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HD1501: 3-WAY MONO SUB SYSTEM WITH SRM450V2 LOUDSPEAKERS

Hookup Diagrams

MON

MAIN

4

3

2

1

5/6

7/8

9/10

11/12

SRM450v2

reproduces all

frequencies

above the

subwoofer’s 

crossover point

Left 

line level 

output

Right 

line level 

output

Power

Cord

Line-level

High Pass

output B

SRM450v2

reproduces all

frequencies

above the

subwoofer’s 

crossover point

Power

Cord

Line-level

High Pass

output A

HD1501 

input A

HD1501 

input B

Power

Cord

HD1501 subwoofer

reproduces the low

frequencies

ProFX12 Mixer 

This diagram shows the left line level output of a Mackie ProFX12 mixer feeding inputs A and B of one 

Mackie HD1501 subwoofer. Two SRM450v2 powered loudspeaker inputs are fed from the A and B High 

Pass outputs from the subwoofer. Experiment with the HD1501’s polarity switch to achieve optimum  

performance. Placement of the subwoofer relative to the full-range loudspeakers will also affect  

performance. See page 10 for more information.

4

HD1501

HD1501

Summary of Contents for HD1501

Page 1: ...HD1501 OWNER S MANUAL 15 Powered Subwoofer...

Page 2: ...ifications to this device not expressly approved by LOUD Technologies Inc could void the user s authority to operate the equipment under FCC rules 20 This apparatus does not exceed the Class A Class B...

Page 3: ...ropriate level and use the polarity switch to make sure the sub is in phase with the loudspeakers The integrated pole cup can accommodate a standard mounting pole so your favorite speaker has a nice p...

Page 4: ...gh Pass output A HD1501 input A HD1501 input B Power Cord HD1501 subwoofer reproduces the low frequencies ProFX12 Mixer This diagram shows the left line level output of a Mackie ProFX12 mixer feeding...

Page 5: ...01 subwoofer reproduces the low frequencies HD1501 input A HD1501 input A Left line level output Right line level output CFX12mkII Mixer This diagram shows the left and right line level outputs of a M...

Page 6: ...ty Invert switch on the HD1501 subwoofers to optimize performance See page 10 for more information Line level High Pass output A Line level High Pass output A Full Range output A to HD1501 input A Pow...

Page 7: ...As a general guide powered subwoofers should be turned on after the mixer and other sources but prior to full range speakers Additionally they should also be powered off after the tops but before the...

Page 8: ...ng passive loudspeakers The signal at these outputs is a direct copy of the input signals These outputs allow you to daisy chain multiple subwoofers and or send the full range signals to the main loud...

Page 9: ...NPUTS REVISION SERIAL NUMBER WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING...

Page 10: ...ecially if you are listening to just the subwoofer This is normal as our ears perceive them both as the same The polarity invert switch comes into play when the HD1501 subwoofer is paired with a louds...

Page 11: ...ating a built in thermal switch will activate muting the amplifier s output When the amplifier has cooled down to a safe operating temperature the thermal switch resets itself and the HD1501 resumes n...

Page 12: ...possible 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 Support section of our website www mackie...

Page 13: ...output impedance of 120 ohms then you can daisy chain up to nine HD1501s This is a load of 1222 ohms HD1501 input impedance 11 kohms 9 of these in parallel 1222 ohms Since microphones typically have a...

Page 14: ...peed fans Driver Protection Peak RMS Limiter Display LEDs Power Light ON Polarity Invert Thermal Sig Limit Front Power ON AC Power Requirements US 100 120 VAC 50 60 Hz 300 watts Europe 220 240 VAC 50...

Page 15: ...o potentially hazardous substances that are generally associated with EEE At the same time your cooperation in the correct disposal of this product will contribute to the effective usage of natural re...

Page 16: ...Signal Limit LED Thermal LED Polarity Invert LED LPF 100 Hz Overexcursion Protection HPF 45 Hz Thermal Monitoring Amp Limiter Polarity Invert Thermal Mute Normal Inverted Gain HD Subwoofer Processing...

Page 17: ...the Warranty Period to the Company at www mackie com support or by calling LOUD technical support at 1 800 898 3211 toll free in the U S and Canada during normal business hours Pacific Time excluding...

Page 18: ...SION SERIAL NUMBER WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFI...

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