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AC30 Top Cut (îáðåçíîé ôèëüòð âûñîêèõ ÷àñòîò)
AC30TB Treble, Bass, Cut (âûñîêèå è íèçêèå ÷àñòîòû, ïëþñ îáðåçíîé ôèëüòð)
TWEED 1x12 Tone (òåìáðàëüíûé áàëàíñ ñèãíàëà)
Òàêèì æå îáðàçîì ìû ïîñòóïèëè ñ êîíòðîëëåðîì PRESENCE — â ñëó÷àå, åñëè îí íå óñòàíîâëåí íà
óñèëèòåëü-ïðîòîòèï, â íàøåé ìîäåëè ìîæíî âîñïîëüçîâàòüñÿ èì äëÿ äîïîëíèòåëüíîãî ðåäàêòèðîâàíèÿ.
 ñëó÷àå, åñëè íåîáõîäèìî ïîëó÷èòü çâó÷àíèå îðèãèíàëüíîé ìîäåëè, ïîâåðíèòå ðåãóëÿòîð PRESENCE â
íóëåâîå ïîëîæåíèå, äî óïîðà âëåâî. Ýòî êàñàåòñÿ ìîäåëåé BLACK 2x12 è TWEED 1x12.
Âàæíîå çàìå÷àíèå: â ìîäåëÿõ AC15, AC15TB, AC30 è AC30TB ðåãóëÿòîð PRESENCE èñïîëüçóåòñÿ äëÿ
èìèòàöèè ðåãóëÿòîðà TOP CUT (îáðåçíîãî ôèëüòðà âûñîêèõ ÷àñòîò), íåçàâèñèìî îò òîãî, ïðèñóòñòâóåò
ðåãóëÿòîð â îðèãèíàëüíîì óñèëèòåëå èëè íåò.
Ðåãóëÿòîðû GAIN è VOLUME
ToneLabSE óêîìïëåêòîâàí òðåìÿ ïðîãðàììèðóåìûìè ðåãóëÿòîðàìè òèïà Gain (÷óâñòâèòåëüíîñòü) èëè
Volume (ãðîìêîñòü) — GAIN, VR GAIN è CHANNEL VOLUME. Äàííûå ïàðàìåòðû îáëàäàþò îïðåäåëåííîé
ñïåöèôèêîé è èõ óñòàíîâêè ìîãóò êàðäèíàëüíûì îáðàçîì ïîâëèÿòü íà çâóê. Êàê ïðàâèëî, áîëüøèíñòâî
êëàññè÷åñêèõ óñèëèòåëåé èìåþò òîëüêî ðåãóëÿòîð VOLUME, â òî âðåìÿ êàê â ñîâðåìåííûõ âñå áîëåå
øèðîêî ïðèìåíÿþòñÿ ðåãóëÿòîðû GAIN (èíîãäà íàçûâàåòñÿ PREAMP VOLUME), êîòîðûé îïðåäåëÿåò
óðîâåíü ñèãíàëà â ïðåäóñèëèòåëüíîé ñåêöèè, è MASTER VOLUME, óïðàâëÿþùèé ñîáñòâåííî ãðîìêîñòüþ,
ò.å. óðîâíåì ñèãíàëà, ïîïàäàþùåãî ñ âûõîäà ïðåäóñèëèòåëÿ íà âõîä óñèëèòåëüíîãî êàñêàäà. Êàê ïðàâèëî, â
óñèëèòåëÿõ êëàññè÷åñêîãî òèïà ðåãóëÿòîð MASTER VOLUME îòñóòñòâóåò è ñèãíàë ñ ïðåäóñèëèòåëÿ
ïîäàåòñÿ íà óñèëèòåëüíûé êîíòóð áåç äîïîëíèòåëüíîé ðåãóëèðîâêè.
Ñõåìû óïðàâëåíèÿ ToneLabSE ðåàëèçîâàíû òàêèì îáðàçîì, ÷òîáû îòðàçèòü ýòè îñîáåííîñòè:
ToneLabSE GAIN: â ìîäåëÿõ óñèëèòåëåé êëàññè÷åñêîãî îáðàçöà (ò.å. AC15, AC15TB, AC30, AC30TB, UK
BLUES, UK 68P, BLACK 2x12, TWEED 1x12, TWEED 4x10), â êîòîðûõ ðåãóëÿòîð îáùåé ãðîìêîñòè (Master
Volume) îòñóòñòâóåò, ðåãóëÿòîð GAIN ôóíêöèîíèðóåò êàê ðåãóëÿòîð VOLUME îðèãèíàëüíîãî óñèëèòåëÿ. Â
äðóãèõ ìîäåëÿõ, ïðîòîòèïû êîòîðûõ óêîìïëåêòîâàíû ðåãóëÿòîðîì îáùåé ãðîìêîñòè, ðåãóëÿòîð GAIN
ðàáîòàåò êàê GAIN èëè PREAMP VOLUME.
ToneLabSE VR GAIN: MASTER VOLUME, îïðåäåëÿþùèé óðîâåíü ñèãíàëà, êîòîðûé ïîäàåòñÿ ñ âûõîäà
ïðåäóñèëèòåëüíîãî êîíòóðà íà âõîä óñèëèòåëÿ ìîùíîñòè (â äàííîì ñëó÷àå — êîíòóð VALVE REACTOR).
ToneLabSE CH VOLUME: ìîæíî ðàññìàòðèâàòü êàê ðåãóëÿòîð ìîùíîñòè, ðàñïîëîæåííûé ìåæäó âûõîäîì
óñèëèòåëÿ è âõîäîì êàáèíåòà. Îí îïðåäåëÿåò êîíå÷íûé óðîâåíü ìèêñà è ïîçâîëÿåò áîëåå òùàòåëüíî
áàëàíñèðîâàòü ìåæäó ñîáîé çâóêè ðàçëè÷íûõ ìîäåëåé óñèëèòåëåé.
Äëÿ áîëåå òî÷íîãî îòîáðàæåíèÿ ðàáîòû ðåàëüíîãî óñèëèòåëÿ â ToneLabSE ðåàëèçîâàíî âçàèìîäåéñòâèå
ìåæäó ïðåäóñèëèòåëüíûì è óñèëèòåëüíûì êîíòóðàìè. Òàêèì îáðàçîì, äëÿ ïîëó÷åíèÿ áîëåå äîñòîâåðíîãî
çâó÷àíèÿ íåîáõîäèìî ñîîòâåòñòâóþùèì îáðàçîì íàñòðîèòü VR GAIN. Èìååòñÿ â âèäó, ÷òî åñëè óñèëèòåëü
êëàññè÷åñêîãî òèïà ðåãóëÿòîðîì îáùåé ãðîìêîñòè (Master Volume) íå îáîðóäîâàí, òî VR GAIN íåîáõîäèìî
óñòàíîâèòü â ìàêñèìàëüíîå ïîëîæåíèå.
Åñëè æå ìîäåëèðóåìûé óñèëèòåëü èìååò ðåãóëÿòîð VOLUME, VR GAIN ïðèìåíÿåòñÿ ñëåäóþùèì îáðàçîì:
ïðè ìàëûõ çíà÷åíèÿõ VR GAIN íà ïåðâûé ïëàí âûõîäèò äèñòîðøí ïðåäóñèëèòåëÿ, à ïðè áîëüøèõ —
"ðàñêà÷èâàåòñÿ" ëàìïîâûé êîíòóð Valve Reactor.
Íàêîíåö, åñëè â îðèãèíàëüíîì óñèëèòåëå ïðèìåíÿþòñÿ ñïåöèàëüíûå ïåðåêëþ÷àòåëè èëè ðåãóëÿòîðû, òî îíè
àäåêâàòíûì îáðàçîì îòîáðàæàþòñÿ è â ìîäåëè. Ýòè âîïðîñû áóäóò êðàòêî îñâåùåíû ïðè îïèñàíèè ìîäåëåé
óñèëèòåëåé.
Êà÷åñòâî ìîäåëèðîâàíèÿ óñèëèòåëÿ ìîùíîñòè
Ïðîöåññû, ïðîòåêàþùèå â óñèëèòåëüíîì êîíòóðå ëþáîãî âûñîêîêëàññíîãî ëàìïîâîãî óñèëèòåëÿ, èìåþò
ïåðâîñòåïåííîå çíà÷åíèå â ïëàíå ôîðìèðîâàíèÿ çâóêà è ôóíêöèîíèðîâàíèÿ ïðèáîðà. Íà òåìáð óñèëèòåëÿ
îêàçûâàåò âëèÿíèå òèï óñèëèòåëÿ (Class A èëè Class AB), èñïîëüçóåìûå ëàìïû (EL84s, EL34s, 6L6s, 6V6s),
õàðàêòåðèñòèêè êîíòóðà îáðàòíîé ñâÿçè (åñëè òàêîâàÿ âîîáùå èìååòñÿ), ïðèðîäà âçàèìîäåéñòâèÿ
óñèëèòåëüíûõ êàñêàäîâ è äèíàìèêîâ (äýìïèíã-ôàêòîð). Èìåííî äëÿ ó÷åòà ýòèõ ôàêòîðîâ â ToneLabSE
ðåàëèçîâàíà çàïàòåíòîâàííàÿ òåõíîëîãèÿ Valve Reactor, êîòîðàÿ ýìóëèðóåò ðàáîòó ëàìïîâûõ óñèëèòåëåé
ìîùíîñòè ñ èñïîëüçîâàíèåì ðåàëüíûõ ëàìïîâûõ ñõåì óñèëåíèÿ. Ýòî ïîçâîëÿåò äîáèòüñÿ ìàêñèìàëüíîé
ñòåïåíè ñîîòâåòñòâèÿ ìîäåëè óñèëèòåëÿ è åå îðèãèíàëà. Íàïðèìåð, åñëè âûáèðàåòñÿ ìîäåëü AC30TB áåç
îáðàòíîé ñâÿçè ñ óñèëèòåëüíûì êîíòóðîì òèïà Class A è âûõîäíûìè ëàìïàìè EL84, òî óñèëèòåëü ìîùíîñòè,
ïîñòðîåííûé íà áàçå òåõíîëîãèè Valve Reactor, âîññîçäàñò èìåííî òàêóþ êîíôèãóðàöèþ.
Òî æå ñàìîå ìîæíî ñêàçàòü è ïðî âñå îñòàëüíûå ìîäåëè óñèëèòåëåé, ðåàëèçîâàííûõ â ToneLabSE.
VOX ToneLabSE. Ðóêîâîäñòâî ïîëüçîâàòåëÿ 19
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