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12

TECHNICAL SPECIFICATIONS

M3

INPUTS

2 Electronically Balanced

IMPEDANCE

20K ohms (10K ohms per leg single ended)

CMRR

60dB 20Hz – 10KHz

CONNECTORS

3 Pin female XLR

OUTPUTS

4 Electronically Balanced

SOURCE IMPEDANCE

62 ohms

MIN LOAD IMPEDANCE

600 ohms

MAX OUTPUT

+20dBu into 600 ohms

CONNECTORS

3 Pin Male XLR

FREQUENCY RESPONSE -3dB @ 18 Hz 12dB/octave

-3dB @ 45KHz 12dB/octave 
(ultimately set by system parameters)

DISNOISE

0.01% THD @ 2V output (limiters cancelled)

NOISE/

>100dB @ 2V output

NOISE RATIO

LIMITERS

Individual for each channel. 
Ratio 20:1.Threshold range -12dBu to +12dBu
in 16 steps

MAINS SUPPLY

Captive 2m 3 core cable with integral
U.K. 3 pin plug

MAINS VOLTAGE

Internally selectable by hard wire link 
100-120/220-240V
AC, 50/60Hz.Voltage tolerance 
on each setting 

±

10%

MAINS FUSE

100-120V and 220-240V: - 160mA Type ‘T’ (L)

DIMENSIONS (W) 482mm x (H) 44mm x (D) 155mm

(W) 19ins x (H) 1.75ins x (D) 6.1ins

WEIGHT

2.4Kg

SHIPPING DIMENSIONS

(W) 545mm x (H) 120mm x (D) 235mm
(W) 21.5ins x (H) 4.7ins x (D) 9.3ins 

SHIPPING WEIGHT

2.9Kg

Due to our policy of continuous product improvement all specifications are
subject to change without notice.

Martin Audio – M3 System Controller

E

NGLISH

11

CONTENTS

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GUIDES

Summary of Contents for M3 - SCHEMATICS

Page 1: ...8 sub bass M3 F12 F15SP 6 7 2 Bi amped systems 7 7 2 1 F12 F15 with S15 S18 sub bass M3 F12 F15 7 7 2 2 F12 F15 with S218 sub bass M3 F12 F15S2 7 7 2 3 H2 Passive with S218 sub bass M3 H2P 7 7 2 4 H3...

Page 2: ...tors cannot accept responsibility for damage to any returned product through the use of non approved packaging 3 INSTALLATION The M3 requires a vertical rack space of 1U 1 75 44 5mm As with any low le...

Page 3: ...ctory in either 100 120V or 200 240V versions Mains voltage tolerance 10 on each setting Fuse type T semi delay 160mA L 100 120V Fuse type T semi delay 160mA L 220 240V NO ATTEMPT SHOULD BE MADE BY TH...

Page 4: ...3 Always use 2 core plus screen balanced type signal cables even for unbalanced circuits The cable screen should be regarded as separate from the signal return even if they are connected together at...

Page 5: ...e being used and in which configuration the mode switch on the front panel will have to be changed from the High Pass position Green LED ON to the Full Range position Red LED ON In the high pass mode...

Page 6: ...or an additional amplifier The switch at the rear of the sub bass enclosure should be switched to passive and a link lead run from the sub bass to the F12 F15 This configuration will present a 4 ohm l...

Page 7: ...m Controller ENGLISH 7 S15 S18 F12 F15 M3 Controller M3 F12 F15 Ch2 Out Ch1 Out Left In Figure13 Amplifier s S218 F12 F15 M3 Controller M3 F12 F15S2 Ch2 Out Ch1 Out Left In Figure14 Amplifier s Mode S...

Page 8: ...r s S218 H2 ACTIVE M3 Controller M3 H2A M3 Controller M3 218H2A Ch2 Out Ch2 Out Ch1 Out Ch1 Out Left In Left In Figure17 Amplifiers Mode Switch High pass Green LED J7 J8 J9 J10 IN J15 J16 POSITION A J...

Page 9: ...of the controller and duplicated in Section 6 Each output channel limiter sets a maximum voltage level from the M3 which in turn sets the maximum continuous voltage that the amplifier can present to...

Page 10: ...power outputs into 4 ohms per channel F12 400 650W F15 400 800W H2 MF MF HF 400 650W H2 HF 100 400W H3 LF 400 1000W H3 MF HF 400 650W S15 400 1000W S18 400 1000W S218 800 2000W 11 WARRANTY Martin Audi...

Page 11: ...SE RATIO LIMITERS Individual for each channel Ratio 20 1 Threshold range 12dBu to 12dBu in 16 steps MAINS SUPPLY Captive 2m 3 core cable with integral U K 3 pin plug MAINS VOLTAGE Internally selectabl...

Page 12: ...kinghamshire HP12 3SL 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 MARTIN AUDIO L O N D O N Please Click he...

Page 13: ...MARTIN AUDIO L O N D O N The Martin Experience ENGLISH M3 System Controller User s Guide CONTENTS PRINT GUIDES...

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