Ihe kachasị mma n'inwe ọkpụkpụ dị elu nwere ọbụna mma
Ihe nyocha nke VSF-15H mbụ nke HSU bụ nke kachasị dị oké ọnụ ahịa bụ nke a na-atụle dịka nnukwu sub-a subwoofer nke nwere ọtụtụ mmepụta na mgbatị dị otú ahụ nke siri na ọ bụ ihe siri ike ịkwanye ya na njedebe ya, ọ gafeghi na-agafe ha. Otú ọ dị, na Rocky Mountain Audio Fest 2014, HSU Research juru onye ọ bụla anya na VTF-15H MK2, ụdị nkwalite dị elu na nke dị ọhụrụ nke subwoofer dị ike nke ụlọ ọrụ ahụ.
Enwere ike site na 350 watts RMS na 600 watts RMS-ọdịiche nke na-enye gị ihe ọzọ +2.3 dB ọzọ mmepụta, na-ewere na ọkwọ ụgbọala nwere ike ijikwa ya. Iji nyere aka ijikwa ike ahụ ọzọ, onye ọkwọ ụgbọala ahụ nwere magnet nke HSU Research na-ekwu na okpukpu abụọ nke mbụ na VTF-15H mbụ. E tinyekwara ihe ntinye streo ziri ezi XLR, a na-etinyekwa obere ọkụ ọkụ na ntanye azụ.
Ngwa ọhụrụ ka a gbanwere n'ụzọ dị iche iche. Ọ dị sentimita anụ ọhịa karịa, nke na-enye ohere HSU Research iji nweta ọnụ ọgụgụ dị ala na mbupu. Ọnụahịa nke sub ahụ rịgoro, ma ọnụahịa ahịa kwụsịrị, n'ihi ya, ihe ọhụrụ ọhụrụ ahụ bịara dị ka onye na-eburu ya ụzọ.
01 nke 04
Research HSU VTF-15H MK2: Atụmatụ na Ergonomics
Njirimara na ergonomics nke VTF-15H MK2 dị oke egwu:
• ọkwọ ụgbọala 15-inch
• 600 watts RMS BASH (Klas G) njikwa
• Ụdị ntụgharị ise na EQ gbanwee
• Ọfụma ụfụfụ abụọ gụnyere
• 30 90 Hertz crossover mgbanwe na uzo mgbanwe
• 0.3 na 0.7 Ajụjụ njikwa
• Ntinye analog na RCA na XLR
• Oghere ise dị iche iche maka ihe ntinye ederede okwu okwu
• Akụkụ: 24.5 x 17.25 x 28 na / 623 x 438 x 711 mm
• Uru: 110 pound / 49.9 n'arọ
Dị ka ihe atụ mbụ ahụ, VTF-15H MK2 nwere ihe fọrọ nke nta ka ọ bụrụ njirimara ịchọrọ ịchọta na subwoofer . Site na ngbanwe EQ na ike ịme ya akara, otu ọdụ ụgbọ mmiri ma ọ bụ ọdụ abụọ na-emeghe, ị nwere ụdị ụzọ dị mma ise ịhọrọ. (Ị gaghị enwe ike ịme ya na ọdụm abụọ na-emeghe na ọnọdụ EQ1.)
Emepụta Mkpọpụta Ported (2 ọdụ ụgbọ mmiri, EQ2)
Mgbatị Max Ported (1 n'ọdụ ụgbọ mmiri, EQ1)
Ejiri Max Headroom (1 ọnụ ụzọ ámá, EQ2)
Mgbatị Ntuchi akara (0 ọdụ ụgbọ mmiri na-emeghe, EQ1)
Echekwa Max Headroom (0 ọdụ ụgbọ mmiri na-emeghe, EQ2)
The subwoofer nwere ọtụtụ ntinye, ma ọ nweghị ntinye, ya mere ị gaghị enwe ike ịghaa mgbaàmà ntinye gafere elu na ndị isi okwu gị. Ọrụ dị elu na-ewepu isi nke isi okwu gị. Ị ga-eme nnukwu mgbatị gị na-anata A / V gị, jiri ya na-agagharị ma ọ bụ na-agba ọsọ zuru oke ọnụ ọgụgụ nke isi okwu ma dezie ugboro ugboro nke VTF-15H MK2 na njedebe nkwụsị nke obere okwu gị. .
VTF-15H MK2 nwere naanị otu ezigbo ala, nke ahụ bụkwa ihe kpatara ya. N'ihe dị sentimita 28 n'obosara, ọ na-abanye n'ime ọnụ ụlọ, ma ya mere, ọtụtụ ndị ọzọ na-agbanyeghị.
02 nke 04
Research HSU VTF-15H MK2: Ịrụ ọrụ
Ndị ọrụ nke mbụ VTF-15H hụrụ ya n'anya. Onu ogugu ole na ole gafere aka ya site na dB ma obu abuo, na ole na ole n 'olu di nwayo ma kpoo ya karia, ma ha bu uzo di oke ugwo. VTF-15H MK2 na-adabere na nke ya. N'akụkụ n'akụkụ, n'akụkụ obere ọnọdụ dị iche iche na-eme ka ọdịiche dị na ụda karịa ngbanwe ndị subwoofers. Subs na ihe kariri kilogram 100 n'obosara me ka usoro a buru oke nke oma na ebe nchekwa nke sub a nwalere megide ya amalitela iju.
VTF-15H MK2 na-eme ka ala ndị ọzọ na-ekpo ọkụ ebe ebe na-agafe n'okpuru onye mbibi ahụ ma wepụ ihe ndekọ dị ala miri emi. Ọ bụ ntakịrị egwu ihe nnukwu sub nwere ike ime, na nnukwu sub na ihe +3 dB ọzọ mmepụta ọbụna ụkọ. Ime ụlọ anaghị atụgharị, ọ na-agbanye. Ị nwere ike iche na ma eleghị anya ọbụna nụ ka mgbidi na ụlọ dị ntakịrị. Ụfọdụ ndị ọkachamara na-akwa emo nke a, ma ọ dịkarịa ala maka ụlọ ihe nkiri nke ụlọ , ọ dị mma nke ukwuu n'ihi na ọ dị nnọọ mma karịa ihe obere sub nwere ike ịnapụta.
VTF-15H MK2 na-eme otu akụkụ nke ihe nlereanya mbụ ndị ọkachamara hụrụ n'anya: ike ya. Ị nwere ike ime ka ọ dị nnọọ nhịahụ na nkwụsị site na ịpịnye ọdụ ụgbọ mmiri abụọ ma gbanwee Q, ma ọ bụ na ị nwere ike ime ka ụda ụda ahụ daa ma ọ bụrụ na ị na-agba otu ma ọ bụ abụọ ọdụ na-emeghe ma eleghị anya na-atụgharị Q. Ị naghị ejidesi naanị otu ụda ma ọ bụ otu ụdị sub.
Otu nnukwu sub nke na-ada ụda ma dịkwuo mma-ihe "egwu" -nke mbụ VTF-15H bụ SVS PC13-Ultra, nke fọrọ nke nta ka ọ bụrụ okpukpu abụọ nke ọnụahịa nke VTF-15H MK2. A na - eji ihe dị ka elekere 15 nke anụ ọhịa mara maka nkọwa ha, ma eziokwu ahụ bụ na ntanetị 13 nke anụ ọhịa na - enye naanị ngbanwe dị mma na mpaghara a bụ ezigbo ihe ọ rụpụtara maka HSU Research design.
03 nke 04
HSU Nyocha VTF-15H MK2: Nrụpụta
Nzaghachi ugboro
Ported Max mmepụta: 22 na 447 Hz ± 3 dB
Mgbatị Max Ported: 17 ruo 461 Hz ± 3 dB
Ported Max Headroom: 22 na 485 Hz ± 3 dB
Nkwụnye mgbatị e dere: 28 ruo 485 Hz ± 3 dB
Ejiri isi oche Max: 29 na 485 Hz ± 3 dB
Crossover Low-Pass Rolloff
-18.5 dB / octave
Nrụpụta Max (Akara Max mode na nchịkwa)
ECA-2010A Omenala
(1M elu) (2M RMS)
40-63 Hzg 117.8 dB 108.8 dB
63 Hz 118.2 dB L 109.2 dB L
50 Hz 117.8 dB L 108.9 dB L
40 Hz 117.3 dB L 108.3 dB L
20-31.5 Hzgg 107.4 dB 98.4 dB
31.5 Hz 111.8 dB 102.8 dB
25 Hz 106.1 dB 97.1 dB
20 Hz 101.1 dB 92.1 dB
Nsonaazụ Max (Puku Max Headroom mode)
ECA-2010A Omenala
(1M elu) (2M RMS)
40-63 Hzg 117.8 dB 108.8 dB
63 Hz 125.8 dB L 116.8 dB L
50 Hz 125.1 dB L 116.1 dB L
40 Hz 124.3 dB L 115.3 dB L
20-31.5 Hzgg 107.4 dB 98.4 dB
31.5 Hz 122.8 dB L 113.8 dB L
25 Hz 120.4 dB 111.4 dB
20 Hz 114.1 dB 105.1 dB
Nsonaazụ Max (Ụdị Omume Ported)
ECA-2010A Omenala
(1M elu) (2M RMS)
40-63 Hzg 117.8 dB 108.8 dB
63 Hz 127.0 dB L 118.0 dB L
50 Hz 127.1 dB L 118.1 dB L
40 Hz 126.7 dB L 117.7 dB L
20-31.5 Hzgg 107.4 dB 98.4 dB
31.5 Hz 124.4 dB L 115.4 dB L
25 Hz 119.3 dB 110.3 dB
20 Hz 111.5 dB 102.5 dB
Ihe osise a na-egosi nzaghachi ugboro ugboro nke VTF-15H MK2 site na nkeji ugboro ugboro ka ọ kachasị na nke ọ bụla n'ime ụzọ ise: arụpụta nsụgharị Ported (nchịcha acha anụnụ anụnụ), Ported Max Headroom (red), Ported Max Extension (green), Isi oche (odo odo) na Ịpịaka Max Ntụtị (oroma). Ejiri ihe ndị a na-eme ka onye ọkwọ ụgbọala na-eji ihe Audiomatica Clio 10 FW nyocha na ntanetị MIC-01. A rụpụtara nsonaazụ nsụgharị nke Ported site na ọnụ ọgụgụ dị elu na +3 dB, na ọnụọgụ ndị ọzọ dị na ọnụọgụ ahụ, ya mere ọdịiche dị iche iche ị na-ahụ na eserese bụ ihe ị ga-abanye n'ime ụlọ gị mgbe ị gbanwere ụdịdị. A na-eji usoro nyocha nke ala na microphone na ala 2 mita site na sub na nsonaazụ ndị a rụpụtara na 1/6 octave. A na-edozi akụkụ ahụ n'okpuru, dịka ọ ga-ejikarị mee ihe.
Enwere ike igosi na VTF-15H MK2 na-egwu egwu ruo 17 Hz na Ported Max Extension mode. Ntughari -10 dB bụ 14 Hz. Obere ihe nwere ihe dị n'ime 30 Hz.
CEA-2010A e jiri njiye okwu Micro30 M30, M-Audio Mobile Pre USB interface, na software freeware CEA-2010 mepụtara site na Don Keele, nke bụ usoro na-aga n'ihu na ngwanrọ software nke Wavemetrics Igor Pro. Ejiri ihe ndị a na mita 2 n'ogo elu, emesịa mechapụta ihe ruru mita 1 maka CEA-2010A na-ebu ọkwa. Usoro nhazi abụọ-CEA-2010A na usoro ọdịnala-bụ otu, ma ọdịnala ọdịnala, nke ọtụtụ ebe nrụọrụ weebụ na ọtụtụ ndị na-emepụta ihe na-eji eme ihe, na-akọ na nsonaazụ RMS 2 mita, nke bụ -9 dB dị ala karịa CEA- 2010A akuko. Otu L na-esote na nsonaazụ na-egosi na ntinye nke subwoofer dị n'ime ya na-emepụtapụta ihe (na-amachi) ma ọ bụghị site na ntinye ọnụ ụzọ ECA-2010A. A na-agbakọta ọnụ ọgụgụ dị elu na pascals. A na-atụpụta mmepụta ya na ụzọ atọ a ga-esi napụta ihe kachasị na ya na subwoofer n'akụkụ ya. Nke a yiri ka ọ dị nso na prescription CEA-2010 iji tụọ nyocha site n'aka onye ọkwọ ụgbọala na ọdụ ụgbọ mmiri.
Ugboro ole na ole nke mmepụta nke ọhụrụ vs. ihe ochie VTF-15H na 40 Hz mere ka ọnọdụ ahụ n'oge ule nyocha ahụ bụ otu. Lee ihe ndị a:
ECA-2010A @ 40 Hz
VTF-15H VTF-15H MK2
Ported Max Output mode 123.2 dB 126.7 dB
Ported Max Headroom mode 121.2 dB 124.3 dB
Igodo Max Mode na ntaneti 119.2 dB 121.8 dB
Ihe VTF-15H MK2 avera +3.1 dB karịa mmepụta ihe karịa VTF-15H mbụ e mere na pascals. A ga-atụ anya nke a ka ọ bụrụ ihe fọrọ nke nta ka ọ bụrụ okpukpu abụọ dị ike ma ọ bụ ọkwọ ụgbọ ala.
04 nke 04
HSU Nyocha VTF-15H MK2: Ikpeazụ
VTF-15H na-enye ihe kachasị mma maka ụlọ ọ bụla subwoofer na ahịa. Ugbu a, VTF-15H MK2 na-enyefekwuo ọnụ maka otu ugbo. Nke a na nwa obere nwa anaghị arụ ọrụ ya n'ụzọ dị ukwuu, mana ọ na-eme ya nke ọma.