background image

C

OMMON 

F

EATURES

 

G

ETTING 

S

TARTED

 

12 5 

 

TUBE SIM. 

– This switch engages the tube simulation circuitry for the 

MicroBassII. In difference from the Drive circuitry this simulator is static 
and works only on fairly high levels, giving a soft clip limiting effect.  
__________________________________________________________ 

 
EFFECTS LOOP

 – EBS MicroBassII is provided with an effect loop for 

the use of external units such as box or rack effects. 
 

FX MIX

 - Controls the amount of effect, all from 0% up to 100%. When 

set to 100%, the effects loop is purely serial, and when the effects blend is 
50%, the effects loop works in parallel mode. 
 
The effect loop is put before the balanced output, so the effect signal will 
be present at the balanced output. 
 
 
__________________________________________________________ 
 

T

HE 

C

ONTROL 

S

WITCHES

 
There are two footswitches for rapidly changing the state of the EBS 
MicroBassII: 
 

A/B

: Selects active channel A or B. It the Mode switch on channel B is 

set to A+B, this switch selects channel A active or channel A 

AND

 B. 

When using both inputs and the A+B mode is selected, you have the A 
and B mix mode selected, so then this switch has no effect and no channel 
LED will light. 
 

MUTE

: Mutes the Output, Headphones output and Balanced Output. 

This is useful when changing instruments or when tuning. The Link 
output from channel A is not muted with this switch.  

 

U

SING 

T

WO 

I

NSTRUMENTS 

M

ODE

 

1)  Connect the first instrument to input A and the second to 

input B. Normally you would connect the instrument with 
lowest output to channel A. 

2)  Connect the Output to power amplifier or amplifier head. 
3)  Set the A/B switch so that Channel A is active. 
4)  Set the BASS and TREBLE controls to 12 o’clock and 

the GAIN to minimum position. 

5)  Set the DRIVE control to minimum position and the 

MIDDLE and EDGE to 12 o’clock. 

6)  Make sure all switches are in the outer position. 
7)  Connect to mixer from the Balanced XLR Output if 

required. 

 

    You may now switch the instruments with the A/B foot switch. 
Adjust the gain and EQ on the individual channels for personal 
taste.  
    By engaging the A+B mode switch you will enter the mix 
mode, and both channels will be mixed equally rather than 
selected individually. This is useful for teaching purposes, but is 
also a very good feature if you wish to mix two different pickup 
systems, for example on an upright bass. Here is where a piezo 
pickup would be connected to channel A, and the standard pickup 
to channel B. In this mode no channel LED will light. 

 

 

C

OMMON 

F

EATURES

 

G

ETTING 

S

TARTED

 

12 5 

TUBE SIM. 

– This switch engages the tube simulation circuitry for the 

MicroBassII. In difference from the Drive circuitry this simulator is static 
and works only on fairly high levels, giving a soft clip limiting effect.  
__________________________________________________________ 

 
EFFECTS LOOP

 – EBS MicroBassII is provided with an effect loop for 

the use of external units such as box or rack effects. 
 

FX MIX

 - Controls the amount of effect, all from 0% up to 100%. When 

set to 100%, the effects loop is purely serial, and when the effects blend is 
50%, the effects loop works in parallel mode. 
 
The effect loop is put before the balanced output, so the effect signal will 
be present at the balanced output. 
 
 
__________________________________________________________ 
 

T

HE 

C

ONTROL 

S

WITCHES

 
There are two footswitches for rapidly changing the state of the EBS 
MicroBassII: 
 

A/B

: Selects active channel A or B. It the Mode switch on channel B is 

set to A+B, this switch selects channel A active or channel A 

AND

 B. 

When using both inputs and the A+B mode is selected, you have the A 
and B mix mode selected, so then this switch has no effect and no channel 
LED will light. 
 

MUTE

: Mutes the Output, Headphones output and Balanced Output. 

This is useful when changing instruments or when tuning. The Link 
output from channel A is not muted with this switch.  

 

U

SING 

T

WO 

I

NSTRUMENTS 

M

ODE

 

1)  Connect the first instrument to input A and the second to 

input B. Normally you would connect the instrument with 
lowest output to channel A. 

2)  Connect the Output to power amplifier or amplifier head. 
3)  Set the A/B switch so that Channel A is active. 
4)  Set the BASS and TREBLE controls to 12 o’clock and 

the GAIN to minimum position. 

5)  Set the DRIVE control to minimum position and the 

MIDDLE and EDGE to 12 o’clock. 

6)  Make sure all switches are in the outer position. 
7)  Connect to mixer from the Balanced XLR Output if 

required. 

 

    You may now switch the instruments with the A/B foot switch. 
Adjust the gain and EQ on the individual channels for personal 
taste.  
    By engaging the A+B mode switch you will enter the mix 
mode, and both channels will be mixed equally rather than 
selected individually. This is useful for teaching purposes, but is 
also a very good feature if you wish to mix two different pickup 
systems, for example on an upright bass. Here is where a piezo 
pickup would be connected to channel A, and the standard pickup 
to channel B. In this mode no channel LED will light. 

 

 

Summary of Contents for MICROBASSII

Page 1: ...E MAIL ebs sweden bass se WEB http www ebs bass se USERS MANUAL BLACK LABEL SERIES EBS MICROBASSII SPECIFICATIONS November 2003 EBS Professional Bass Equipment Nominal Input Level 8 dBv Input Impedan...

Page 2: ...ERING MODES 14 BATTERY REPLACEMENT TECHNICAL REFERENCE BLOCK DIAGRAM 15 TECHNICAL SPECIFICATIONS 16 BLOCK DIAGRAM 2 15 CONTENTS PAGE GETTING STARTED DIRECT INJECTION BOX 3 USING ONE INSTRUMENT 4 USING...

Page 3: ...instrument you may change the input sensitivity with the Gain control up to the choice of your own POWERING MODES GETTING STARTED 14 3 1 DC Adapter EBS recommends the use of the EBS AD 9 DC power sup...

Page 4: ...8V Microphone phantom power is powering the preamp Batt Low battery Replace the battery immediately GETTING STARTED THE OUTPUTS 4 13 USING ONE INSTRUMENT MODE 1 Connect your instrument to input A 2 Co...

Page 5: ...connected to channel A and the standard pickup to channel B In this mode no channel LED will light COMMON FEATURES GETTING STARTED 12 5 TUBE SIM This switch engages the tube simulation circuitry for...

Page 6: ...ght This last mode is very useful if you wish to mix two different pickup systems on one instrument GETTING STARTED DRIVE MODE SWITCH 6 11 REHEARSAL PREAMP MODE 1 Connect your instrument to input A 2...

Page 7: ...andard A or B mode with the Drive knob set to minimum Then trim the gain with the Gain in channel A MIDDLE EDGE GOOD THINGS TO KNOW 10 7 MIDDLE FILTER This filter has an extended frequency range from...

Page 8: ...ully separated from channel B s MIDDLE filter Normal filter mode TREBLE Enhanced filter mode TREBLE INPUT GAIN BRIGHT ENHANCED FILTER 8 9 INPUT A A very low noise input suited for all types of instrum...

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