- DL manuals
- Mackie
- Speakers
- SRM450v2
- Owner's Manual
Mackie SRM450v2 Owner's Manual
Summary of SRM450v2
Page 1
> f = 4 a ½ b powered loudspeaker srm450v2.
Page 2
2 important safety instructions caution avis risk of electric shock. Do not open risque de choc electrique. Ne pas ouvrir caution: to reduce the risk of electric shock do not remove cover (or back) no user-serviceable parts inside. Refer servicing to qualified personnel attention: pour eviter les ri...
Page 3: Contents
3 don’t forget to visit our website at www.Mackie.Com for more information about this and other mackie products. Loudspeaker 1 loudspeaker 2 please write the serial number for your srm450v2 here (or for both srm450v2s if you have two) for future reference (i.E., insurance claims, tech support, retur...
Page 4: Introduction
4 introduction thank you for choosing loud technologies’ mackie active sound reinforcement loudspeakers. The srm450v2 is a redesigned version of our popular srm450 active loudspeaker. With its newly designed class-d fast-recovery amplifiers, high-output compression driver, and 12" woofer, it produces...
Page 5
5 the cabinet the srm450v2 cabinet was designed to be the strongest molded composite cabinet on the planet. This material is as strong as concrete, and rigid enough to prevent unwanted vibrations in the cabinet. It has built-in fly points for hanging, and a socket in the bottom for mounting on a trip...
Page 6: Hookup Diagrams
6 hookup diagrams quick start 1. Start with the following settings on the back of the srm450v2: turn the power switch off (down). Set the timed turnoff, contour, and low cut switches out. Warning: turn the level control down (counterclockwise) before every use. If not, you could be in for a startlin...
Page 7
7 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 pea...
Page 8: Rear Panel Description
8 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 rear panel description 5. Thermal indicator this led lights if the heatsink temperature exceeds a safe operating temperature and triggers ...
Page 9
9 8. Level this is used to adjust the signal level going into the built-in power amplifiers, from off, up to 40 db of gain. Since the srm450v2 incorporates mackie’s world-class low-noise mic preamp technology, you can connect either a line-level or a microphone-level signal to the input, and use this...
Page 10: Placement
10 placement the srm450v2 active speakers are designed to sit on the floor, a tabletop, or to fit on a standard tripod speaker stand. They can also be suspended by the rigging points, shown opposite. You can lay the cabinet down on its side and use the srm450v2 as a floor monitor. The asymmetrical trap...
Page 11: Rigging
11 here are some other placement tips: s !Voidplacingloudspeakersinthecornersofaroom this increases the low-frequency output and can cause the sound to be muddy and indistinct. S !Voidplacingloudspeakersagainstawall4histoo increases the low frequency output, though not as much as corner placement. H...
Page 12: Ac Power Considerations
12 ac power considerations thermal considerations heatsink thermal peak low cut the amplifiers inside the srm450v2s are convection cooled by a large heatsink. For efficient cooling, it is important to allow at least six inches of free space behind the srm450v2. If you use the srm450v2 on its side for ...
Page 13
13 for the us 120 v model: a maximum of five srm450v2s can be connected per 15a service. This allows each srm450v2 to be safely operated at its maximum level. When turning your system on, turn on the srm450v2s last. This will stop any turn-on thumps and bangs from your source equipment being amplified...
Page 14: Service Information
14 service information one side is way louder than the other! S !Rethe,%6%,controlssetthesameonbothactive speakers? S #heckthe0!.Controlorbalanceonthesignalsource it may be turned too far to one side. If you’re using a stereo signal source, it may be delivering an out-of- balance stereo signal. S 4r...
Page 15
15 join (+insulate) balun balun shield 1 2 3 xlr rca 3-conductor cable noise s -akesureallconnectionstotheactivespeakers are good. S -akesurenoneofthesignalcablesareroutednear ac cables, power transformers, or other emi-inducing devices. S )stherealightdimmerorother3#2baseddeviceon the same ac circu...
Page 16: Care and Maintenance
16 repair dimensions for warranty service, refer to the warranty information on page 19. Non-warranty service for mackie products is available at a factory-authorized service center. To locate your nearest service center, visit www.Mackie. Com, click “support” and select “locate a service center.” s...
Page 17: Srm450V2 Specifications
17 srm450v2 specifications line input power us 120 vac, 60hz recommended amperage service 2.5 amps europe 230 vac, 50hz recommended amperage service 1.25 amps japan 100 vac, 50/60hz recommended amperage service 3.0 amps ac connector 3-pin iec 250 vac control system function electronic crossover phas...
Page 18: Srm450V2 Block Diagram
18 srm450v2 block diagram input th ru 2 3 1 2 j15 3 1 h i- pa ss low cut cont our compressor th res h old compressor sweeping fil ter lo -p a ss del a y 176us h i- freq 40 -120 h z lo -frequency driver twee t lo -freq a mp h i- freq a mp sense resis to r b a ss contr ol ser vo loop woof pe a k lig h...
Page 19: Mackie Limited Warranty
19 mackie limited warranty please keep your sales receipt in a safe place. This limited product warranty (“product warranty”) is provided by loud technologies inc. (“loud”) and is applicable to products purchased in the united states or canada through a loud-authorized reseller or dealer. The produc...
Page 20
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