SABINE FBX 1210 Operating Manual Download Page 3

LIT-FBX2410-OP-EN-110516.pmd 

3

©

 201

1 Sabine, Inc.

POWER INPUT

230 VAC 50/60HZ 0.06A 10W  

POWER INPUT

230 VAC 50/60HZ 0.06A 10W  

SeCtIon two — APPlICAtIonS

2.2.  FBX Setup for entire Mix

2.1.  FBX Setup for Monitors

2.3.  FBX Setup for Single Insert Point

2.4.  FBX Setup for Insert Send & return

right Main Send

left Main Send

Ch. B

IN

Ch. A

IN

All other Signal 

Processing

Ch. B

OUT

Ch. A

OUT

FILTERS

•  12  independent  digital  notch 

filters per channel,

 controlled au-

tomatically from 40 Hz to 20 KHz.

•  Filter width:

 user-controllable - either 

1/10 or 1/5 octave*, constant "Q" 

•  Resolution:

 1 Hz 

•  Time required to find and eliminate 

feedback:

 0.4 seconds, typical @ 1 

KHz

•  Number  of  Dynamic  vs.  Fixed 

filters  per  channel:

  user  select-

able.  Last  configuration  stored  in 

memory.

INPUT/OUTPUT**

•  Input/Output  Maximum  Signal 

Levels:

  Balanced  +18dBV  peak, 

unba12 dBV peak

•  Output  Drive:

  Unit  will  perform 

as  specified  driving  a  load  >600 

Ohms  

•  Input Impedance:

 Balanced or un-

balanced >40K Ohms, PIN 2 high

•  Output  Impedance:

  Balanced  or 

unbalanced 150 Ohms nominal, PIN 

2 high

•  Bypass:

 True power off bypass

•  Headroom:

 +14 dB peak @ 4 dBV 

nominal input, balanced

•  I/O  Connectors: 

XLR-3  and  1/4" 

TRS

PERFORMANCE***

•  Frequency response:

  20 Hz – 20 

KHz +/- 0.3 dB

•  Gain matching:

  +/- 0.2 dB

•  Spectral Variation: 

 + .25 dB, 20 

Hz to 20 KHz

•  SNR - Dynamic Range:

 >108 dB 

•  THD:

 .005% at 1 KHz

  < 0.01% 20 Hz – 10 KHz

  < 0.025% 10 KHz – 20 KHz

•  Dynamic Range:

 >105 dB

POWER INPUT

•  115 VAC:  100 – 130 VAC 50/60 

Hz

•  230 VAC:  200 – 240 VAC 50/60 

Hz

FUSE

•  115 VAC, 0.1 A, 10 W, 0.160 A SB 

fuse

•  230  VAC,  0.06A,  10  W,  0.080  A  T 

fuse

DIMENSIONS

•  1-U rack mount; 19 x 1.75 x 6.25 in. 

nominal (rack mountable); 48.3 x 4.5 

x 15.9 cm nominal

WEIGHT

•  8.0 lbs. (3.6 kg) nominal

OPERATING TEMPERATURE

•  Safe operating temperature: -15 to 

+50  degrees  centigrade  ambient 

temperature (5 to 122F)

SeCtIon tHree — enGIneerInG SPeCIFICAtIonS

TS or TRS Connectors

Ch. B OUT

Ch. A OUT

Ch. B IN

Ch. A IN

TS or TRS Connectors

Ch. 2

<

>

Insert 

Send

Insert 

Return

Ch. 1

<

>

Insert 

Send

Insert 

Return

IMPORTANT NOTE 

•  Use  a  ¼-inch TRS  plug  for 

balanced sends/inserts.

•  Use  a  ¼-inch  TS  plug  for 

unbalanced sends/inserts.

< Low Z >

< High Z >

<  Insert >

Ch. 1

Ch. 2

TRS Connector

TRS Connector

Y Insert Cords (TRS to TS + TS)

Ch. B OUT

Ch. B IN

Ch. A IN

TS "Y" Connector

Ch. A OUT

TS "Y" Connector

Monitor Mix 1

Monitor Mix 2

Ch. B

IN

Ch. A

IN

Ch. B

OUT

Ch. A

OUT

Tests performed using an Audio Precision 

System One model 322 or equal.

*Below  approximately  200  Hz  the  feedback  filters 

become slightly wider to increase the feedback and 

rumble capture speed at these low frequencies.

POWER INPUT

230 VAC 50/60HZ 0.06A 10W  

POWER INPUT

230 VAC 50/60HZ 0.06A 10W  

Summary of Contents for FBX 1210

Page 1: ...ING SPECIFICATIONS 3 SECTION FOUR OPERATING INSTRUCTIONS 4 4 1 Before You Begin 4 4 2 How To Operate your FBX2410 5 SECTION FIVE How to use FBX Features 6 5 1 Gain 6 5 2 FBX Filter Control 6 5 3 Important Operating Considerations 6 SECTION SIX TROUBLESHOOTING TIPS 7 SECTION seven FBX Theory Practice 8 7 1 Introduction to FBX 8 7 2 The Advantages of FBX Filters 8 7 3 Parametric Filters and FBX 9 SE...

Page 2: ...ower inlet incorporating a built in fuse holder To change the fuses in this socket 1 Disconnect the power cord from the unit 2 Pull out the fuse holder and remove the old fuse 3 Install a new fuse into the holder Replace only with one of the following fuses 230 VAC 0 06A 10 W 0 080 A T fuse 4 Refit the fuse cover 11 Power Switch Previous settings retained during power off 12 Quarter inch Output TR...

Page 3: ...se 20 Hz 20 KHz 0 3 dB Gain matching 0 2 dB Spectral Variation 25 dB 20 Hz to 20 KHz SNR Dynamic Range 108 dB THD 005 at 1 KHz 0 01 20 Hz 10 KHz 0 025 10 KHz 20 KHz Dynamic Range 105 dB POWER INPUT 115 VAC 100 130 VAC 50 60 Hz 230 VAC 200 240 VAC 50 60 Hz FUSE 115 VAC 0 1 A 10 W 0 160 A SB fuse 230 VAC 0 06A 10 W 0 080 A T fuse DIMENSIONS 1 U rack mount 19 x 1 75 x 6 25 in nominal rackmountable 48...

Page 4: ...et by the user The system s gain before feedback is limited primarily by the number of fixed filters i e increasing the number of fixed filters increases the system s gain before feedback In addition you can LOCK the fixed filters so they do not get any deeper Locked fixed filters are no longer adaptive The FBX s DYNAMIC FILTERS control intermittent feedback that comes and goes throughout the prog...

Page 5: ...ilter LEDs cycle back and forth in sequence This is your indication that the FBX is exiting setup mode IMPORTANT Reduce gain slightly You are now in READY perfor mance mode with the Fixed filters locked and the blue Ready light on Begin the show c You may quit Setup mode at any time prior to its automatic exit by simply pressing the READY button blue READY LED will flash Press it again at any time...

Page 6: ...t and if one isn t press the READY button before your program begins You ll know the FBX2410 is in setup mode when the SETUP button is lit NOTE You can manually override Setup mode if necessary 5 3 4 Mobile vs Stationary Microphones One significant advantage offered by the Sabine family of FBX Feedback Exterminator products is their ability to adapt to changing acoustical relationships involving s...

Page 7: ...e signal level LED s on the unit light up 3 It may be patched in an effects loop not directly in the signal path This WILL NOT WORK 4 You may have used all 12 filters Dynamic filters will con tinue to operate by notching feedback frequencies as they occur but ultimately gain will exceed filter capacity A Yes Q Can I place the unit in the mixer effects loop A Avoid this configuration You can config...

Page 8: ...terial intelligently distinguishing feedback from music or speech 2 A second advantage is that FBX micro filters are precisely placed anywhere feedback occurs with 1 Hz resolution while graphic EQ filters are limited to 31 fixed center points An FBX filter represents a direct hit on feedback In contrast a graphic EQ filter can only approximate the exact frequency of the feedback and the filter or ...

Page 9: ... a total of 12 FBX filters combined fixed and dy namic which can be used as needed to exterminate feedback After years of experience and experimentation Sabine has settled upon a default balance of 10 fixed and 4 dynamic filters set at the factory This default condition can be changed to any combination you require If you follow setup instructions for setting FBX filters your FBX2410 will automati...

Page 10: ...uit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Canadian Compliance Statement This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regula tions of the Canadian Department of Communications Le present appareil numerique n emet pas de br...

Page 11: ...sume liability for personal injury or property damage arising out of or caused by a non Sabine alteration or attachment nor does Sabine assume any responsibility for damage to interconnected non Sabine equipment that may result from the normal functioning and maintenance of the Sabine equipment UNDER NO CIRCUMSTANCES WILL SABINE BE LIABLE FOR ANY LOST PROFITS LOST SAVINGS ANY INCIDENTAL DAMAGES OR...

Page 12: ...p mode You are ready to go The blue LED will flash Push READY again at any time to Lock Fixed filters the blue LED stays lit See the operating guide for more information on locking fixed filters Raise gain slowly Fixed filter LEDs will flash amber and then remain lit one at a time as filters are set Wireless Mics If you are using a wireless mic stop raising gain after a few filters and move the mi...

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