SABINE FBX1200 Specifications download pdf (Page 2)

1. SETUP

Press and hold this button to begin the FBX setup mode. Filter

LEDs (light emitting diodes) will flash 5 times and the SETUP

LED will begin to flash. You are now ready to set FBX filters.

2. READY

The READY LED lights when the automatic FBX setup pro-

cess has completed, or the READY button has been pressed.

This indicates your unit is ready for operation. The total num-

ber of filters available for feedback filtering is 12; in the factory

default setting, your unit will automatically enter READY mode

when the tenth filter is set. Alternatively, you may enter READY

status with fewer Fixed FBX filters in place, simply by pressing

the READY button at any time. Press READY again to lock the

Fixed filters.

3. BYPASS

Bypass mode takes the unit out of the signal path so that it will

have no effect on the program. In active mode, the unit con-

trols feedback automatically. The red BYPASS LED lights when

the unit is in bypass mode.

4. SIGNAL LEVEL

The LED ladder indicates the signal strength relative to the

FBX's input clip level.

SECTION ONE — FRONT & BACK PANELS

1.1. FBX2400 Front Panel Controls & LED Indicators

9. A/C Power Input

The FBX1200 & FBX2400 Series is factory configured to oper-

ate at either 115 VAC or 230 VAC. Using the wrong input volt-

age may cause permanent damage to the unit and will void the

warranty.

10. Fuse

This equipment is fitted with an IEC power 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:

• 115 VAC: 0.1 A, 10 W, 0.160 A SB fuse

• 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

TRS balanced or TS Unbalanced output (using a TS unbal-

anced connector will result in loss of 6 dB gain).

Important: Refer to section 5.2.

13. Input/Output Level Switches

Set to match your desired Input/Output level configurations.

For unity gain set both switches to the same postion.

14. XLR Output

XLR balanced output.

15. Quarter-inch Input

TRS balanced or TS unbalanced input (mixing balanced and

unbalanced connections may result in a 6 dB loss of gain).

Important: Refer to section 5.2.

16. XLR Input

XLR balanced input.

1.2. FBX2400 Back Panel Controls & Connections

5. RESET DYNAMICS & DYNAMIC FILTER TIMER

Press and hold this button until the Dynamic filter flash and

LEDs go off to reset all Dynamic filters. See Section 5.2.4. for

enabling and setting the Dynamic Filter Timer.

6. NUMBER FIXED

Set the number of available fixed filters by pressing the NUM-

BER FIXED button (6) until the LEDs stop flashing, then re-

lease it. The LEDs (8) will begin to light in sequence. When

the LED corresponding to the desired number of fixed filters

lights, press the Number Fixed button to register your selec-

tion.

7. FIFTH OCTAVE

Press the button at any time to select wider filters for any new

filters to be set. It is possible to have both 1/5 and 1/10 octave

constant "Q" filters active in one channel simultaneously.

8. FILTER STAGE ACTIVITY

When one of the unit’s filters

is activated, the correspond-

ing LED lights. A blinking

LED indicates the filter that

was most recently activated.

FILTER COLOR KEY

RED = FBX Fixed, Locked

AMBER = FBX Fixed, Unlocked

GREEN = FBX Dynamic

842

1 3 5 7

12 14 12 14

13 13

151615 1610119

13 13

Note: FBX1200 front and back panels

use the same controls and

input/output configuration

1 2 3 4 5 6 7 ... 11 12

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SABINE FBX1200 Specifications Page 2

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