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All material © 2

 

1.1 

Carefully op
 
Every Marti
in perfect co
carton and a
 

 

 

1.2  

The MA2.8
Rear suppo
amplifier at 
 
Your MA2.8
Drawn by a
components
by heat sin
heat sink re
extreme the
 
If either hea
another sen
cooling air 
around the 
can flow wit
rack space 
top of each 

 

2010 Martin Aud

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all packing m

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ort mounting 

the rear in a

8Q amplifier
an internal f

s. The MA2.8

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ermal load, th

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is forced out

sides of the 

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of opening i

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dio Ltd. Subject

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ping carton a

plifier is com

you find any 

materials for t

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s will mount 

holes are al

a 19” rack. 

r uses a forc

fan, air ente

8Q series am

re sensing c
hich keeps f

he fan will fo

too hot, its 

shuts down i

t through the

amplifier to 

ance. If you a

n the front o

pace needed 

t to change with

Insta

and check for

pletely teste

damage, no

the carrier's 

in a standa

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ced-air cooli

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mplifiers feat
circuits: the f

fan noise to 

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sensing circ

ts circuit to c

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allow the air

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f the rack for

between un

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allation a

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ed and inspec

otify the ship

inspection.

rd 19" rack. 
. These sho

ng system t

the slots in 

ture an "intel

fan speed w

a minimum 

arge volume o

cuit will redu

cut off power

e chassis (se

r to escape. 

rack with clo

r every four 

its), starting 

                

and oper

able damage

cted before l

ping compan

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uld always w

to maintain 

the front pa

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will increase o

and helps c

of air through

ce the outpu

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osed backs, 

amplifiers. A

from the bot

                

ration 

e. 

leaving the fa

ny immediate

panel mount

we used to s

a low, even 

anel and cou

ble-speed DC

only when th

cut dust acc
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ut power. If 

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o make sure
mounted, ma

there must b

Amplifiers ma

ttom of the ra

                

factory and s

ely. Be sure

ting holes a

support the w

 operating t

urses over a

C fan which 

he temperatu

cumulation in

nks. 

the amplifie

emperature. T

e there is en

ake sure the

be at least o

ay be stacke

ack. 

 

           6 

should arrive

 to save the

 

re provided.

weight of the

emperature.

and through

is controlled

ure of either

nside. Under

r overheats,

The exhaust

nough space
e exhaust air

one standard

d directly on

 
 

 
 

 
 
 


 

 

 
 

Summary of Contents for MA2.8Q - SCHEMA

Page 1: ...The Martin Experience MA2 8Q High Performance Amplifier User Guide All material 2010 Martin Audio Ltd Subject to change without notice ...

Page 2: ...Blo The Spe Tec dio Ltd Subject s and oper packing unting erating Pre Main con nnecting I nnecting O ettings roduction e LED indi ort circuit ermal prot fault prote nance aning rvice st remova otes ck diagram ermal Diss ecification chnical Dra t to change with C ration ecautions nection nputs Outputs cators protection ection ection l m sipation n awing hout notice onten s n ts 1 3 6 6 6 7 7 8 9 10...

Page 3: ...n tested e product f 000 3 2 E omestic env ired to take and found safety requi and found Rules Thes en the equi can radiate manual ma residential a ct the interfe hout notice s remove the ctions This result in pote nstructions f d to comply rd for audio cause radio and found family stand EN 61000 3 vironment th adequate m to comply rements St to comply se limits are ipment is o radio frequ ay caus...

Page 4: ...drip atus sively by ear his fundame nel red responsi k verify that th ection is cap quids into or ectrical powe emoving the ch like lighte dinary and e re among th ower than ma ifier and to u e for damag he amplifier level is high neously whi seconds be pops or crac sembly hout notice ning no where it will n xposed to di and internal nvironment m on heat gene ources ners and TV n of the pictu mois...

Page 5: ...u d volume ock hazar r is capable o aker wiring w important i carefully b aler t to change with use amplifie rd of producing while the amp information efore opera hout notice ers of this p hazardous o plifier is oper on operati ating your a ower range output voltag rating ng your Ma amplifier If for more hea ges To avoid rtin Audio a you have a adroom cle d electrical s amplifier co any questio 4 ...

Page 6: ...M technolog reliability sm ler converti to the audio mpling frequ offer incredib ace and wei ed against e eliver maxim blems at the d hout notice troducti fier technolo fiers come c ions in heat can be use rches cinem Audio MA2 h greatly re mption to be 5 of the inp hat MA2 8Q ciency only a aximum leve same volum w end the erformance ping factor gy that has b mall size low ing the vari input uenci...

Page 7: ...ing circ ts circuit to c e rear of the allow the air are using a r f the rack for between un hout notice allation a r any noticea ed and inspec otify the ship inspection rd 19 rack These sho ng system t the slots in ture an intel fan speed w a minimum arge volume o cuit will redu cut off power e chassis se r to escape rack with clo r every four its starting and oper able damage cted before l ping ...

Page 8: ... any in the gain co evel at the in uild them yo y faulty cabl e free reliab tion mains be sur a the IEC typ that your AC ve load for t The system portant to c hout notice nd is the sam improper AC nput or outpu ntrols muted puts ourself use es Use goo ility re that the pe connecto C mains pow the mains n allows perfo connect the me as that p C voltage is ut connection d during pow good quali od qu...

Page 9: ...the s the connect must consider d in the rear tor to carry s t to change with ts 3 pin XLR fe tion of analog r that unbala panel is for d signal to othe hout notice emale on the g input for ba anced long lin direct paralle er amps e rear of the a alanced and nes can intro eling the rea amplifier unbalanced oduce noise i r input conn line You ca in the audio s ectors You 8 an use either system can ...

Page 10: ...sho t of phase in cter Channe rity the ene sub bass etc n all measur e mode the trols of both hout notice dspeaker co efore conne on connector ctor losses in o mode for e ould be treat nternally co el A C are rgy storage c and impro rement equ link switch h channels m onnectors w ecting the lo rs Consult th n the speake each channe ted as the ne orrected by run in phase in the pow oves the pow ipm...

Page 11: ...oduc right shows mplifier panel contro tal control an status of th es a logarith nstructions n the man dio Ltd Subject 2 ction the front pa ols and indic nd detailed i he amplifier hmic scale fr below caref ny function t to change with S anel of the cators give nformation The gain rom to fully which s of the hout notice Setup an nd setting gs 10 ...

Page 12: ...s redu 3 and 4 are id t to change with ors panel of chan output stage signal LED is ady LED w eady to use cing the out dentical hout notice nnels 1 And e of the corre s illuminated when illumina The temp tput power 2 of the MA esponding c d when the s ated indicate LED when due to an o A2 8Q The hannel The ignal is pres es that the st lit indicates over heated clip LED w signal 18d sent in the in ...

Page 13: ...requirements e output pow hermal sensi he amplifier w to 75 C It on gy appears a r The ampli eliability of th otection F from the ou hout notice Prote diately at turn e amplifier s inactive In th an auto res cuit is still pr iable speed s If the hea wer is reduce ing circuitry w will automati is possible at a channe fier shutdow e MA2 8Q utputs and ke ection n off the am output trans he event of a...

Page 14: ...ds repa moval nvironments ou may use r more comp t to change with AC main sou arts in your air contact yo the front fi compressed prehensive c hout notice User Ma urce first us MA2 8Q a our Martin A ilters clog w d air to remov cleaning uns intenanc e a soft clot amplifier Re Audio dealer o with dust and ve the dust fr screw the ret ce th and mild n fer servicing or distributor d dirt after p rom ...

Page 15: ...hange with 5 against manu riginal purcha udio will at i uct is returne butor responsible f ment weather e instructions ther warranty hout notice Warra ufacturing de ase its discretion ed in its origin for defects c r conditions s provided b y is express anty efects in mat n either repa nal packagin caused by u act of God o by Martin A ed or implied erials or craf ir or replace g shipping p nauthor...

Page 16: ...All material 2 7 1 The diagram 2010 Martin Aud Block d m below show dio Ltd Subject diagram ws the ampli t to change with 7 T ifier block dia hout notice Technica agram 1 Ch al notes annel shown n 15 ...

Page 17: ...00 N A N A amplifier sw y must includ ent the risk o t to change with tion Martin AC Ma 230V AC 0 13 0 2 Ampe 1 3 2 2 N A 2 3 4 1 N A witched off is de a bleed of shock from hout notice Audio M ains 115V AC 0 09 0 4 ere 2 6 4 4 N A 4 5 8 2 N A not zero bec resistor acro m an amplifie MA2 8Q W Out I 0 1 0 3 W 180 2 350 4 N A N 360 4 700 8 N A N cause to com oss the inco r disconnecte Watt In Dissip...

Page 18: ...g nput signal pr t to change with eutrik 4 pole rmal protec system clip resence LED hout notice Balance e Speakon co ction short p limiter an D 115 2 0 05 from 0 05 from 0 02 from ed to ground 10 onnectors pi circuit prote d permanen 30V 15 Standard 1 R 50V μ 11 m 1W to full p m 1W to full p 1W to full po XLR female 0KOhm each ns 1 2 par 2 x 4 ection over nt signal lim 15 50 6 0 7 3K 19 Rack 4 3 R...

Page 19: ...All material 2 7 4 2010 Martin Aud Technic dio Ltd Subject cal Drawin t to change with g hout notice 18 ...

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