ampeg ess. vii. tii

ampeg ess. vii. tii anedi nii pravesapettina mariyu ampeg kosam bill hugs mariyu roser cox roopondinchina baas guitar amplifier. ess. vii. tii anedi oka cabinetlo ampere mariyu speaker (la) thoo kuudina "cambo" unitku viruddhamgaa oka stand-ontari amplifier ledhaa "head", mariyu chaalaa amplifierlu 100 vaatla avutputnu minchaleni samayamlo 300 vaatla avtput cheyagala saamarthyam kaligi undhi, idhi sangeeta utsavaalanu mariyu itara pedda vedikalanu play chese byaandlaku oka mukhyamaina ampearga chestundi.
ess. vii. tii. gatha konnellugaa aneka design maarpulanu edurkontondi, conny netikee utpattilo undhi. ess. vii. tii. nii edainaa 300 vaatlu, 2-ledhaa 4-oom cabinet kalayikatho upayoginchagaliginappatiki, oka cabinet ess. vii. tii. yokka saktini nirvahinchalekapoyinanduna dheenini sealed 8x10 "speaker enclosurelatho upayoginchaalani empeg sifaarsu chesindi. 1980 varaku aavaranalooni speakerlu 350 vaatla power handling ratingku navikarinchabaddaayi, idhi oka aatagaadini oka cabinetto matrame oka ess. vii. tii headnu upayoginchadaaniki anumatinchindi.
ess. vii. tii. anedi modata "suupar vacuum tube" kosam nilabadindi, conny ampeg appati nundi "suupar valve technology" anae sankshipta namam yokka ardhaanni savarinchindi, "valve" anae padam vacuum tubelanu (britainlo "walves" anie pilustaaru mariyu konni itara praantaalalo) suuchistumdi.
charitra.
charitra unemusic aampegnu konugolu chesina taruvaata, kotta company yajamanyam rock marketnu churukuga konasaaginchindi, chikago, nashville mariyu hollywoodlo karyalayalanu praarambhinchindi mariyu rock sangeetakaarula avasaralanu teerchadaaniki roopondinchina utpattulanu abhivruddhi chesindi. 1969 loe vaari yuu kosam rolling raallu rehearsal cheyadam praarambhinchinappudu.ess. hollywoodlo paryatana, oka vidyut marpidi vaiphalyam vaari UK fender amplifierlantini pelchivesindi. vaari road manager, eoin stevert hollywoodloni ampeg karyalayamlo ritch mandellaanu sampradinchaaru, mariyu bill hugs mariyu roser cox abhivruddhi chestunna kotta modal yokka aidu prototype hye-avtput amplifier headlanu upayoginchadaaniki byaandku dhanavanthulu erpaatlu chesaaru. eee kotta amps, chaalaa tube amps 100 kante takkuva utpatti chesina yugamlo 300 vaatla saktini utpatti cheyadaaniki 14-tube designu upayoginchaayi. rolling raallu eee namuunaa ampeg aampsnu goppa mandellaatho paatu paryatanalo teesukuvellaayi, mottam paryatana kosam vaati dwara anni guitar mariyu baaslanu vaayinchaayi. paryatana taruvaata, ampeg eee ess. vii. tii. nii nii naam sholo pravesapetti, utpatti loki tecchindi.
rakalu.
moodu rakaala asalu ess. vii. tii. amps unnaayi. modatidi "blue line" ess vii tii luu, kabatti tone niyantranalanu chuttumutte blue screen printing paeru pettabadindi. praarambhamlo "neelam panktulu" avtput dasalo endukante beam power vacuum tubelanu upayoginchaayi, idhi asthiramgaa niroopinchabadindi mariyu 1970 madhyakaalamlo marinta balamaina, nammadagina mariyu saadhaaranamgaa upayoginche 6550 tubelaku maarchabadindi.
vintage ess. vii. tii yokka rendava version nuu "block line" ess. vii. tii anie pilustaaru, idhi nalupu (neelam kakunda) faces plate screen printing nundi daani paerunu sampaadistundi. taruvaata-savarana "neelam panktulu" namuunaala maadirigaane, "nalla rekha" ess. vii. tii. luu endukante. ess. kuu badulugaa 6550 power vacuum tubelanu upayogistaayi. 1970la taruvaata namuunaalu "block line" ess. vii. tii. la maadirigaane lakshanaalanu kaligi unnaayi, tone niyantranala chuttoo unna panktulu gundrani muulalanu kaligi untaayi mariyu tone niyantranalaloki vakramgaa untaayi. adanamgaa, eee namoonaalalo 3-praang power cables unnaayi, mariyu polarity switchnu kaligi laevu.
1980la praarambhamlo, ampegnu music technologies, ink konugolu chesindi. (mti), idhi japaanlo tayaaru cheyabadina esviteelanu kaligi undataaniki oppandam kudurchukundi. enty-yugam esveeteelu ekkuvagaa munupati samskaranalatho samanamga unnappatikee, vatiki thedaalu unnaayi. soundaryaparamgaa, mti switlu tella aksharaalato kuudina nallati mukhapattikalu, nalla grill vastram, "enugu daachu" ledhaa kathinamaina aakruti gala tolex, mariyu ryaak cases-shaili spring-loaded handles kaligi untaayi, ivi munupati (mariyu baadhaakaramaina) rabbaru-kappabadina loha patti handles nundi naveekarinchabadataayi. eee ess vii tii laloe 2 ledhaa 4 oom speaker impedence lodla kosam byaak panel selector togul mariyu podavaina mariyu mandapati gaze 3-praang power cable kooda untaayi. adanamgaa, enti-yugam ess. vii. tii. lapai transformerlu vanti konni bhagalu chikago aadhaarita modalaina vaatiche tayaaru cheyabadina asalu ess. vii. tii transformerlaku viruddhamgaa japanese muulaaniki chendinavi.
chendinavi, St. luis sangeetam ampeg paeruku hakkulanu pondindi mariyu migilina anni mti jaabitaalanu swaadheenam chesukundi, indulo 500 amps nirminchadaaniki taginanta asalu bhagalu unnaayi. eee 1987 parimita edition ess. vii. tii. luu yuu. loe nirminchabaddaayi.ess. slm yokka sonta scunk works sibbandi, mariyu prati okkati mottam 500 unitla utpattilo unit sankhyanu soochinche chekkina pyaanelnu kaligi undhi. undhi, ampeg ess. vii. tii-ii mariyu ess. vii. tii-ii proo lanu pravesapettindi, mariyu mariyu, ess. vii. tii-sii. ell (classic) nuu pravesapettindi.
pravesapettindi, biggaraga matlade saanketikatalu (ippudu biggaraga vinipinche audeo, llc) ess. tii. nii pondaayi. yampegto sahaa luis sangeetam. biggaraga nirvahanalo, ampeg mariyu ess. vii. tii. luu mariyu cabinetla samskaranala utpattini asiaku taralinchaaru. taralinchaaru, ampeg vaarasatva shreni shrenini pravesapettindi, idhi washingtonloni vudinvilleloni heritage ess. vii. tii-sii. ell head mariyu ess. vii. vii mariyu ess. vii. vii. ell. eff cabinetlatho sahaa biggaraga saanketika parignaanamtho tayaaru cheyabadindi. naveekarinchabadina thalalo jeje-branded prepomp mariyu driver tubelu mariyu "rekkalu gala sii" 6550 power ampere tubelu unnaayi, annee californialo ruby tubela dwara pareekshinchabaddaayi mariyu saripolchabaddaayi, alaage throo-hole platingtho mandamaina 1.6mm rendu-pora printed circuit bordutho paatu raagi baruvunu penchaayi.
2018 maeloe, yamaha guitar group biggaraga audeo nundi aampegnu pondindi. ampeg ess. vii. tii yokka heritage syries mariyu ess. vii. tii proo syries modallanu tayaaru chesi vikrayinchadam konasagistondi.
gottalu mariyu maarpulu.
endukante gottaalato kuudina ess. vii. tii. amps konchem ekkuva saktini vidudala chestaayi, alaage 6550eah gottaalato ess. vii. tii. luu andinche marinta gundrani, lothaina baas dhwaniki viruddhamgaa, takkuva madhyalo marinta spashtamaina grindnu kaligi untaayi. eee dhwani lakshanam ekkuvagaa 6146 transconductance loe chaalaa takkuvagaa undatam mariyu drive signal kuu takkuva sunnitamgaa undatam valla, prii-amp nundi adhika sthaayi avasaram, idhi marinta "harmonic groll" nuu srushtinchagaladu."
ess. vii. tii. yokka toli version samasyalu driver circuit yokka prarambha roopakalpanalo unnaayi, sthiramaina mariyu nammadagina tube ayina endukante tube kaadu. mottamodati ess. vii. tii. driver circuit roopakalpana valla endukante gottalu egiripotaayi. endukante mundu vaipu nundi voltage amplifier 430 vii node nundi andinchabadutundi, biggaraga parivartana samayamlo mariyu overload samayamlo idhi plaetlapai 220 vii unna nundi faalovarnu minchina esi signalnu utpatti chestundi. kabatti fallover grid daani swantha plate voltage meeda baga nadichinapudu, adhi signal yokka saanukuula sagam meeda santruptamavutundi mariyu tadwara bayas voltagenu teesukuntundi, idhi chaalaa sanukoolamgaa untundi. eee voltage tirigi saadhaarana sthithiki raavadaaniki samayam 150 kω mixer resisterlu mariyu coupling cap yokka samaya sthiraamkam meeda aadharapadi untundi-conny eee samayaniki chaalaa alasyam avutundi, pakshapaatam chaalaa dhooram sanukoolamgaa nettabadutundi mariyu current 6146 gundaa nettabadutundi, phalitamgaa oodabadina gottalu erpadataayi.
kontamandi viniyogadaarulu electronics technician nundi feednu taruvaati 6550 headla maadirigaane rii-wire chestaaru. 220 vii screen sarafara nundi nundi yokka front voltage yampku 1keey mariyu filter cap feedingnu jodinchadam dwara, endukante tube chaalaa takkuva samasyalatho vishwasaneeyamgaa nadustundi. ayithe, endukante nundi 6550 gottala marpidi kooda utpatti saktipai naatakeeya prabhavanni chooputundi. screen voltage chaalaa takkuvagaa undatam valla ampere sumaru 225 vaatlanu utpatti chestundi. anduvalla, endukante ess. vii. tii. yokka power transformer saadhaaranamgaa 6550 amps loe kanipinche saadhaarana 350 vii idel screen voltage kuu badulugaa screen sarafara vadda 220 vii disi untundi. oka parishkaram emitante, voltage double amarikalo teralanu wire cheyadam, idhi nishkriyamgaa unnappudu sumaru 400 vii screen voltage vadda mugustundi. idhi chaalaa saktivantamaina 400 doubleu. ess. vii. tii. nii tayaaru chestundi. 6550 tube nundi endukante tubega marchadam konchem klishtamainadi, endukante endukante teralapai 250 vii kante ekkuva dheninee sahinchadu ledhaa adhi aark avutundi. kontamandi ampere saanketika nipunulu pitini vidadeeyadaaniki ishtapadataaru mariyu takkuva voltage taplanu srushtinchadaaniki babin vaipu nundi windingnu nokkandi. voltage niyantrananu upayoginchadam itara paddhatulu.
ess. vii. tii. yokka prii-amp ground loop hamku apakhyaati paalaindi. molex connectorlo power return ground lead nundi audeo ground sheeldnu rii-wiring cheyadam mariyu vaeru cheyadam oka parishkaram. 
diodelu taruvaata diode screen resisterlanu daatadaaniki upayoginchabaddaayi. tube short failure ledhaa kevalam taatkaalika overload paristhiti sandarbhamlo, diode screen resisterloni current current mariyu antaku minchi cherukunna tarvaata diode nirvahistundi, idhi pcba marinta kaalipovadaanni nirodhistundi. diode diode screen resisterloni karentnu karentnu bigistundi, kabatti plate resister "fuse" gaa panichestundi kabatti plate resister oogutundi.
pcba mantanu nivaarinchadaaniki plate resisterlanu circuit boardu nundi sumaru 1/2 nimishalu dhooramgaa unchaali. diode 22 ω nirodhakam rakshinchadaaniki prastuta uppenanu teesukuntondi, ayithe diodeloni garishta pravaham swalpakaalam matrame konasaagutundi. 6550a version saadhaaranamgaa plate meeda sumaru 700 vdc mariyu teralapai 350 vdc thoo nishkriyamgaa untundi (ayithe puurti clean saine wave 300 W power avtput samayamlo, operating voltagelu plate meeda sumaru 650 vdc mariyu teralapai 325 v kii taggutaayi). avtput transformer plate load 4 ω tapp vadda 1.6 k mariyu 2 ω tapp vadda 1.75 k.

