JBL Professional One Series 104 - kọmpat na-arụ ọrụ nlekota oru

JBL na-enwekarị aha ọma na mpaghara mmepụta ihe nkiri studio, nke kwesịrị ya dị ka otu n'ime ndị na-emepụta ihe na-agbaji ala ọhụrụ. Kedu ka usoro kọmpat ya kacha ọhụrụ si gosipụta onwe ya na ọnọdụ a?

Ndị nlekota JBL 104 nọ n'otu ngwaahịa ngwaahịa dị ka Genelec 8010, IK Multimedia iLoud Micro Monitor, Eve SC203 na ọtụtụ ndị ọzọ nwere 3-4,5" woofer. Ndị a bụ ngwa maka ọdụ mgbakọ, sistemụ mgbasa ozi, emebere ka ọ rụọ ọrụ ebe ndị na-ekwu okwu kọmputa na-enye oke dị ala, ọ nweghịkwa ebe maka ndị na-enyocha ndị na-arụ ọrụ buru ibu.

design

A na-ebufe ihe nlebanya ahụ n'ụdị abụọ nwere ihe na-arụ ọrụ (aka ekpe) yana ihe nrụnye ejikọrọ na nke mbụ nwere eriri igwe okwu. N'okwu abụọ ahụ, a na-ebute inverter na-adọ na azụ azụ.

A na-ebunye ngwa 104 ahụ ụzọ abụọ nke nwere ngwa nna ukwu na-arụ ọrụ yana ngwa ohu na-agafe agafe. Nke mbụ gụnyere: akụrụngwa, ndị na-emegharị ihe na nkwukọrịta. Nke abụọ nwere naanị ihe ntụgharị ma jiri eriri ụda jikọọ na isi ihe. Enwere ike ijikọ ihe nleba anya na plọg TRS 6,3 mm kwụ ọtọ ma ọ bụ plọg RCA na-enweghị isi. A na-eji njikọ ndị na-ebu ọkọlọtọ ọkọlọtọ maka ijikọ ndị nlekota. A na-enweta ihe nleba anya nke na-arụ ọrụ ozugbo site na netwọkụ, nwere mgba ọkụ voltaji, njikwa olu ukwu, ntinye stereo Aux (3,5 mm TRS) na mmepụta ekweisi maka ịgbanyụ ndị nlekota.

A na-eji plastik ABS mee ụlọ nyocha ma nwee mkpuchi ígwè n'ihu. N'okpuru ebe a bụ pad neoprene nke na-edobe ngwa ndị ahụ n'enweghị nchebe n'ala. Onye nrụpụta na-ekwu na a na-ahazi ụdị na nhazi nke ndị nlekota maka iji desktọpụ.

Ihe na-adọrọ mmasị nke 104 bụ iji ndị ọkwọ ụgbọala coaxial nwere 3,75" woofer. Ọkwọ ụgbọ ala etinyere n'ọnọdụ siri ike nwere dayameta 1 inch dome diaphragm ma tinye ya na ntuziaka ebili mmiri dị mkpụmkpụ. Nke a bụ ihe mbụ imewe na-iche ewepụghị, nyere ya size, ugboro nzaghachi.

Ikpe ahụ, nke enweghị ụgbọ elu dị larịị, bụ ihe ngwọta bass-reflex nwere ọwara na-efunahụ nke gbagọrọ agbagọ. Na njedebe nke ime ya, a na-etinye ihe na-ekpo ọkụ iji belata ọgbaghara ma webata nguzogide ụda iji gbasaa resonance inverter na-agba ọsọ.

A na-eme nkewa n'etiti woofer na tweeter nke ọma site na capacitor unipolar nke etinyere na igwe okwu. A họọrọ ngwọta a ka ọ ghara ijikọ ndị nlekota na eriri abụọ, nke yiri ka ọ bụ ihe ezi uche dị na ya. Igwe okwu igwe na-akwado site na igwe dijitalụ STA350BW nke na-enye ndị ọkwọ ụgbọ ala 2 × 30W nri.

Na omume

Ọwara inverter nke a na-ahụ n'aka ekpe nwere ọdịdị nke akara ajụjụ. Emebere damping na ntinye ya iji belata ọgbaghara na ịhazi ụda olu. A na-arụ ọrụ crossover passive site na capacitor jikọtara n'elu ihe ntụgharị.

N'oge ule ahụ, JBL 104 gbabara n'ime ngwa Genelec 8010A emeberelarị n'ahịa - ọtụtụ mgbasa ozi, mana nwere ọmarịcha ọkachamara. N'ihe banyere ọnụ ahịa, ntụnyere dị ka featherweight vs. heavyweight ọkpọ. Agbanyeghị, ihe anyị chọrọ bụ isi agwa sonic yana ahụmịhe ige ntị nke ihe dị mgbagwoju anya yana otu egwu sitere na ụdị mmepụta ọtụtụ egwu.

Mmụpụta ụda wideband nke 104 yiri ka ọ buru ibu ma dị omimi karịa akụkụ nke usoro a ga-atụ aro. Etinyere bass ala karịa 8010A ma bụrụkwa nke ọma. Ụda ahụ, Otú ọ dị, bụ nke ndị na-azụ ahịa, na-enwe obere ngosipụta nke mids na bass n'oge. Ugboro ugboro dị elu doro anya ma na-agụ nke ọma, mana o doro anya karịa na ndị nlekota Genelec, n'agbanyeghị na ha na-ada ụda nke ukwuu. Nhazi coaxial nke transducer na-arụ ọrụ nke ọma n'ọhịa n'efu mgbe ọ nweghị ihe na-atụgharị anya n'akụkụ ihe nleba anya, mana na desktọpụ, ngbanwe ntụzịaka abụghị ihe doro anya. Obi abụọ adịghị ya, JBL 104 na-arụ ọrụ kachasị mma mgbe etinyere ya n'azụ desktọpụ na tripods iji belata mmetụta nke ntụgharị uche desktọpụ.

Ọzọkwa, atụla anya ọkwa nrụgide dị elu. N'ihi nhazi ya kpọmkwem, onye ntụgharị ahụ nwere ọtụtụ mkpakọ ike, ya mere igwu egwu na nnukwu bass abụghị ezigbo echiche. Ọzọkwa, ma converters na-kwadoro site a nkịtị amplifier - otú na elu olu ị ga-anụ a warara nke bandwit. Otú ọ dị, mgbe ọkwa SPL agafeghị ọkọlọtọ 85 dB n'oge a na-ege ntị, ọ dịghị nsogbu ga-ebilite.

Ndị ọkwọ ụgbọ ala ejiri bụ ihe owuwu coaxial nwere tweeter n'ime woofer.

Nchịkọta

Nhazi na-adọrọ mmasị na ụda dị egwu na-eme ka JBL 104 nwee mmasị maka ndị na-achọ ihe nlekota maka ọrụ ọdịyo bụ isi ma ọ bụ ige egwu izugbe. N'ihe gbasara ọnụahịa ya, nke a bụ onyinye dị oke mma maka ndị na-achọ ihe karịrị ihe a na-akpọ ndị na-ekwu okwu kọmputa, ma n'otu oge ahụ ṅaa ntị na njirimara nke onye nrụpụta na ọrụ ya.

Tomasz Wrublewski

Ahịa: PLN 749 (kwa abụọ)

Onye nrụpụta: JBL Ọkachamara

www.jblpro.com

Nkesa: ESS Audio