lay-out, US Patent 4,086,433. Apr. 25, 1978 Michael Gerzon: Non-rotationally-symmetric surround-sound encoding system, US Patent 4,095,049. June 13, 1978 Adrian Hope: Surround sound patents, will the future of surround sound depend on patent bargaining? Wireless World, Jan 1979, p. 57-58. Michael Gerzon: Sound reproduction system with matrixing of power amplifier outputs, US Patent 4,139,729. Feb. 13, 1979 Michael Gerzon: Sound reproduction systems, US Patent 4,151,369. Apr. 24, 1979 Adrian Hope: Ambisonics - The theory and patents. Studio Sound, Oct 1979, p.36-44. Michael Gerzon: Practical periphony: The reproduction of full-sphere sound, AES Preprint 1571, London 1980 Michael Gerzon: Decoders for feeding irregular loudspeaker arrays, US Patent 4,414,430. Nov. 8, 1983 Michael Gerzon: Ambisonics in multichannel broadcasting and video. JAES Vol 33, No:11, Nov.1985 p.859-871. Dermot J. Furlong: Comparative study of effective soundfield reconstruction. AES preprint 2842, Oct 18-21.1989. Michael Gerzon: Hierarchical system of surround sound transmission for HDTV, AES Preprint 3339, Vienna 1992 Michael Gerzon: Ambisonic decoders for HDTV, AES Preprint 3345, Vienna 1992 DIRECTIONAL HEARING Quadrille. Elektor Sept. 1976, p.20-22. Das Kugel-modell. Elektor Sept. 1976, p.23-25. G. Theile, G. Plenge: Localization of lateral phantom-sources. AES preprint B-5, 1976, Zrich Philip Vanderlyn: Auditory cues in stereophony, importance of transients in nature and in stereophony. Wireless World Sept. 1979, p.55-60. Sakamoto, Gotoh, Kogure, Shimbo: Controlling sound image localization in streophonic reproduction. JAES Vol.29, No:11, Nov. 1981, p.794-799. Moulton, Ferralli, Hebrock, Pezzo: The localization of phantom images in an omnidirectional stereophonic loudspeaker system. AES preprint 2371, Nov. 1986. Brian C.J. Moore: An introduction to the psychology of hearing, Space perception. p.150-184. Gary S. Kendall, William L. Martens: Simulating the cues of spatial hearing in natural environments. ICMC 84 Proceedings, p.111-125. Komiyama: Subjective evaluation of angular displacement between picture and sound directions for HDTV sound systems. JAES Vol.37, No:4, April 1989, p.210-214. James M. Kates: Optimum lodspeaker directional patterns. JAES, Nov 1980, Vol 28, No:11, p.787-794. Denis Vaughan: New directions in stereo, Ear exercises for experts. Studio Sound, July 1981, p.62-66. J.C. Bennett, K. Barker, F.O. Edeko: A new approach to the asessment of stereophonic sound system performance. JAES Vol.33, No:5, May 1985, p. 314-321. Woram: Sound recording handbook. Music, electronics, psychoacoustics: Localization parameters. p.54-59. Don and Carolyn Davis: In-the-ear recording and pinna acoustic response playback. AES preprint 2874, Oct. 1989. Ewan A. Macpherson: A computer model of binaural localization for stereo imaging measurement. AES preprint 2866, Oct. 1989. Gary C. Eckmeier: An image model theory for stereophonic sound. AES preprint 2869, Oct. 1989 ARTICLES, EXPLANATIONS Peter Fellgett: Ambisonics. pp.44-48. New Electronics, 1970??? Michael Gerzon: Don't say quad - say psychoacoustics. New Scientist, 8th Dec. 1977 John Borwick, Larry Zide: From England: The ambisonics system. Db, August 1978, p.29-31. P. Fellgett: Accuracy in sound reproduction. Studio Sound, March 1981, p.36-37. Peter Fellgett: Naturalness and artificiality in recording. Studio Sound, April 1981, p.40-41. Richard Elen: Correction to the above article in Studio Sound, May 1981. Peter Carbines: Ambisonics - Circles of confusion. Studio Sound, Aug. 1982, p.60-61. Richard Elen: Ambisonics - Questions and answers. Studio Sound Oct. 1982, p.62-64. Nigel Branwell: Ambisonic surround sound technology for recording and broadcast. Reprint from Recording engineer and producer Dec. 1983. Richard Elen: Ambisonics for audio visual. Broadcast Sound, Nov./Dec. 1983, p.52-54. Richard Elen: Surround sound. Studio Sound, Feb. 1984, p.36-38. Ted Fletcher: Mono, stereo or ambisonic? Studio Sound, July 1984, p.82-84. Barry Fox: Hindsight, a look again at Ambisonics surround sound, Broadcast technology international, Oct. 1985. John Borwick: Ambisonics revisited. Gramophone, April 1986, p.1347 -1348. Barry Fox: We haven't seen the back of ambisonics. Line UP (?) June 1987, p.60. Rundherum, das ist nicht schwer... Das ambisonics surround sound system. Studio Magazin, 1988???, p.18-23. Richard Elen: Surround sound. Sound recording practise, 3rd ed. p.201 -204. Brian C.J. Moore: An introduction to the psychology of hearing: Multichannel reproduction. p.249-253. Adrian Farmer: Ambisonics - A musical technology. Nimbus catalogue 1989. Trevor Butler: Surrounded! Hi-Fi News & Record rewiev, February 1989, pp.31-33. Audio & Design/Calrec: TA: A report on the APRS - BTG ambisonic seminar, 5 pages. Roger Derry: Surrounded with secrecy, Ambisonics and Dolby Stereo. Line Up. PRACTICAL ASPECTS Mel Lambert: IBA Ambisonic mobile. Sound International Sept. 1979. Chris Daubney: Ambisonics - an operational insight. Studio Sound, Aug. 1982, p.52-58. Ted de Bono: Gilgamesh, The epic of the epic. Broadcast Sound, Jan./Feb. 1983, p.10-15. Peter Fellgett: Ambisonic epic. Comments on the above article in some following issue of Broadcast Sound. Mike Skeet: October Sound. Describing an ambisonic recording by John Whiting. Studio Sound, Feb. 1983, p.62-64. Richard Elen: Ambisonic mixing - an introduction. Studio Sound, Sept. 1983, p.40-46. Julian Colbeck: Steve Hackett and ambisonics. Sound Engineer, Oct. 1984, p.19-23. Mike Skeet: Ambisonics round and round. Studio Sound Sept. 1985, p.78 -79. Mike Skeet: Glyndebourne panned. Studio Sound, Feb. 1986, p.35-36. David Moore: Surround sound for video, an ambisonic visual postcard. Recording Engineer/Producer, Dec. 1986, p.64-70. John Whiting: Live surround sound. Studio Sound, July 1988, p.74-76. Zenon Schoepe: REL Studios - Ambisonics, the golden mean and a large live room in Edinburgh. Sound, Dec. 1988, pp.28-30. Caroline Moss: Xylo's Turbine power. Pro Sound News, No:? 1989. SOUNDFIELD MICROPHONE Bauer, Abbagnaro, Gravereaux, Marshall: The Ghent microphone system for SQ quadraphonic recording and broadcasting. AES preprint No:1210, March 1977. Soundfield microphone: A new way to record. Elektor May 1978. Benjamin B. Bauer: The Ghent microphone system. Db, Aug. 1978, pp.32-36. Kondensator-Quadromikrophon QM69. Neumann GMBH Katalog 110. Michael Gerzon: Experimental tedrahedral recording, Parts one to three. Wireless World ?? p. 396-398, 472-475, 510-515. J. Howard Smith: The sound field microphone. Db, July 1978, pp.34-36. Ken Farrar: Soundfield microphone - 1. Design and development of micro- phone and control unit. Wireless World, Oct. 1979, p.48-50. Ken Farrar: Soundfield microphone - 2. Detailed functioning of control unit. Wireless World, Nov. 1979, p.99-103. J. Howard Smith: Ambisonics - the Calrec soundfield microphone. Studio Sound, Oct. 1979, p.42-43. Richard Elen: Ambisonics - Soundfield experience. Studio Sound, Oct. 1979, p.46-49. Nigel Branwell: The Calrec soundfield microphone system. Db, June 1982, p.41. Hugh Ford: Calrec Model 3B Soundfield microphone system. Studio Sound, Sept. 1982, p.80-84. Peter Carbines: Calrec model 3A - an operational assessment. Studio Sound, Sept. 1982, p.86-89. John Whiting: The Calrec Soundfield - as a stereo microphone. Studio Sound, Dec. 1983, p.66-68. Calrec advertisment in Studio Sound Jan. 1984, Soundfield MK IV. D.S.Jagger: Recent developments and improvements in soundfield micro- phone technology. AES preprint No:2064, March 1984. Ralph Denyer: Practical Soundfield. Interview with Jerry Boys. Studio Sound, July 1984, p.74-76. Mike Skeet: Classical ambience. Studio Sound, Feb. 1987, p.60-63. Audio & Design/Calrec Inc. 4-colour brochure of MK IV. 1988? Calrec Soundfield MK IV user manual. Lowell Cross: Performance assessments of studio microphones. Additional stereo evaluations of 15 models at the University of Iowa School of music, Part two. Reprint from the Recording Engineer/Producer, Feb. 1985. Lowell Cross: Stereo microphone evaluations: An overview of techniques and subjective assessments. Recording Engineer/Producer, Aug. 1987, p.24-29. Stanley P. Lipshitz: Stereo microphone techniques... Are the purists wrong? JAES Vol 34, No:9, Sept. 1986, p.716-744. David Hastilow: Soundings on Soundfield. Studio Sound April 1989, p.30-31. Calrec advertisement in Studio Sound 1989? The Soundfield interview. Peter Waterman interviewed. AES Convention News, Hamburg 1989: AMS/Calrec introduce M/S stereo mic. (ST250) Tim Frost: New mics at APRS '89. Pro Sound News 1989? Woram: Sound recording handbook: The Soundfield microphone John Steane: Horn of plenty. Nimbus-Halliday ambisonics recording system. Gramophone Oct. 1989, p.616. A page from Schoeps catalogue, figure-8 capsule MK8 used in the Nimbus soundfield. A Nimbus Ad from Gramophone, How could we possibly design an ordinary microphone? Nimbus composite mic uses B&K 4006. Line-Up Dec. 1990. p.5. An advertisement from Studio Sound: AMS 250 microphone Studio Sound, May 1990: Microphones: AMS 250 stereo microphone AMS: ST250 Stereo microphone. User guide, 15 pages. STUDIO EQUIPMENT Audio & Design brochure of signal processing equipment. New products: Encoder completes UHJ system. Studio Sound, Sept. 1981, p.24. Product quide: Ambisonics. Studio Sound, Aug. 1982, p.38. Peter Carbines: Abacoid 9211 professional ambisonic decoder. Studio Sound Aug. 1982, p.62. Tom Gandy: Audio & Design leaflet: When you look at a transcoder, you are looking at the future of broadcast stereo tv. Dec. 1985. Michael Gerzon: Ambisonics. Part Two: Studio techniques. Studio sound, Aug. 1975, p.24-30. NRDC: Some production facilities available in ambisonics. Nov. 1977. David G. Malham: Computer control of ambisonic soundfields. AES pre- print No: 2463, March 1987. Dave Malham: Digitally programmable soundfield controller. Studio Sound, No:2, 198?, p.75. AES Convention News, London 1987: Computer control of ambisonic sound- fields. Audio & Design: Operating Instructions for the Ambisonics mastering package. Surrey Electronics: Stereo and ambisonics coder MPX4 Spatial Sound Inc. SP-1 Spatial Sound Processor, leaflets, brochures DECODERS P. Fellgett, M. Gerzon: From quadro to surround sound. (Basics and decoder schematic diagram) Elektor May 1977, p.19-25. Michael Gerzon: Surround sound decoders - 5. Variomatrix adaptor for system 45J and Matrix H. Wireless World May 1977, p.50-51. Michael Gerzon: Surround sound decoders - 6. Multi-system ambisonic decoder. 1 - Basic design philosophy. Wireless World July 1977, p.43-47. Michael Gerzon: Surround sound decoders - 7. Multi-system ambisonic decoder. 2 - Main decoder circuits. Wireless World Aug. 1977, p.69-73. Michael A. Gerzon: Design of ambisonic decoders for multispeaker surround sound. AES, Nov. 1977. News: Ambisonic decoder. (IMF) Studio Sound, Dec. 1980, p.22. MATRIXING Peter Fellgett: Directional information in reproduced sound, Wireless World, September 72, pp.413-417. Peter Scheiber: 360 degrees space in two channels. DB, Jan 1978, pp.29-31. Edward T. Canby: Column, about Scheiber decoder. Audio, May 1978. B.B.Bauer:Quadraphony, matrixing and compatibility. E.B.U. Review -Technical Part, Dec. 1974. pp. 268-274. James V. White: Synthesis of 4-2-4 matrix recording systems. JAES May 76, Vol 24, No:4. pp.250-257. MATRIX-H MATRIX-H D.J. Meares, P.A. Ratliff: The development of a compatible 4-2-4 quadraphonic matrix system, B.B.C. Matrix H. E.B.U Review - Technical part No: 159, Oct. 1976, p.208-217. BBC Engineering training department: Quadraphony - Matrix H data. Printed board wiring, Circuit diagram, Component assembly. P.S. Gaskell, P.A. Ratliff: Quadraphony: Developments in Matrix H decoding. BBC Research Department, Engineering Division, Feb. 1977. BBC Radio: A demonstration record of broadcast standard quadraphonic programme material recorded with the BBC Matrix H system. List of recordings. BBC Engineering information department, Publicity section: Additional information on BBC/NRDC System HJ, System HJ tolerance zones.