dbx AFS 224 User Manual Download Page 20

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8760 South Sandy Pkwy.

Sandy, Utah 84070

Phone: (801) 568-7660

Fax: (801) 568-7662

Questions or comments

E•mail us at: [email protected]

or visit our World Wide Web home page at:

www.dbxpro.com

18-6398-A

A Harman International Company

Summary of Contents for AFS 224

Page 1: ...User Manual Dual Channel Advanced Feedback Suppression Processor AFS 224...

Page 2: ...c shock refer servicing to qualified service personnel or equivalent This Equipment is intended for rack mount use only SAFETY INSTRUCTIONS NOTICE FOR CUSTOMERS IF YOUR UNIT IS EQUIPPED WITH A POWER C...

Page 3: ...ence that may cause undesired operation Operation of this unit within significant electromagnetic fields should be avoided use only shielded interconnecting cables DECLARATION OF CONFORMITY Manufactur...

Page 4: ...the AFS 224 i Service Contact Info ii Warranty ii Installation Recommendations 1 Basic Connections 1 Rear Panel Connections 2 Front Panel Connections 2 User Setup 3 Applications 7 Block Diagram 10 Spe...

Page 5: ...AFS 224 Operation AFS 224...

Page 6: ...e to understanding the full functionality of the powerful AFS 224 series The dbx AFS 224 provide the user with the following features dbx s patent pending Advanced Feedback Suppression AFS technology...

Page 7: ...ser After expiration of the warranty a reasonable charge will be made for parts labor and packing if you choose to use the factory service facility In all cases you are responsible for transportation...

Page 8: ...I should be avoided where possible The AFS 224 has balanced inputs and outputs that can be used with any balanced or unbal anced line level device To connect the AFS 224 to your sound system refer to...

Page 9: ...ED with the 10 dBu LED occasionally lighting Clip LED This LED indicates that there is signal clipping at the input Bypass This button bypasses the notch filters in the signal path by pressing once Pr...

Page 10: ...cted to the insert jack s on a microphone channel of a mixer 2 Connected to the insert jack s on the main outputs of a mixer 3 Connected to the subgroup insert jack s of a mixer 4 Connected inline w o...

Page 11: ...h button to slowly increment or decrement the num ber Warning Changing the Total Number of Filters may remove feedback filters already set B 3 Selecting the Number of Fixed Filters Use the selected ch...

Page 12: ...er type can be changed by pressing the channels TYPE button This will change the filter type for the next filter and will not change exist ing filters When all fixed filters have been used new feedbac...

Page 13: ...ng the TYPE button switches between the dif ferent types You can select different types for both Live and Fixed Mode E Clearing Filters Fixed and Live To clear the Live filters press and hold the BYPA...

Page 14: ...e L R 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0...

Page 15: ...0dBV switch on the back of the 224 accordingly Pan Mute 10 0 5 10 20 30 5 L R Mute L R Mute L R Mute L R 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3...

Page 16: ...he 4dBu or 10dBV switch on the back of the 224 accordingly Pan Mute 10 0 5 10 20 30 5 L R Mute L R Mute L R Mute L R 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3...

Page 17: ...3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 Pan 5 4 3 2 1 0 1 2 3 4 5 1 2 3 4 10 0 5 10 20 30 5 10 0 5 10 2...

Page 18: ...24 Block Diagram TYPE IV A D DSP Micro Processor Programmable Logic CLIP Detect Bypass Type Live Filter Lift Mode Bypass Type Input meter Input D A RF Filter Live Filter Lift Mode RF Filter Outputs In...

Page 19: ...ed 110 dB unweighted 22kHz BW Type IV dynamic range 119 dB A weighted 22kHz BW 117 dB unweighted 22kHz BW A D Conversion 24 bit D A Performance Dynamic Range 112 dB A weighted 109dB unweighted D A Con...

Page 20: ...ndy Pkwy Sandy Utah 84070 Phone 801 568 7660 Fax 801 568 7662 Questions or comments E mail us at customer dbxpro com or visit our World Wide Web home page at www dbxpro com 18 6398 A A Harman Internat...