Crate Amplifiers BFX-220H manual The Front Panel, 3. -15dBSWITCH This switch, when

Models: BFX-220H

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The Front Panel:

BFX-220H Bass Amplifier with Digital Signal Processing

The Front Panel:

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1. INPUT: Use this jack to connect your

9. LIMIT LED: This LED illuminates whenev-

instrument to the amplifier by means of a

er the internal limit circuitry is activated. The

shielded signal cable.

limiter prevents the output from sounding dis-

2. GAIN: Use this control to adjust the input

torted even at high volume levels. Under nor-

mal playing conditions, this LED will flash

signal level. For the best results, the “OK”

LED (#4) should illuminate when playing at

occasionally. If this LED remains illuminated,

reduce the Master Level control (#8) until the

normal levels. If the “Decrease Gain” LED illu-

minates with the Gain control at low levels,

LED flashes.

 

depress the -15dB switch (#3) and adjust the

10. LINE OUT LEVEL: Use this control to

Gain control accordingly.

adjust the signal level at the Balanced Line

3. -15dB SWITCH: This switch, when

Out jack (#23).

 

depressed, attenuates the input signal by

11. POST EQ/PRE EQ SWITCH: This

15dB. If your bass has active electronics or

switch, when depressed, sends a post-EQ

“hot” pickups, or if the “Decrease Gain” LED signal to the Balanced Line Out jack (#23).

(#4) illuminates with the Gain control (#2) at

The post-EQ signal is affected by the settings

low levels, depress this switch.

of the Gain control (#2), the Contour control

4. LEVEL LEDS: Use these LEDs to proper-

(#5), the Graphic Equalizer (#7), and the DSP

controls (#15, #17). With the switch in the out

ly set the Gain control (#2) by following the

position, the signal at the Line Out jack is pre-

above instructions until the “OK” LED illumi-

nates when playing at normal levels.

EQ and is not affected by any of the afore-

mentioned controls.

5. CONTOUR: Use this control to adjust the

12. EFFECTS BLEND: Use this control to

tone of your instrument. This control is active

adjust the amount of effect applied to the sig-

only when the Contour On/Off switch (#6) is

nal from the external effects loop (#24, #25).

depressed.

With the control fully counter clockwise, no

6. CONTOUR ON/OFF: This switch, when

effects are applied to the signal. As you rotate

depressed, activates the Contour control (#5).

the control clockwise the amount of effects

7. GRAPHIC EQUALIZER: Use these eight

applied to the signal increases. Setting the

control to the 12 o’clock position (“5”) gives a

sliders to adjust the frequencies indicated

50/50 blend of dry signal and effects.

beneath each one to custom-tailor your

 

sound or to compensate for room acoustics.

13. HEADPHONES LEVEL: Use this control

8. MASTER LEVEL: Use this control to

to adust the signal level at the Headphones

jack (#14).

adjust the output level of the amplifier. This

 

control affects the signal level at the

14. HEADPHONES: Use this jack to connect

Headphones jack (#14), the Preamp Out jack

a pair of stereo headphones, for listening in

(#19), and the Speaker jacks (#22).

private. The signal at this jack is post Gain,

post EQ, and post Effects. The signal level at this jack is adjusted by the Headphones Level control (#13). Using the Headphones jack does not affect the signal at the Speaker jacks (#22). This jack may also be used to send a signal to a tuning device.

15.DSP LEVEL: Use this control to adjust the level of the Digital Signal Processing applied to the signal.

16.FOOTSWITCH: Use this jack to connect the supplied single button footswitch for remote on/off control of the DSP effects.

17.DSP SELECTOR: Use this control to select the type of digital effect(s) applied to the signal. The effects are described as fol- lows:

DELAY: Slapback delay effect

ECHO: Long delay effect with regeneration

CHORUS: Moderate chorus effect

FLANGE: Light flange effect FUNK-WAH:Touch-sensitive wah-wah

(“T-Wah”) effect

OCTAVE: Adds a secondary signal one octave lower than the original signal

CHO/HALL: Moderate chorus effect with a large hall reverb effect

RM: Small room reverb effect

HALL: Large hall reverb effect

18.POWER: Use this switch to turn the amplifier on (top of the switch depressed) and off (bottom of the switch depressed). This switch illuminates when the amplifier is turned on.

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Crate Amplifiers BFX-220H manual The Front Panel, 3. -15dBSWITCH This switch, when, POST EQ/PRE EQ SWITCH This