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Martin Audio – MA2.8s (ETL) Amplifier

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C O N NE C T I O N S

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3 8dB

3 5dB

3 2dB

2 9dB

2 6dB

2 3dB

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GAIN

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Current consumption: 5 .2 A

2 30 -2 4 0V 50 -6 0Hz

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CONTENTS

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Содержание MA2.8s (ETL)

Страница 1: ... 8 5 4 IMPEDANCE MATCHING MLS SWITCH 9 5 4 1 THE MLS TECHNOLOGY 10 5 4 2 THE PROBLEM 10 5 4 3 THE SOLUTION 10 6 INSTALLATION 10 6 1 MOUNTING 10 6 2 COOLING 10 6 3 OPERATING VOLTAGE 11 6 4 DENMARK 11 6 5 SWITZERLAND 11 6 6 GROUNDING 11 6 7 POWER CONSUMPTION 11 6 7 1 CALCULATION 12 7 CONNECTIONS 13 7 1 INPUT CONNECTIONS 13 7 1 1 BALANCED INPUTS 13 7 1 2 UNBALANCED INPUTS 13 7 2 CONNECTING SPEAKERS 1...

Страница 2: ...ON To reduce the risk of fire or electric shock do not remove screws There are no user serviceable parts inside this amplifier Refer servicing to qualified personnel only 3 4 Important Safety Instructions Before using your amplifier please read the operating instructions and the safety suggestions 1 Keep this manual for future reference 2 Do not operate the amplifier if liquid ingress is suspected...

Страница 3: ...esponsibility RX GV SH D NH U G DP DJ H RX U DP S OLILH U LV YH U S R ZH UIXO DQ G FDQ E H S RWHQ WLD OO G DQ JH URX V WR ER WK OR XG VS H DNHUV D QG K X PD QV DOLNH 0D Q ORX GVSH D NH UV FD Q EH HD VLO GD PD J HG R U G HVWUR H G E RYHUS RZ HULQJ HVS HFLD OO Z LWK WKH KLJK S R ZH U D YD LODE OH IUR P D E ULGJ H G DP SOLILHU OZ D V FKH FN WK H ORX GVS HD NH U V FRQ WLQ XR XV DQ G S HD N SR Z HU FD ...

Страница 4: ...H R I Q RQ DS SURYH G SD FND JLQJ 4 2 Front Panel 40dB PR OTE CT CLIP ON PR OTE CT CLIP 40dB ON MA2 8s 0 1 1 7 3 4 2 7 8 2 5 6 D UU S UR WHF WLRQ KD QG OH RWK KD Q GOHV FD Q EH XVHG WR FDUU WK H D PS OLILH U WK H D OVR D FW DV S URWHFWLR Q IR U WKH IURQ W S DQ HO Q IL HG LQ VWDOOD WLR QV RU Z KH UH UD FN IURQ W FR YHUV D UH WRR VK DOORZ WK H PD E H UH P RYHG E X QVFUH ZLQ J WK H UHWDLQ LQ J ER OWV...

Страница 5: ...k Pat ents SE 90 03426 EP 0 483094 US 52 00711 Clip Limiter B O n O ff 0 2 4 5 MLS switch dB MLS switch OUTPUT CH B STE REO Must be grounded XLR Pin 1 Scrn Sleeve 2 Pos Tip 3 Neg Ring 1 4 Made in the EE C by MA2 8s 2X WS X W 6 SH DN HU FR QQ H FWRU 7 KH 6 SH DNRQ FR QQ H FWRU IURP 1 HX WULN PD E H XQ ID P LOLD U WR VR P H XVH UV IXOO G HVFULS WLR Q LV IR XQ G LQ WKH R SH UDWLR Q VHFWLRQ 6H H S DJ ...

Страница 6: ...R X WS XW VR WK H K HD G UR RP Z LOO E H G HFUH D VH G R Q PL H U R U FUR VVRYH U R XWSX WV Q D Q DFWLYHO G ULYH Q V VWH P WKH UH LV X VXD OO D G HG LFD WH G ORX GVS HD NH U S UR FH VVR U RU FR QWUR OOH U IR U WK H ORX G VS HD NH U V VWHP 0R VW OR X GVSH DNH U P DQ XIDFWXUHUV UHFRP P HQ G D VSH FLILF J D LQ IRU WK H D PS OLILH UV IR U XVH Z LWK WKH LU FRQ WUROOHUV DLQ 7 KH UH D UH HLJ KW S RVLWLRQ...

Страница 7: ...H IUR Q W SD Q HO FRQ WURO WK H UHVSH FWLYH FK DQ QH OV OH YH OV 1 HY HU F R QQ HF W H LWKH U R XWS XW WHUP LQ DO WR J UR X QG R U LQ SD UDOOH O 7 KH UH FR PP H QG HG P LQ LP XP QR PLQ DO LPS H GD QFH IR U VWH UH R R U WD Q GH P R SH UD WLR Q LV R KP V S HU FK DQ QH O 1 RWHV IR U DP S OLILHU WH VWLQJ 1 27 K DQ QH O LV D OZ D V S RODULW UH YH UVHG RQ WK H LQ SX W DQ G S RODULW UH YH UVHG ED FN RQ W...

Страница 8: ... Q S R VLWLRQ 8 3 D QG X VH HLWK H U RI WK H LQ S XW FRQ Q HFWR UV RU R X FD Q X VH WK H UH PD LQLQJ LQS XW FR QQ HFWRUV WR FD UU D S DUD OOHO VLJQ DO WR R WKH U DP S OLILH UV R WK D QG OHYHO D WWH QX D WR UV P X VW E H LQ WK H VDP H S RVLWLRQ H UH FR P PH QG WK H D UH X VH G LQ WK H G IXOO FOR FNZLVH SR VLWLR Q 7 KH ORX G VS HD NHU VKR X OG Q R Z EH FR QQ HFWHG WR FKD QQ H O R XWSX W 6 SH DNRQ VK...

Страница 9: ... J WKH D PS OLILH U D V LW LV ZH OO SURWHFWHG H YH Q GR Z Q WR RK P V I R X D UH X Q VX UH R U ZK H UH WLP H G RH V Q RW S H UP LW H S HULP H QWDWLRQ XVH WKH GH ID XOW S RVLWLRQ V 7 KH 0 V D P SOLILH U LV D S RZ HU FR QYH UWHU D QG E VHOHFWLQ J 0 6 S RVLWLRQ V RX D UH DOORFDWLQ J D S R UWLR Q R I WK H Z DWWV R I S RZ H U MA2 8s MLS SWITCH SETTING LOAD CONFIGURATION 5 dB 4 dB 2 dB 0 dB 16 ohms Ster...

Страница 10: ...H UH Z LWK WKH UH TX LUH PH QW E WK H OR XG VSH DNH U LP SH G DQ FH FX UYH 6 INSTALLATION 6 1 Mounting 7 KH D PS OLILH U LV WZ R UDFN X QLWV KLJK 8 D Q G ZH LJK V J OE V D Q G ZLOO PR XQ W LQ D VWD QG D UG UDFN P SOLILHUV P D E H VWD FNH G GLUH FWO R Q WR S R I HD FK RWKH U 7K H UH LV Q R QH H G IR U VSD FLQ J EH WZ H HQ X Q LWV I LW LV WK H LQWHQ WLR Q WR ILOO D UDFN ZLWK DP S OLILHUV ZH UH FR PP...

Страница 11: ...UQD WLYH LW FDQ E H K DUG Z LUHG WR D FD SD FLW FLUFX LW DQ G E UH DNHU 6 5 Switzerland 1 DWLR QD O G HYLDWLR Q FRQ FH UQLQJ LQ VWDOODWLR Q R I WK H 0 V 6 ZLVV VD IH W UH JX OD WLR Q VWLSX OD WHV WK DW W S H P DLQV FR QQ HFWRUV PX VW EH XVHG 6 6 Grounding 7 KH UH LV Q R J UR XQ G OLIW VZLWFK R U WH UPLQD O R Q WK LV DP SOLILHU 7 KH VLJQ DO JURX QG LV D OZD V IORD WLQ J YLD D UHVLVWRU WR FKD VVLV D...

Страница 12: ...YLG LQ J WKH P D LQ V LQ S XW S R ZH U E WK H P DLQV YR OWDJ H H UH FR P PH QG R X WR GH VLJ Q WK H S RZ HU GLVWULE XWLR Q IRU D W OHD VW WK H FXUUH Q W DW SR Z HU DQ G SR ZH U IRU K H DY G XW GH P DQ GV VX FK D V FRQ FHUW WR X ULQJ DQ G LQ G XVWULDO P XVLF HWF 7 KH K HD W S RZ H U FD Q EH FD OFX OD WH G D V IR OOR ZV I D KH D GURR P ILJ XUH R I D W OH DVW G R I IXOO S RZ HU LV X VH G ZLWK D R KP ...

Страница 13: ... 7K H LQS XW LP SHG DQFH LV KLJ K HQR XJK N RK PV ED ODQ FH G WR DOORZ G DLV FKD LQ LQJ RU PX OWLSOH S DUD OOHO LQS XW FR QQ HFWLRQ V 7K H K HD GUR RP RI WK H LQS XW FLUFX LWV ZLOO DOVR DFFHS W WKH PD LP XP RX WSX W OHYHO IURP YLUWX DOO D Q OR Z OHYHO VLJQ DO VRX UFH DODQ FHG VLJQ DOV DUH OHVV VHQ VLWLYH WR K XP DQ G UDG LR LQWHUIHUHQFH 7K H VRX UFH LP SH GDQ FH VK RXOG E H OH VV WK DQ N RK PV WR ...

Страница 14: ... KD QQ HO 3 LQ 3LQ 2 XWS XW 7 KH ULJ K W 6 SH DNRQ K DQ Q HO K DV E R WK FKD Q QH O D QG RX WS X WV D YD LOD EOH VR LV X VH IXO IRU EULG J LQ J DQ G E L D PS R SH UD WLR Q VH H EULG J HG P R QR R SH UDWLR Q R Q SD J H 8 7K H OHIW 6 SH DNRQ KD QQ HO FD UULHV R Q O WKH FK DQ Q HO R X WS XW KD QQ HO DQ G L QWR WZR VH SD UD WH 6SH DNRQ V KD QQ HO DQ G L QWR R QH 6SH DNRQ 6WHUHR DQ G L DPS UL GJ HG PR ...

Страница 15: ...HQ EORZ D W K LJ K VSH HG EH IR UH JR LQ J LQWR LG OH D QG WK H WZ R E RWWRP J UH H Q V LOOXP LQ D WH WR VKR Z WKH D P SOLILH U LV R SH UD WLR QD O 8 3 Input attenuators 7 KH WZR LQ SX W OHYHO DWWH Q XD WR UV RQ WK H IURQ W S DQ H O DG MX VW WK H VLJ QD O OHYH O IR U WKH LU UH VS HFWLYH D PS OLILH U FK D QQ HO LQ D OO P RG HV 7 KH D UH FDOLEUDWH G LQ G WR K HOS WK H VHWWLQ J XS RI D FWLYH OR XG VS...

Страница 16: ...LFD WR U V ZLOO LOOX PLQ DWH LQG LFDWLQJ WK DW WKH DP SOLILHU LV D ER X W WR J R LQWR WKH UP DO VK XWG RZ Q IWHU ILYH VH FR QG V WKH D P SOLILH U Z LOO J R LQ WR WK H UP DO S URWHFW E PX WLQ J WKH LQS X W VLJ QD O IWH U VH FR QG V WKH D PS OLILH U ZLOO KD YH FR ROH G GR ZQ HQ RX J K IR U WKH D P SOLILH U WR FRP H RX W R I VKX WG RZ Q D QG RS HUDWH D V Q RUPD O I WK H OR DG FRQ GLWLR QV UH PD LQ X ...

Страница 17: ...OLILHU D QG WK H OLNHO FD X VH LV D Q XQ VHFXUH G 6 SH DNRQ FR QQ H FWRU R U OR R VH WHUP LQ DWLRQ KH FN D OVR WK DW WKH 9 S UR WH FWLRQ LV Q RW D FWLYD WHG I LW LV UH PR YH WK H FDX VH RI WK H KLJK IUHT X HQ F R VFLOOD WLRQ V IUR P WKH UHOH YD QW LQ SX W DX OW 7 KH D P SOLILH U J RH V LQWR WKH UP D O SURWH FWLR Q Z KH Q G ULYH Q D W OR Z OHY H O KH FN WK DW WK HUH LV QR VK RUW FLUFX LW SUHVHQ W D...

Страница 18: ... QW Z H DWKH U FRQ GLWLR QV DQ G QR UPD O Z HD U DQ G WHD U 8 Q LWV R Q ZK LFK WKH VH ULDO QX PE H U KD V E HH Q UHP RYHG RU G H ID FH G Z LOO Q RW E H H OLJLE OH IRU ZD UUD QW VH UYLFH 0 5 7 1 8 2 7 VK D OO Q R W EH UH VS RQ VLE OH IR U DQ LQFLG H QWDO RU FRQ VHT XH Q WLDO G D PD JH V ZLWK UH VS H FW WR WKH S UR G XFWV ZD UUDQ WHG 0 5 7 1 8 2 7 UH VHUYH WK H ULJ KW WR P DNH FKD QJ H V RU LP SURYH...

Страница 19: ... PV V YH UVLRQ 9 YH UVLRQ 4 XLHVFH Q W FX UUH QW Q R OR D G UP V UP V W K X OO S R ZH U ER WK FK DQ QH OV GULYH Q UP V UPV U G X OO S R ZH U ER WK FK DQ QH OV GULYH Q UP V UPV XOO SR Z HU K WKG UP V UPV 6 72 57 21 7 WR IX OO S RZ H U 7 G EH OR Z FOLS 0 G EH OR Z FOLS 80 1 2 6 G 11 6 3 5 7 2 1 G 2 87 38 7 03 1 P 1 6 5 7 9 6 13 87 6 3 VZLWFK VH OH FWDE OH JD LQ 5H I 1 IR U IX OO SR Z HU 0 6 G PS HG ...

Страница 20: ... UH H Q V 5 HD U 3D Q HO QS XW R QQ HFWRUV 1 HX WULN R PE R S LQ 3 K RH QL 2 XWSX W RQ QH FWR UV 1 HX WULN 6 SH DNRQ V OLS LP LWHUV 3 XVK 6Z LWFK 21 2 S HU KD Q QH O 0 6 6 ZLWFK HV G G G G 6 SH DNRQ DQ G R P Eº MD FN D UH UH JLVWHUH G 7UD GH PD UNV R I 1 HX WULN LHFKWHQ VWH LQ 0 6 D UH UH JLVWH UH G 7UD GH PD UNV R I DE UX SS HQ XQ JVED FND 6 Z HG HQ All material 2007 Martin Audio Ltd Subject to c...

Страница 21: ... England Telephone 44 0 1494 535312 Facsimile 44 0 1494 438669 Web www martin audio com E mail info martin audio com The Martin Experience Please Click here to return to main menu Please Click here to visit our website All material 2007 Martin Audio Ltd Subject to change without notice CONTENTS PRINT GUIDES ...

Страница 22: ...The Martin Experience ENGLISH MA2 8s ETL Amplifier User s Guide All material 2007 Martin Audio Ltd Subject to change without notice CONTENTS PRINT GUIDES ...

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