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SRM450v2: USING A MICROPHONE AND THE THRU jACK

SRM450v2: 3-WAY SYSTEM WITH A POWERED SUBWOOFER

POWER

SIGNAL PRESENT

INPUT

THRU

THERMAL

PEAK

TIMED TURNOFF

ON

OFF

CONTOUR

LOW CUT

ON

75Hz

12k/AIR

100Hz

+3dB 

MIC

LINE

LEVEL

(+4dBu)

NORMAL

+40dB

O

O

O

PARALLEL

POWER

SIGNAL PRESENT

INPUT

THRU

THERMAL

PEAK

TIMED TURNOFF

ON

OFF

CONTOUR

LOW CUT

ON

75Hz

12k/AIR

100Hz

+3dB 

MIC

LINE

LEVEL

(+4dBu)

NORMAL

+40dB

O

O

O

PARALLEL

THRU

Output

Dynamic

Microphone

For microphone connections, you can daisy-

chain up to two SRM450vs using the THRU jacks 
as shown.

Take great care to point any microphones 

away from the SRM450vs, otherwise you may get 
feedback.

Power

Cord

Power

Cord

Pole

Mount

Pole

Mount

Line-level

Hi-pass

out

Line-level

Hi-pass

out

Full

Range

Full

Range

Power

Cords

Power

Cords

SWA1501

plays the low

frequencies

SWA1501

plays the low

frequencies

ACTIVE

ACTIVE

PREMIUM ANALOG MIXER

w/ PERKINS EQ & FIREWIRE OPTION

1

2

3

4

5

6

7

8

9

10

11

12

The SRM450v can be used 

with a Mackie SWA1501 (or 
SWA1801z or SWA801z) sub-
woofer to create an incredibly 
powerful system. 

The active crossover inside 

the SWA1501 splits the full-
range input signal into two 
ranges. The SWA1501 plays the 
low-frequency range through its 
500 watt amplifier and 15-inch 
woofer, and sends the high-pass 
range to the SRM450v.

The SRM450v can be pole 

mounted on top of the SWA1501 
as shown using the optional 
SPM100 Speaker Pole Mount, 
saving the cost of a more expen-
sive tripod stand.

Summary of Contents for SRM450v2

Page 1: ...SRM450v2 Active Sound Reinforcement SPEAKEr USer s manual...

Page 2: ...an Department of Communications ATTENTION Le pr sent appareil num rique n met pas de bruits radio lectriques d passant las limites applicables aux appareils num riques de class A de class B selon le c...

Page 3: ...TRODUCTION 4 HOOKUP DIAGRAMS 6 Quick Start 6 REAR PANEL DESCRIPTION 8 1 IEC Socket 8 2 POWER Switch 8 3 POWER ON Indicator 8 4 TIMED TURNOFF 8 5 THERMAL Indicator 8 6 CONTOUR 8 7 LOW CUT 8 8 LEVEL 9 9...

Page 4: ...de the following features The low frequency amplifier produces up to 540 watts peak 300 continuous before clipping The high frequency amplifier produces up to 150 watts peak 100 continuous before clip...

Page 5: ...amplifier only receives the correct frequency range for its driver The amplifiers are designed specifically for these speaker load impedances There is no guesswork as to what load each amplifier has...

Page 6: ...LEVEL control before investigating There may be a mixer or preamplifier mute or tape switch engaged or a mic switch off SRM450v2 STEREO OPERATION WITH A MIXER and using the thru jack POWER SIGNAL PRES...

Page 7: ...et feedback Power Cord Power Cord Pole Mount Pole Mount Line level Hi pass out Line level Hi pass out Full Range Full Range Power Cords Power Cords SWA1501 plays the low frequencies SWA1501 plays the...

Page 8: ...g the SRM450v2 as a stage monitor This allows the bass amplifier to utilize its power for those frequencies useful in stage monitor applications The SRM450v2 has several connectors controls and indica...

Page 9: ...el It senses the signal just prior to the LEVEL control so even if the LEVEL control is turned down the SIGNAL PRESENT indicator still works letting you know there is a signal present at the input bef...

Page 10: ...50v2 helps to minimize the problems that typically arise Balanced XLR Connectors CONNECTIONS The SRM450v2 has a female XLR input that accepts a balanced or unbalanced mic or line level signal When con...

Page 11: ...d However in most cases these remedies are not possible or practical So what do you do Making the sound system louder generally doesn t work because the reflections become louder too The best approach...

Page 12: ...450v2 120V model draws 2 5 amps on average 1 3 amps for the 240V model Under normal con ditions the current draw is below 1 amp We recommend that a stiff robust supply of AC power be used because the...

Page 13: ...u are plugging into an AC power distribu tion system you know nothing about You may even be faced with 2 wire outlets that are missing the third safety ground pin It s a good idea to have a three wire...

Page 14: ...ith a non lubricating electrical contact cleaner If you think your Mackie product has a problem please check out the following troubleshooting tips and do your best to confirm the problem Visit the Su...

Page 15: ...rface between the devices and exacerbated by the fact that most consumer audio equipment have a two wire linecord without the third pin safety ground Use an interconnect cable wired as shown below The...

Page 16: ...able service if you follow these guidelines Avoid exposing the loudspeakers to moisture If they are set up outdoors be sure they are under cover if you expect rain or you live in Washington Avoid expo...

Page 17: ...names mentioned are trademarks or registered trademarks of their respective holders and are hereby acknowledged 2003 2009 LOUD Technologies Inc All Rights Reserved System Specifications Frequency Res...

Page 18: ...FREQ AMP HI FREQ AMP SENSE RESISTOR BASS CONTROL SERVO LOOP WOOF PEAK LIGHT PEAK DETECTION MACKIE SRM450 v2 BLOCK DIAGRAM 05 16 08 THRESHOLD LPF THRESHOLD MID VDC LO VDC HI VDC POWER TRANSFORMER FUSE...

Page 19: ...ive will at its option either repair or replace any such nonconforming product provided that Customer gives notice of the noncompliance within the Warranty Period to the Company at www mackie com supp...

Page 20: ...Road NE Woodinville WA 98072 USA United States and Canada 800 898 3211 Europe Asia Central and South America 425 487 4333 Middle East and Africa 31 20 654 4000 Fax 425 487 4337 www mackie com E mail s...

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