
5
ULTRABASS BXL450A/BXL900A/BXL1800A/BXL3000A
3.
ÏÅÐÂÛÅØÀÃÈ
Ðèñ.2.5:Äåðæàòåëüïðåäîõðàíèòåëÿèïðèáîðíàÿ
ðîçåòêàIEC-320(çàäíÿÿïàíåëü)
ÏÅÐÅÊËÞ×ÀÒÅËÜÏÐÅÄÎÕÐÀÍÈÒÅËÅÉ/ÂÛÁÎÐ
ÍÀÏÐ߯ÅÍÈß
.Ïåðåäâêëþ÷åíèåìïðèáîðàâñåòü
ïðîâåðüòå,ñîîòâåòñòâóåòëèóêàçàííîåíàí¸ì
íàïðÿæåíèåïàðàìåòðàìÂàøåéìåñòíîéñåòè.Ïðè
çàìåíåïðåäîõðà-íèòåëÿîáÿçàòåëüíîèñïîëüçóéòå
òîòæååãîòèï.Óíåêîòîðûõïðèáîðîâïåðåêëþ÷àòåëü
ïðåäîõðàíèòåëåéèìååòäâàïîëîæåíèÿ:230Âè120
Â. Èìåéòåââèäó:åñëèÂûíàìåðåíûèñïîëüçîâàòü
ïðèáîðçàïðåäåëàìèÅâðîïûñïèòàíèåì120Â,òî
ñëåäóåò óñòàíîâèòü ïðåäîõðàíèòåëü áîëüøåãî
çíà÷åíèÿ.
Ïîäñîåäèíåíèåêñåòèïðîèñõîäèò÷åðåçïðèáîðíóþ
ðîçåòêó
IEC.
Ñîîòâåòñòâóþùèéñåòåâîéêàáåëü
âõîäèòâîáú¸ìïîñòàâêè.
Ðèñ.2.6:ÔóíêöèÿCOMPRESSOR(òîëüêîBXL1 800,
BXL3000,BXL1800AèBXL3000A)
Ðåãóëÿòîð
COMPRESSOR
ðåãóëèðóåò ñòåïåíü
êîìïðåññèè(ñì.ãë.3.2.4).
Êîìïðåññîðâêëþ÷àåòñÿïðèïîìîùèêíîïêè
ON
.
Ðèñ.2.7:ÔóíêöèÿULTRABASS(êðîìåBXL450èBXL450A)
Ïðèâêëþ÷åííîéôóíêöèèUltrabass(êíîïêà )Âû
ìîæåòåñïîìîùüþðåãóëÿòîðà
ULTRABASS
äîáàâèòü
êçâóêóñâåðõíèçêèåôîðìàíòû.ÝôôåêòUltrabass
ìîæåòèñïîëüçîâàòüñÿ
âîáîèõêàíàëàõ
(ñì.ãë.3.2.3).
ÔóíêöèÿUltrabassâêëþ÷àåòñÿíàæàòèåìêíîïêè
ON
,
ïðèýòîìçàãîðàåòñÿðàñïîëîæåííûéíàêíîïêå
ñâåòîäèîä.Ýòèìýôôåêòîììîæíîóïðàâëÿòüòàêæå
äèñòàíöèîííîñïîìîùüþâõîäÿùåãîâêîìïëåêò
ïîñòàâêèïåäàëüíîãîïåðåêëþ÷àòåëÿ(êðîìåBXL900
èBXL900A).
3.ÏÅÐÂÛÅØÀÃÈ
3.1Ïîäêëþ÷åíèåáàñ-ãèòàðû
Çäåñüïðèâåäåíàðåêîìåíäîâàííàÿïîñëåäîâàòåëüíîñòü
ïîäêëþ÷åíèÿèíñòðóìåíòàêóñèëèòåëþULTRABASS:
s
Ïåðåäâêëþ÷åíèåìULTRABASSïîäêëþ÷èòåÂàø
èíñòðóìåíòïðèïîìîùèñòàíäàðòíîãîêàáåëÿñ6,3
ìì-ìîíîøòåêåðîìêâõîäíîìóðàçúåìó .
s
Äëÿïîëó÷åíèÿíåéòðàëüíîãîèñõîäíîãîçâó÷àíèÿ,
ïîâåðíèòåðåãóëÿòîðMASTER âëåâîäîóïîðàè
îòêëþ÷èòåýêâàëàéçåð,êîìïðåññîðèUltrabass
(êíîïêè
, è ).
s
ÓñòàíîâèòåðåãóëÿòîðûGAINâñðåäíååïîëîæåíèå.
s
Âêëþ÷èòåULTRABASSñïîìîùüþâûêëþ÷àòåëÿ
POWER
èóñòàíîâèòåæåëàåìóþãðîìêîñòü
ðåãóëÿòîðîìMASTER .
ÓñèëèòåëüULTRABASSîñíàùåíäâóìÿâõîäíûìèêàíàëàìè,
êîòîðûåÂûìîæåòåâûáèðàòüñïîìîùüþïåðåêëþ÷àòåëÿ
.Åñëèâûáðàíêàíàë1(êíîïêàíåïîäñâå÷èâàåòñÿ),
âõîäíàÿ÷óâñòâèòåëüíîñòüóñòàíàâëèâàåòñÿïðèïîìîùè
ðåãóëÿòîðàGAIN1( ).
Êàíàë2-ýòîêàíàëdistortionäëÿèñêàæåííûõçâóêîâ.
Äëÿêàíàëà2Âûìîæåòåóñòàíîâèòüäðóãîåçâó÷àíèå:áîëåå
ãðîìêîå,èñêàæåííîåèëè,îáðàáîòàííîåïðèïîìîùè
ðåãóëÿòîðàSHAPE(ñì.ãë.3.2),ïðîñòîîòëè÷àþùååñÿîò
êàíàëà1.Âõîäíîéóðîâåíüêàíàëà2óñòàíàâëèâàåòñÿïðè
ïîìîùè ðåãóëÿòîðà GAIN 2 . Ýòèì ðåãóëÿòîðîì
óñòàíàâëèâàåòñÿòàêæåñòåïåíüèñêàæåíèÿ.Åñëèïðèýòîì
ñèãíàëñòàíîâèòñÿñëèøêîìãðîìêèì,Âûìîæåòåóìåíüøèòü
ãðîìêîñòüñïîìîùüþðåãóëÿòîðàLEVEL ,÷òîáû
ñîãëàñîâàòüååñãðîìêîñòüþêàíàëà1.Òàêèìîáðàçîì
ìîæíîèçáåæàòüñêà÷êîâóðîâíÿïðèïåðåêëþ÷åíèèêàíàëîâ.
3.2Îáðàáîòêàçâó÷àíèÿ
ULTRABASSïðåäëàãàåòðàçëè÷íûåâîçìîæíîñòèîáðàáîòêè
çâó÷àíèÿáàñ-ãèòàðû.Íåêîòîðûåèçíèõðàññìàòðèâàþòñÿ
âýòîéãëàâå.
3.2.1ÝêâàëàéçåðFBQ
Ãðàôè÷åñêèé7-ïîëîñíûéýêâàëàéçåð(âìîäåëÿõBXL450è
BXL450A5-ïîëîñíûé)îñíàùåíàíàëèçàòîðîìñïåêòðà
FBQ.Åñëèôåéäåðûíàõîäÿòñÿâíóëåâîìïîëîæåíèè,ñèãíàë
íåîáðàáàòûâàåòñÿ.
s
Äëÿ óñèëåíèÿ îïðåäåëåííîé ÷àñòîòíîé ïîëîñû
ïåðåìåñòèòåñîîòâåòñòâóþùèéôåéäåðââåðõ.
s
Äëÿïðèãëóøåíèÿïåðåìåñòèòåñîîòâåòñòâóþùèé
ôåéäåðâíèç.
Êàæäûéôåéäåðîñíàùåíñâåòîäèîäîì,îòðàæàþùèìñ
ïîìîùüþðàçëè÷íîéèíòåíñèâíîñòèñâå÷åíèÿóðîâåíü
ñîîòâåòñòâóþùåé ÷àñòîòíîé ïîëîñû. Ýòà ôóíêöèÿ
ïîìîæåò Âàì âûáðàòü ïîäõîäÿùèå ðåãóëÿòîðû äëÿ
îáðàáîòêèçâóêà.Äëÿâêëþ÷åíèÿèíäèêàòîðàFBQíàæìèòå
êíîïêóFBQ .Äðåáåçæàùèéãóëêèéçâóêñèãíàëè-
çèðóåòñÿÿðêèìñâå÷åíèåìñîîòâåòñòâóþùåãîôåéäåðà,
íàïðèìåðíà160Ãö.×òîáûóáðàòüãóë,îïóñòèòåðåãóëÿòîð
160Ãöíèæåíóëåâîéîòìåòêè.Èíàîáîðîò:äâèãàÿ
ðåãóëÿòîðûââåðõ,Âûìîæåòåïîä÷åðêíóòüîïðåäåëåííûå
íåäîñòàòî÷íîâûðàæåííûå÷àñòîòûñèãíàëà(ñâåòîäèîäû
ñâåòÿòñÿñëàáî).
+
Âûìîæåòåïîä÷åðêíóòü÷àñòîòíûåïîëîñûíå
òîëüêîçàñ÷åòóñèëåíèÿèõóðîâíÿ,íîèçàñ÷åò
îñëàáëåíèÿ óðîâíÿ îñòàëüíûõ ÷àñòîò. Ýòîò
âàðèàíò ÿâëÿåòñÿ áîëåå ïðåäïî÷òèòåëüíûì,
ïîñêîëüêóòàêèìîáðàçîìÂûçàùèùàåòåàóäèî-
îáîðóäîâàíèåîòâîçíèêíîâåíèÿïåðåãðóçêèè
ñîõðàíÿåòåäèíàìèêóñèãíàëà(headroom).