Meyer-sound 650-P User Manual

Copyright © 1997, Meyer Sound Laboratories,Inc. All rights reservedPart #: 05.036.007.01 Rev BPatents PendingOperating Instructions650-PSelf-Powered S

10Driver TroubleshootingTroubleshooting with TPLThe TPL LED can indicate serious driver problems, ifinterpreted correctly. If one 650-P in a system ex

11• To reduce the risk of electric shock, disconnect the loud-speaker from the AC mains before installing audio cable.Reconnect the power cord only af

12Complementary power MOSFET output stages class AB/H1240 Watts (620 Watts per channel)< .02 %Acoustical1±4 dB 28  100Hz±30° 45  145Hz136 dB peak

13Controls and ConnectorsRear User Panel shown with the optionalRemote Monitoring System (RMS) panelEuropean User Panel withIEC 309 connector

14DimensionsFront SideTopAll units in inches

15Notes

16Meyer Sound Laboratories, Inc.2832 San Pablo AvenueBerkeley, California 94702Telephone: 510 - 486 - 1166FAX: 510 - 486 - 8356E-mail: techsupport@mey

2ContentsIntroduction ... 3AC Power ...

3IntroductionThe 650-P, Meyer Sound’s most powerful self-poweredsubwoofer, contains independent amplifier and controlelectronics for two 18” drivers

4Current RequirementsThe 650-P presents a dynamic load to the AC mainswhich causes the amount of current to fluctuate be-tween quiet and loud operatin

5Power Connector Wiring ConventionsUse the following AC cable wiring diagram to createinternational or special-purpose power connectors:brown = hotblu

6When the safe continuous power level is exceeded, asingle limiter engages, affecting both amplifier channelsequally. TPL activity is indicated by the

7Configuration, Placement,and PolarityDesigning a full-range system requires an understandingof how subwoofers respond when grouped together,how they

8Measurement and SystemIntegration ToolsIt is essential that even the most carefully assembledsound systems be analyzed with precise measurementtools.

9LD-1A with 650-P and MSL-4Using the LD-1A’s Lo Cut filter for the CH 1 Mid-Hioutput also eliminates the low frequency rise caused bythe frequency res