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(8,9) tí Ep (a al BG ES elektor decoder ELEKTOP | py Ri Number 9 Editor = Wvan der Horst Deputy aditor Technical cé Arteditor Drawing office. in Subscriptions: Ms. À, van Meyal Eur Sou Comin EE | Ee o rar o tmn ea tias a runas pt as fas SR eee Diio Soeae Mais Dm as string, intesnatonaNy aee sato E andando to enem “land ho 1mst severe acidente, Comer vce of infermarian E É Caries E ser Condon SWIY s0p : A telephone to television domestic á information system Prog o et) intestd iroit | Aslenadeiy senci de ata by ve tssknoloy ei provide information | dor sine he Same Gil memo, Teo a prin laico cheap. | provides am almost unlimited number o o ita o se Of ova Game” | pages and has Short acess Wo) Ai ma ay pontas | Coy fi ns equire information Nuclear battery ms, qulzzes and insiruetional land Restart Labocataries 3S men lug and 15 mm im diameter — as bee developed ia Eai by the “Sema darem or à goncralsed jumento the computer Comigo a modem, ata Me Shade geeraar, TV disly, des Doar a perpherie such a cisto acorde fr ata sotage. 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Terminal may dio need A inludo multkage meriory ad hard cogy pet ou Su teria woulã Tequite more ploessng power lh 1 “aa a his ewpesimont icroprosesar appear to bo suitable for coin at mos fe eu es, also coui be regaded sa Ste Toma lhe has capote ot the Mid Restare Laboretori, Croge Ook one, Re Sus ELEMRTUNI the Dutch edition of Elektor” A rave km 5 sept. Vie look forward to meeting you at the forthcoming radio show in “Amsterdam. Our stand number 17 in the South Hal ta the pas fow vers severa Iuucioé Aulós al. reporta ave Pee ía sa The Suse ds gol for SQqusto TR Presents ev ur teootogy Jd tn nd OU bow we he fl | js such Hat tico Tonlaing recordo TERES- MUSIC OF THE SPHERES -MUSIC OF ab 1€ (hs, former cleo de bom in fg tea reg, dt, sro “seis ton mma Ra ou “Bad BIZ tor iptmbe 197 cam he presed gxing oxtteneiy high | Mg quality teto sepruductioa qualiy reproduction. Stores “x very | capabiiy. Voc lui. Porter ampli and loodopeikers. The le |. mítica to male yu ink you ss ia “ode Ahemives Should not 008t moro | a concert ha for instance tra a memal stereo seco Ate some Hopi. and estensve Ialenins, mar evglntion of SQ cam DE | The des goal for OSquadro diem some ye flows fundememtno rom Jomt outlaea Dome oi” e digo ais à to retain | above MUSIC OF THE SPHERES-MUSIC OF THE SPk One of te Base repre à tt Should give quasrophoni sepudui ion. ar log Gon Io the consumer, fa ci a Omiag to a lack of progra dae, wa ave not boca able Vo conduet sima e rot mise one = Pá importance is alva to quadro Eeneal tias nf sognde, Use ie Variomalr decoder th teu arê yet) Been ab nó rel in do [za E E dig elite place son, to sele t, de | poi Qi ela: eg vo to plodod vs town ia figure 24. | Bog “ro Teria: dona” ua poioe o “>90" tor Haicbaek, amd Results for various systems. Eat bl up sd o pin Once we lero ni de een pee” | rom Me hs rinciles eis clear ar aos ke, we cm save plttg the | cho srone stage Hom ritos to lt saio syitorms On t to see War they. | feoat wi E th complete oro ia So. Pigus 3 shows tãe plor af tão | ix slim obeoue lhe “ck ee from dúlo SO mate Sttin at viga | the Jefeback to rtdback da almost. fool (RÉ) e Se oeste goi, | the mor poste pociioa ae far as do follos the ont semicirle sound to | 'luless is concerto. Furthermore dá TB aaá Derveca RE and RB cy Sa gomMeetne a “end! reisor al sait Mhese ppt alone the sore Qectin, semicioe towards pola Simao 2 "olno” derme RE and LE Eta Septambor 1976 usrito seems to be more mathemalical Hran alnda to hat fer SQ or | Since “vit vou gaia cm the round! Sata ai io oem ti | OS (Ber iria Mit no Sage T des do det th al possbl desen | or aromas e requia) Sm, simoltancoy and eh cl | de Ne so advindo a cgado een, and hem finê le mathemar | to not mins exatiog equipo ieally optimum cormpromise. obsolete and being suitable for Stero” reproducioa Je considerei | brandettiog. Howeres, Hc recuo. cqualr Ingo lo quadro reto | std cos aprox lhe sem | ano some js o Amon let; cost pie ds importane butnot | as CDS records, Tae lee. and Four | However do (si the teto Nose he single mo Important fator. Shane syteris use camior channel | tc 15 broadenc he los a ts ee egos, amd (e st o the com. | 15 tia he jato cit mad he mer “wi probably he aprox. | emened do use f more Than ta Tae semi wi UD ato comitent | mate ão so ds for CDS, TE e | Comer channels o 1 se e he des ams fhroechanel system dr tod for | capable Of further inprevemet at à “mom an eo repeoucdom of | “scan, ho see decoder cr | Fier US, secons is quite good but X | be usd for records and E not da good ds à Mi qual | — broadeas les re ac iene What of tho futuro? quadrophonia reproducior quahty | Other systems. Our imprensom ie that ciscusiços dependo om lhe syslem uued: BMX | la the pas fem vost, some umoce | on quadropRone vitro ses sil suing (ele two chamnelmatis giesteason. | systems nato Dea. pesposed. Since | sound in (vicious) cícles. Wo fecl Tt dor al | te Rave moi vei near amy good demon: | che fast ing lo resoe jet question: posiions = font, back and sides | stratios CF ibese systems, we can only | Wal, general, cas of quadtophonie de il moderale” to go00, QMX | mube da odusated. poe at West the | geprodnçtica do we win Ce fourcnanel mat, fos mich | Tea hoolê be Ta be more spc Ma te solto inology js | The syutem proposed by (he NRDC | importance SE each of tie folowing doe) je only marginaly eperor | (Ambãomiec) % Pad primatiy on | parameres? = om Jsenine ess, surpricng thoueM | psveho-acmasde reserã concernd he | 71) formamos im uniformi. é Ê É te may esm. INK (UH tico | rectionfinding mechaniano im Muinas | 2) for dereo, Emage mica, Str angel mai) sonad vaty bias | henring. Ta restar ste soulá | 3) for stcso: daage wide for ie ta olher of the other Iwo oplions. | appear o attash more importance tothe | front quadesat; e cost price to the comer ir | tone hat ia quadeomhom reproductica, | 4) for seio: “gaspsrene” (in thcar- alço jatermediate. the swo-hannel | ham UDe; ih back hai Eratod in” | etica) ficuons: phase mate 16 use, the hard cost | prcticly the same ay sem Uba, | 5) forstero: symmety, MUSIC OF THE SPHERES-MUSIC OF THE SP The mono ga unstomy fr a matrix | plot forparós aighly so that centre: | he stereo Ioudepester air. The gain é ti Ge de ideal; Uri a lhe may | Trat. comes. further Gio the “BP | unifomaity ia moão à quite geo. ho deovad Porticemor, th siso "touná | zone plot suffeoriy close to a irc go corepená to Me Most | BHC, Th mae (hr 6) won. | se to Ee poe quadro sroutea quadra of he quatramhonie soma | appesr to be Pavel Om The erEy. | Mn rica (O compléates ele el ja rt ido, ao it docs | solere' Theory outied abevel “Fe | immis. not. exlend ant OUt to the stoção | pla for tha for quadra sod most al. | Te seems too go0ê to be tras... ad, Jouspeabers, Resmelaby, De pl for | e sides is confie lu e zome mero. | regrtiaiy, malhematicara aro as the “tone (and car) sounds mu Al laler date to improve quadrophonio Sr e ce ta fo Cia | E fee migo tr not | rio! Adi pa Elo Septmbe 1070- 915 69) for quado: “uunparsney” 7) fer quadro: pus aeenaey 8) da pena: mono capa ) im pena: seco comnatiiity 10) jm encra: good quadro, remo uy o peer: pd o asno doa retas veatioaal renders isa ly vt pres ento levo of technology, 4) gen: cut pra JO obeso ste e soquied that vil e” repreucton is mol considered, 25 SQuike system may mel prove do be he best De. old) an e e uthcemere og fe dem LOUD or Ambioais might Be best do oo oposimaas eqal impor nie Sud be altcaça to the Pora eres 2, 8, 6 (lr le Iront a) 9, 10, 1, 8 ad 1, Th gh em ti ai compromie betecon QS anê UPA e e-elanne! mai, and use ot CDa Technology