Tupu m etinye RAAL HSA-1b, ana m akpọ otu egwu EMI LP pụrụ iche nke a na-akpọ Renaissance Suite, nke gụnyere egwu sitere na ihe nkiri Joël Santoni nke afọ 1974 bụ La Course en Tête (HQS 1415). Ihe nkiri a na-edekọ ọrụ nke onye na-eme ihe nkiri ịnyịnya ígwè nke Belgium bụ Eddie Merkex n'ụzọ dị ịtụnanya na nke mara mma. Ihe pụrụ iche bụ na ọkachamara egwu mbụ nke Britain bụ David Munro dere ma hazie egwu a, London Early Music Union mekwara ya, nke jupụtara na ike. Chee echiche banyere ihe nkiri egwuregwu nke na-egosi ụda nke ịkpọ ọjà, tromba marina ("violin nọn"), na rauschpfeiffen, ya na ndị yi uwe mkpụmkpụ na uwe elu na-egbuke egbuke na-agba ịnyịnya ígwè dị gịrịgịrị n'ugwu Europe.
Site na iji 300B Elekit TU-8600 akwọ ụgbọala LS3/5as, Renaissance Suite na-egosi ụda osisi na eriri afọ, na-eme ka egwu Munrow nke oge mbụ dị ka nke ezigbo ya, nke oge ochie na nke pụrụ iche. Obi ya dị ọhụrụ ma na-atọ ụtọ, mana olu ya dị nro.
Mgbe m jikọtara akara ngosi ọlaedo na amplifier RAAL HSA-1b, ụda ahụ bịara sie ike ma doo anya nke ukwuu. Site na HSA-1b, ụda na ọsọ nke egwu ahụ na-achịkwa uche m. Egwu na-agbanwe agbanwe karị. Mgbe egwu ahụ na-ada ụda, ọrụ David Munrow na-abara uru karịa.
Mgbe m gbanwere site na igbe osisi Falcons gaa na ihe nlele ntị SR1a nke RAAL nke mepere emepe nke nwere eriri ntị? Site na okwu okwu ruo na okwu ntị? Ahụtara m "echiche" doro anya ma lekwasị anya karịa na ndekọ ahụ.
Ihe ntụgharị ígwè nke RAAL nke e tinyere n'isi nke igbe ígwè dị iche na ahịa ekwe ntị. Ha na-adịgide adịgide ma dị ọnụ ala ($3,500). A na-etinye teepu dipole nke SR1a n'ime igbe ígwè anaghị agba nchara kpamkpam n'ebe isi ya dị. Ha bụ ezigbo rịbọn, ihe nrịbama ha na-enye nwekwara ihe mgbochi ibu dị mkpụmkpụ zuru oke: 0.2 ohms, gụnyere eriri. Akwụkwọ ntuziaka onye ọrụ na-akwado iji ike amplifier 100W (ntụaka ala 1). Site na ihe ọṅụṅụ amplifier zuru oke, SR1a na-enye ọkwa ụda siri ike, enweghị agba, na obere mgbanwe nke (ekwere m) gafere Stax SR-009S static dị elu na ihe JPS Labs Abyss AB-1266 Phi TC na HiFiMan Susvara planar magnet element m hụrụ n'anya.
Ekweisi SR1a chọrọ ike amplifier dị elu nke ukwuu, yabụ o yiri ihe ezi uche dị na ya na RAAL-requisite na-emepụta amplifier nke nwere ike ịkwọ ekweisi ha ma ọ bụ ọkà okwu m site na iji otu aka nke swiitị na panel ihu.
Igwe okwu ọhụrụ HSA-1b nke RAAL (ihe odide ala nke 2) bụ igwe okwu siri ike na olu okwu isi okwu mbụ m nwara. Mgbe m jikọtara ya na igwe okwu Stenheim Alumine Three nke dị n'ala wee nụ na ọ nwere ike ịnya igwe okwu abụọ ruru US$32,900 nke ọma, amaara m na ọ bụ ụdị igwe okwu dị iche na igwe okwu isi okwu 10Wpc (8 ohm) Z10e/ nke Linear Tube Audio, enyochara m ya na Gramophone Dreams #36 ma ọ bụ Bigger Ben nke Ampsandsound, akọwara m ya na Gramophone Dreams #47.
HSA-1b nke RAAL bụ obere ihe na-eme ka amplifier uhie dị nro nke nwere paụnd 11.7, nke nwere nha dị mma, nke dị sentimita 3.5 n'obosara x 8.6 n'obosara x 12.6 n'obosara. Ọ na-eji transistors abụọ na-ejikọta abụọ (BJT) maka ọwa ọ bụla. A na-ejikọ bolts abụọ ahụ na otu radiator aluminom nke dị sentimita 8" × 3.5" × 2".
Ọkwa nrụpụta dị elu nke na n'ọnọdụ ya, HSA-1b yiri ka ọ dabara na nkọwa ndị agha. N'ọdịdị, oke ịdị mma na imecha ihe nwere ike dị oke mkpa nke ụlọ ọrụ mmepụta ihe na ịma mma nke ịchọ mma ụlọ.
Na mgbakwunye na (na n'akụkụ) oghere ike IEC nke a chọrọ, panel azụ nke HSA-1b nwere ntinye ọkwa ahịrị abụọ: otu njedebe (RCA) na nhazi (XLR). E nwekwara ụzọ abụọ nke mkpọchi unere maka ijikọ ndị na-ekwu okwu stereo. N'okpuru mkpọchi okwu, ọ na-agụ "Emebere ma mepụta Serbian SAEQ maka ihe achọrọ maka RAAL".
Dịka Aleksandar Radisavljevic, onyeisi nke ihe niile RAAL chọrọ si kwuo, "SAEQ pụtara ngwa ọdịyo Serbian. Ọ bụ ụlọ ọrụ nke ezigbo enyi m maara kemgbe afọ 20, Maazị Dragan Domanovich. Enwere m nnukwu mmasị na amplifier ụda ya, ozugbo anyị mechara ekweisi ya, ajụrụ m ya ma ọ nwere ike ime amplifier maka SR1a, nke a ga-akara dị ka ihe RAAL chọrọ ma nye ya naanị dị ka ihe RAAL chọrọ. Ọ chọsiri ike ime mgbanwe dị mkpa na topology nke amplifier kachasị amasị ya. Mgbe ihe karịrị otu afọ gasịrị, Dragan nwetara ụda nke anyị niile Rr na SAEQ chọrọ. Ugbu a SAEQ nwere ike, ha na-emekwa ya."
Paịlị ihu nke HSA-1b nwere ihe mgba ọkụ olu ọkachamara nke dị sentimita 5/8, nke ọkụ uhie na-enwu. N'akụkụ aka nri ya bụ njikọ mmepụta ekweisi XLR nke nwere pin anọ, nke bụ nwoke kama ịbụ nwanyị nkịtị, ka e wee jikọọ naanị ekweisi SR1a nke RAAL; ngwugwu HSA-1b gụnyere ihe nkwụnye XLR nke nwanyị na nwanyị na-agbanwe okike ka ndị ọrụ wee nwee ike ijikọ 83dB/mW nke HiFiMan na ekweisi ndị ọzọ na-eri ike, nke na-adịghị emetụta HSA-1b. Mmepụta SR1a dị elu, n'aka nri bụ njikọ nwanyị nwere pin anọ nke ekweisi ọdịnala, wee bụrụ jaak TRS 3.5mm (enweghị nhazi). N'elu njikọ ekweisi bụ ahịrị nke mgbanwe atọ maka ndị ọrụ ịhọrọ n'etiti SR1a na ndị ọkwọ ụgbọala ekweisi ọdịnala. Mmepụta SR1a, mmepụta ekweisi ma ọ bụ ọkà okwu, ntinye nhazi na nke na-adịghị edozi. N'aka nri dị n'akụkụ aka nri bụ nnukwu bọtịnụ njikwa panel uhie nke HSA-1b, nke na-achịkwa ụda pịa ya, nzọụkwụ 24. ihe na-ebelata ihe mgbu.
Radisavljevic gwara m na email na HSA-1b na-eji transistors njikọ bipolar n'ihi na "ha bụ ngwaọrụ ndị na-agba ọsọ ugbu a, ọ bụghị ngwaọrụ ndị na-agba ọsọ voltaji dịka MOSFETs." Ya mere, "BJTs nwere mfu mgbanwe dị elu. Mana ọ nwere mfu conduction dị ala."
Agwara m Radisavljevic "draịva dị egwu" m nụrụ site na HSA-1b, ọ na-anya ọkà okwu Falcon LS3/5a nke 15 ohm, 83dB/2.83V/m?? nke nwere mmetụta, ike ya dịkwa mfe nke ukwuu. Ajụrụ m ya ka ọ kọwaa otu obere amplifier "ekweisi" ya si eme nke a. Ọ zara, sị: "Onye ọkwọ ụgbọala ahụ nọ ebe ahụ, n'ihi na ọ nwere ike inye amplifier asaa na ibu 0.4 ohm, yabụ 15 ohms enweghị isi na ya. Ọ bụ n'ụzọ bụ isi amplifier ọkà okwu nke emelitere ka ọ dịkwuo mma iji bulite obere impedance. Ibu." Na email ọzọ, Aleksander webatara m ụfọdụ nkọwapụta ndị a na-edeghị na weebụsaịtị RAAL nke ga-enwerịrị: "Uru ahụ dị ihe dị ka 10dB nke ntinye RCA. Site na ntinye XLR, ọ bụrụ na ị nwere DAC dị elu, ị nwere ike Họrọ ibelata uru ahụ."
N'ime HSA-1b, obere bọọdụ sekit ebipụtara nke na-agbatị kwụ ọtọ site na bọọdụ ntinye XLR nwere mgba ọkụ DIP nke nwere ọnọdụ isii, nke enwere ike iji maka "nhazi mmetụta dị n'ime nke ntinye XLR". Dịka ntuziaka ntuziaka si dị, onye ọrụ nwere nhọrọ atọ: 10dB, 6dB, 0dB. Ngwaọrụ m edobere na 6dB.
"Impedance mmepụta nke mmepụta [ekweisi] ọdịnala bụ 5.3 ohms. Ike site na mmepụta a ruo 32 ohms bụ 250mW, ike site na mmepụta a ruo 300 ohms bụ 26mW. Mmepụta ike nke mmepụta SR-1a/Ribbon (nkwado dynamic ma ọ bụ planar magnetic Headphones)) 1900mW na 32 ohms na 200mW na 300 ohms." Ọ bụrụ na mgbakọ na mwepụ m ziri ezi, ọ pụtara na a na-edozi swiichi aka ekpe kachasị na ọnọdụ ala na mmepụta rịbọn dị ihe dị ka 7.75V.
HSA-1b N'ebe ọzọ n'akwụkwọ a, m na-enyocha okwu Stenheim Suisse nke dị $32,900/ụlọ abụọ nke nwere aluminom oche atọ n'ala. Okwu ndị a dị sentimita iri anọ na otu n'ogologo dị oke ọnụ na kabọd aluminom uhie, oji na isi awọ. Ọdịdị ha dị ụtọ nke ukwuu ma dịkwa ọgbara ọhụrụ. Ihe kacha mkpa bụ na ha na-emepụta ndekọ ndị ahụ nke ọma, nke na-adịghị agbanwe agbanwe, nke na-adọrọ mmasị nke ukwuu.
Weebụsaịtị Stenheim kwuru na mmetụta nke Alumine Three bụ 93dB/2.83V/m (ihe odide ala nke 3), na ike kacha nta akwadoro nke amplifier bụ 10W. Ya mere, site n'iji obere nkwenye siri ike, agbalịrị m inye ha ike site na 10Wpc HSA-1b.
Ọ na-esiri m ike ikpebi ma m ga-amalite nyocha RAAL-Stenheim m na Champion Jack Dupree ma ọ bụ Jacqueline Du Pré. Ọ dị ọkụ ma jupụta n'ụbọchị ahụ, ikuku na-esikwa isi dị ka azụ, ya mere agara m na Gutter Blues (16/44.1 FLAC Atlantic/Qobuz) na ihe osise mara mma nke onye mmeri piano New Orleans bụ Jack Jerry Wexler mere na 1958. O juru m anya otú piano Dupree si dị ụtọ, na otú ụda bass nke Wendell Marshall si dị ụtọ ma dị irè site na woofers 8" nke Alumine Three. Àgwà N'awlins na-ama jijiji nke Champion na-egosipụta nke ọma. Nanị ihe na-echegbu m bụ otu ma ọ bụ ihe kpatara ya ji na-egbuke egbuke - ndekọ Atlantic siri ike na-ada ụda dị ntakịrị ma dị nro.
Mgbe ahụ, m tụgharịrị gaa na Jacqueline Du Pré, onye na-akpọ egwu cello kacha ama ama na UK. Na-akpọ Haydn na Mann: Cello Concerto ya, nke e wepụtara na 1969 (24/48 FLAC-MQA Warner Classics/Tide), ịdị nro ahụ kwụsịrị, mmetụta nke ihe mgbochi na ọnụnọ ahụ wee laghachi azụ. Egwú nke London Symphony Orchestra nke Sir John Barbirolli duziri na-agafe n'ọnọdụ ziri ezi na nkenke. Njikọ HSA-1b + Alumine Three na-emepụta ụda ọhụrụ, mepere emepe na doro anya. Violin transients na cello harmony batara n'ime ụlọ m, nke bụ eziokwu. Ndekọ a anaghị adị ka ihe na-adọrọ adọrọ.
N'oge nyocha ahụ site na June ruo July, egere m ọtụtụ abọm, nke otu n'ime ha bụ RAAL HSA-1b nke Stenheim Alumine Threes kwadoro. Anaghị m eche na ọ dị mkpa ka e nwee ike karịa.
SR1a HSA-1b nke RAAL dị mkpa na-anya Falcons na Stenheim nke ọma, mana isi ihe kpatara ya bụ iji nye ekweisi RAAL nke SR1a zuru oke na-enweghị ihe ntụgharị RAAL impedance amplifier. Enwere m olileanya na ọ nwere ike dakọọ na amplifier m mere site na Pass Labs XA25 ma ọ bụ Schiit Audio maka SR1a (Jotunheim R.
Mgbe Pass Labs XA25 na-enye ike n'elu ekweisi RAAL (site na ihe ntụgharị impedance nke RAAL), ndekọ ahụ na-ada ụda nke ọma ma doo anya, ọ dịkwa ka echiche mbụ ahụ, nke na-enweghị ihe mgbochi nke igwe okwu ahụ sere. Egwu trance m hụrụ n'anya nwere mkpụrụ obi.
Na agba. Ọ dịghị mgbe ọ bụ ihe ochie ma ọ bụ ihe mmetụta uche n'oge ọhụrụ. Kama nke ahụ, mmetụta nke ike na ịdị ngwa na-akpali ncheta ọbara ochie.
Nke a bụ kpọmkwem ihe ọkachamara gburugburu ebe obibi Steve Roach mere na abọm ya nke afọ 1993 bụ Origins (16/44.1 FLAC Fortuna/Qobuz). N'egwu nke atọ nke Origins bụ "Clay, Wood, Bone, Dirt", ụda dị ala, hum, na guttural nke Daniel Nagle nke didgeridoo kụrụ ụda ndị ọzọ niile mmadụ mere. Mee ka ncheta ọbara dị ike. Site na iji SR1a nke HSA-1b na-eduzi, ụda dị ogologo nke didgeridoo tube na ụda dị mkpụmkpụ nke ite ụrọ pụtara n'ime okirikiri dị n'ihu m, nke a na-ahụ anya ma na-ahụ anya.
Ihe e dere n'ala ala nke 2: RAAL Advanced Loudspeaker, Djordja Simeonovicha 419000 Zajecar, Serbia. Tel: (381) 64 144 1111 Weebụsaịtị: raalrequisite.com, raalribbon.com. Onye nkesa Amerịka: Requisite Audio Engineering, 2175 Goodyear Ave., Suite 110 Ventura, CA 93003-7761. Ekwentị: (818) 437-0779. Weebụsaịtị: requisiteaudio.com
Ihe e dere n'ala ala nke 3: Echere m na mmetụta voltaji nke Stenheim Alumine Three nke B-weighted voltaji bụ 91dB/2.83V/m, nke dị elu karịa nkezi. ??John Atkinson
Dịka ọ dị na mbụ, njem akụkọ gị wetara anyị masịrị m. Onye mmeri ahụ bụ Jack Dupree na-ebe ákwá ugbu a site n'aka ndị ọkà okwu n'ime ụlọ ihi ụra/ọfịs m (ọ bụ ọdachi), ụda ahụ nwekwara ike izuru ezu ime ka nwunye, nwatakịrị na onye na-elekọta ụmụaka gbadaa ihu. Otu ụbọchị, ọ ga-amasị m ịnụ maka ọkwa mmezi nke ekweisi ị dere ebe a, mana ruo ugbu a, achọpụtala m na njikọta nke DragonFly Red na Sony MDR-7506 bụ isi ihe na-ebelata uru - $300! Akpọrọ m Sony gaa n'ụlọ ahịa anụ ahụ dị n'ógbè ahụ wee tinye ha na Focal Clears na Stellias na ogwe ekweisi ha, mana enweghị m ike ịkọwa ọdịiche dị na ya. Onye na-ere ahịa gwara m ka m nwalee DragonFly Red, nke baara m uru nke ukwuu; enwere m mmasị mgbe m gachara ogwe ole na ole mbụ. Olu Blue dị jụụ karịa, mana dịka onye na-akụ ọkpọ (ọ dị mma, ndụ gara aga n'oge a) enwere m mmasị na mmetụta ọzọ a nụrụ site na Red.
E dere nke ọma, dịka ọ dị na mbụ! Dịka onye nwe/onye nwere mmasị na Stax 9S, ekwenyere m na RAAL nwere ike ikpebisi ike karịa. Mgbe m nwara ha, ahụrụ m ha n'anya. N'eziokwu, ọ masịrị m nke ukwuu. Echere m na ntị m dị n'ọnụ drum snare ma ọ bụ saxophone. Mana maka ekweisi ole na ole dị oke mma (dịka Ferrari), nke a bụ mgbakwunye dị egwu. Ndeewo!
Ezigbo Maazị HR, abụ m onye na-ekesa Stax ma na-akwado ya. N'ikpeazụ, erere m Stax nke m ma kwụsị ire Stax kpamkpam.
Nke a nwere ike ịbụ ihe dị mma, mana ọ bụghị ya? Ma eleghị anya ọ dị oke mgbagwoju anya, ọ bụ ọkachamara, ọ pụrụ iche, ma dịkwa oke mgbagwoju anya. Ma eleghị anya ọ dị ka Porsche 911 Turbo na-ebuga TacoBell na Drive.
Egwu dị ka ịnọnyere ndị enyi ochie, Stax Music dị ka idozi nsogbu na onye nyocha m.
Ọ bụrụ na RAAL ndị a yiri Stax, ha nwere ike ire obere oge ma e jiri ha tụnyere ngwa dịka Diana nke Abyss. (Echere m)
Daalụ maka iwetara anyị akụkọ a, enweghị m ike iche n'echiche na ha nwere ike ịtụkwasị onye ọ bụla ọzọ obi. (Tyll bụ lonnnnnnnng Goooooonnnnnnnnn) Ọ bụ ezie na a kpọghị gị ọkwa, ọ dị ka ị bụ onye nnọchi anya Tyll mgbe niile.
Abụrụla m onye na-eji ekweisi STAX kemgbe m zụtara SR-5/SRD-6 n'etiti afọ 1970. Esotere m Lambda Pro/SRD-7 Pro na ọtụtụ set ndị ọzọ.
Kedụ amplifiers ị na-eji akwọ ụgbọala ekwentị mkpanaaka STAX? Achọpụtara m na ụfọdụ amplifiers steeti siri ike nwere nsogbu ịkwọ ụgbọala ibu nke ihe nkwụnye STAX na-enye. N'oge ahụ, SAE 31B yiri ka ọ na-arụ ọrụ nke ọma, Hafler DH-200 pụtakwara na ngwụcha afọ iri ahụ.
Obi dị m ụtọ maka Sennheisers nke ọkwa etiti (usoro 580/600/650) na amplifiers Schiit Class A SS na Schiit Valhalla 2 nwere ọkpọkọ ndị Russia (ha na-ada ụda n'egwu ahụ n'ụzọ dị mma na nke na-eme ka ahụ dị jụụ). Anụla m maka ekweisi ọhụrụ na nke mara mma, ugbu a ana m eche echiche banyere ABYSS Diana, mana anaghị m eme ọsọ ọsọ. Ana m eso ma na-eme atụmatụ maka ụdị Woo Firefly kachasị ọhụrụ.
N'oge m na-ere ahịa, Stax fọrọ nke nta ka ọ bụrụ naanị ekweisi m nwere. Enwere m usoro ekweisi ha na ngwaahịa eletrọniki ndị kwekọrọ. Tupu RMAF na 2011, ezutere m Schiit Guys. Enwere m mmasị dị ukwuu na nkà ihe ọmụma na nkà ihe ọmụma mmepụta ha. Abụ m ọkachamara na ekweisi. Azụrụ m ngwaahịa ha ọnwa ole na ole ka e mesịrị. M ka na-enwe mmasị na Schiit, n'agbanyeghị na aha ha na ihe mgbanyụ ọkụ eletrik dị n'azụ.
Sennheisers ka mma karịa sistemụ okwu ọ bụla m hụtụrụla. (Ọ bụ ezie na ụda ha dị n'ọkwa dị n'etiti ma e jiri ya tụnyere nke kachasị ọhụrụ, 1266 Abyss.)
PS Ana m atụ anya na ndị na-ekwu okwu ọdịyo PS nke usoro FR ga-adị mkpa. Mkpọchi mkpịsị aka ejikọtara ọnụ!
Oge ozi: Ọktoba-28-2021