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ADDITIONAL INFORMATION

Wall Outlet:  In the US 110V – 20 amp service preferred as 12 gauge wire, used for 20 
amp service, provides a better draw supply to the amplifier. There is a slight 
improvement in tightness and bass speed going from 16 amp to 20 amp

Rubber feet are included to provide isolation between bottom of sub and floor. This 
isolation is necessary for clean bass

Subwoofer response is complex and room interactive. In addition there is a break in 
period of about 2 weeks to attain best performance. We suggest moving the sub to a 
variety of different positions within the listening area

ROOM PLACEMENT

One of these placements may be best for your room/seating position. This can only be done 
empirically and takes quite a bit of time, trial and error. Listening, over a period of months, 
generally yields best sub position. 

Option 1 - Midway between front left and right main speakers. This position is generally 
preferred for its transitional coherence but is not “carved in stone”

Option 2 – Midway along sidewall relative to the listening position

Option 3 – Behind the listening position near a back wall corner. Note:  Placing the sub in 
a corner will increase output  between 3 - 6 db. Ironically this corner option is generally 
least desirable due to loss of bass detail

NON-AMPLIFIED VERSIONS (CI-HV15P / CI-HV18P)

Connect the positive speaker wire and negative speaker wire from the amplifier directly 
to the push terminals on the back of the subwoofer

Wire the positive speaker wire to the positive terminal and negative speaker wire to the 
negative terminal located on the back of the subwoofer

Strictly adhere to the subwoofers power handling capabilities

Summary of Contents for CI-HV8

Page 1: ...HIGH VELOCITY SUBWOOFER CI HV8 HV10 HV12 HV15 HV15P HV18P USER MANUAL CONTENTS CI HV8 HV10 HV12 HV15 HV15P HV18P High Velocity Subwoofer Power Cord Powered Versions 4 Rubber Feet User Manual ...

Page 2: ...44 lbs Standard FINISH Black Formica Flat Black Satin Black SPECS DESCRIPTION SPECS SYSTEM DESIGN Subwoofer Vented Bandpass DRIVER 12 Aluminum Cone 130 Oz Magnet 3 VC AMPLFIER 500 W RMS FREQUENCY RESPONSE 19 Hz 100 Hz DIMENSIONS 18 6 d x 17 w x 24 h WEIGHT 90 lbs Standard FINISH Black Formica Flat Black Satin Black CI HV8 SPECS DESCRIPTION SPECS SYSTEM DESIGN Subwoofer Vented Bandpass DRIVER 8 Alu...

Page 3: ...dB 3M DIMENSIONS 21 d x 18 w x 26 h WEIGHT 120 lbs Standard FINISH Black Formica Flat Black Duratex Pro Finish SPECS DESCRIPTION SPECS SYSTEM DESIGN Subwoofer Dual Tuned Ports Bandpass DRIVER 18 Proprietary Cast Frame 120 Oz Magnet 4 VC AMPLFIER 50 2000 W RMS 6 ohms FREQUENCY RESPONSE 17 Hz 120 Hz 120 dB 6M DIMENSIONS 21 5 d x 20 5 w x 29 h WEIGHT 125 lbs Standard FINISH Black Formica Flat Black D...

Page 4: ...such a way that it maintains proper ventilation It should never be placed in a built in installation or anywhere that may impede the flow of air around the product 8 Heat Never locate the device near heat sources such as radiators floor registers stoves or other heat generating devices 09 Power Supply The device should only be connected to a power supply of the type described in the operating inst...

Page 5: ...plifier has a very high gain CI HV8 HV10 HV12 Set the level 10 11 o clock or lower Using at settings greater than 12 o clock could cause failure CI HV15 Set the level 1 2 o clock or lower Using at settings greater than 3 o clock could cause failure B Low Pass Controls the amount of mid bass Normal setting is about half way up C Phase Variable from 0 to 180 Slowly turn until you hear optimal bass r...

Page 6: ...e a bit of time trial and error Listening over a period of months generally yields best sub position Option 1 Midway between front left and right main speakers This position is generally preferred for its transitional coherence but is not carved in stone Option 2 Midway along sidewall relative to the listening position Option 3 Behind the listening position near a back wall corner Note Placing the...

Page 7: ...warranty is automatically void if 1 The product has been damaged altered in any way mishandled during transportation or tampered with 2 The product is damaged due to accident fire flood unreasonable use misuse abuse customer applied cleaners failure to observe manufacturers warnings neglect or related events 3 Repair or modification of the Product has not been made or authorized by Next Level Tech...

Page 8: ... 617 237 2875 www nextlevelacoustics com ...

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