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• A/C 

ADAPTER: 

FISHMAN 910-R regulated 9V power supply.

•  CROWN GLM-200 MINI-MIC: Ships without jack; ready to be wired to the jack of your 

choice. Soldering and assembly required.

•  UNIVERSAL MIC  MOUNT: Allows you to mount a mini-mic to your instrument.

•  INTERNAL MIC  MOUNT: Allows you to mount a mini-mic to the X-brace of your guitar.

•  GUITAR MIC ASSEMBLY: Mounts to the X-brace of your guitar. Includes a mini-mic, 

internal mic mount and stereo endpin jack. Soldering and assembly required.

•  BASS MIC ASSEMBLY: Mounts to the bridge foot of an acoustic bass. 

Includes pre-wired mini-mic, mic mount and a stereo bass jack.

•  STEREO ENDPIN JACK

•  STEREO BASS JACK: Mounts on the A and D strings between bridge and tailpiece.

• TRANSDUCERS: 

We make a full line of quality transducers for many types of acoustic 

stringed instruments. 

• BP-100-M: 

Bass pickup and mini-mic pre-wired to stereo bass jack.

• V-200-M: 

Violin pickup and mini-mic pre-wired to a Carpenter-style output jack.

• UNIVERSAL 

RACK 

TRAY: 

Allows you to mount the BLENDER in a 19” rack.

•  MIC STAND ADAPTER: Allows you to mount the BLENDER on any microphone stand.

•  15” STEREO CABLE

•  PADDED CARRY BAG

•  STEREO Y CABLE: 1/4” stereo male to (2) 1/4” mono female.

• SMART 

SWITCH: 

If your instrument has an onboard battery, and you want to route 

microphone and pickup signals through a stereo instrument cable, you may need to 
install a Fishman SMART SWITCH for the system to operate. 

(See Page 22)

OPTIONAL ACCESSORIES

SPECIFICATIONS

Nominal Input Level:

-20 dBV

Input Overload:

(20 Hz - 20 kHz) -14dBV

Input Stage Impedance:

Transducer: 10 

Megohms 

Microphone without Phantom Power: 

1.0 Megohms 

Microphone with Phantom Power: 

2.2 kilohms 

Phantom Power:

4.5 Volts, 2 mA

Output Type:

Electronically Balanced 
XLR and unbalanced 1/4"

Output Impedance:

220 Ohms

Nominal Output Level:

-11 dBV

Output Overload:

8 dBV

Effects Loop Nominal Levels:

Transducer Channel: 

-3.5 dBV

Microphone Channel: 

0 dBV

Effects Loop Send Impedance:

1 kilohm 

Return Impedance:

47 kilohms

Headphone Output Power:

125mW @ 1% THD 
(32 ohm headphones)

Bass Control Range:

± 8 dB Shelving

Treble Control Range:

± 13 dB Shelving

Front Panel Trim Gain Range:

10 dB

Overall THD:

.2 % at 1 kHz, - 14 dBV input

Signal to Noise Ratio:

81 dB (A-weighted, 
referred to nominal -20 dBV input)

Dual Power Supply:

9V regulated, or single 
9V alkaline battery (estimated 15 
hours continuous use)

Current Draw:

30 m Amps

Dimensions:

8.5” X 1.75” X 7”

Weight:

2 lbs 3 oz

All specifications subject to change without notice

A C O U S T I C   B L E N D E R   S Y S T E M

18

TRANSDUCER

INPUT

STAGE

BASS &

TREBLE

CONTROLS

BUFFER

BUFFER

PHASE

PHASE

OUTPUT

LEVEL

TRANSDUCER

GAIN

MICROPHONE

GAIN

BASS &

TREBLE

CONTROLS

TRIM

TRANSDUCER

EFFECTS

SEND

MICROPHONE

EFFECTS

SEND

MIX

EFFECTS

SEND

TRANSDUCER

EFFECTS

RETURN

MICROPHONE

EFFECTS

RETURN

MIX

EFFECTS

RETURN

TRIM

4.5 V

PHANTOM

POWER

1/4"

STEREO

INPUT

1/4"

AUX / MIC

INPUT

MICROPHONE

INPUT

STAGE

HEADPHONE

AMP

HEADPHONE

1/4" OUTPUT

JACK

MUTE

MIX

MUTE

MUTE

1/4"

TRANSDUCER

OUTPUT

1/4"

MICROPHONE

OUTPUT

GROUND

LIFT

MICROPHONE

BALANCED

OUTPUT

MIX

BALANCED

OUTPUT

1/4"
MIX

OUTPUT

GROUND

LIFT

GROUND

LIFT

TRANSDUCER

BALANCED

OUTPUT

BUFFER

B L O C K   D I A G R A M

Summary of Contents for ACOUSTIC BASS BLENDER

Page 1: ...ACOUSTIC BLENDER A C O U S T I C I N S T R U M E N T P R E A M P ACOUSTIC BASS BLENDER A C O U S T I C B A S S P R E A M P O W N E R S M A N U A L...

Page 2: ...d play with complete free dom of movement 2 STEREO INSTRUMENT CABLE The microphone and pickup signals are fed into a stereo jack also called TRS or Tip Ring Sleeve that is mounted on the instrument Th...

Page 3: ...t Switch to connect a microphone to the stereo endpin jack for the system to operate See Page 22 PICKUP AND MICROPHONE WITH SEPARATE MONO INSTRUMENT CABLES You may choose to route the pickup and micro...

Page 4: ...ont panel 3 Set all front panel switches to the OUT position Set both Gain controls fully counter clockwise Set the Output Level to 3 00 Set Bass and Treble controls to 12 00 4 Run a cable from one of...

Page 5: ...13 TRANSDUCER TREBLE CONTROL See Page 9 14 TRANSDUCER TRIM CONTROL See Page 9 15 TRANSDUCER PHASE SWITCH See Page 9 16 BATTERY LOW LED See Page 10 17 HEADPHONES OUTPUT See Page 10 18 MUTE SWITCH See P...

Page 6: ...ICROPHONE channel and the Tip signal goes to the TRANSDUCER channel 2 TRANSDUCER CHANNEL ONLY OPERATION Mono Cable One signal from your instrument is routed through a mono instrument cable to the STER...

Page 7: ...ntom Power for applications that use a dynamic microphone or pickup The OUT position provides 4 5 Volt Phantom Power to the Ring of the STEREO IN jack OR the Tip of the AUX MIC IN jack BASS CUT SWITCH...

Page 8: ...ill be either in the same position or one in and one out When you set up in a different venue the Phase of the house sound system and room acoustics can contribute to different Phase relationships com...

Page 9: ...n also be used to calibrate the MICROPHONE and TRANSDUCER Gain controls If there is a disparity between the signal strength of the two channels use the Trim control to normalize the levels Try setting...

Page 10: ...TCH Shuts off all signals to the main outputs of the BLENDER and allows you to disconnect your cable from the BLENDER or from your instrument silently It does not affect the Phones jack or the Effects...

Page 11: ...EFFECTS LOOP allows you to interface blended MICROPHONE and TRANSDUCER Channel signals with outboard signal processors and effects such as equalizers compressors volume pedals and reverb units The MI...

Page 12: ...ignals through a stereo instrument cable you may need to install a Fishman SMART SWITCH for the system to operate See Page 22 2 PICKUP ALONE Single pickup is sent through a mono instrument cable to th...

Page 13: ...pickup signal Tip is sent to the TRANSDUCER Channel C Surface mount pickup signal Ring is sent to the MICROPHONE Channel Phantom Power must be turned OFF switch pushed IN NOTE Both signals may be rou...

Page 14: ...ut of your PA System The PA will see a blended signal both microphone and pickup This is a great way to control exactly what the soundman has to work with and what the audience will hear 3 XLR MIX AND...

Page 15: ...5 4 USING MULTIPLE OUTPUTS All of the Acoustic BLENDER s outputs can be used simultaneously This offers virtually any combination of signal routing and interfacing options to accommodate a wide variet...

Page 16: ...S LOOPS The BLENDER has three Effects Loops one each for the MICROPHONE TRANSDUCER and MIXED signals The Sends can be used as additional outputs and the Returns can be used as alternate inputs The TRA...

Page 17: ...AC POWER AC ADAPTER IS DAISY CHAINED TO OTHER DEVICES MUTE SWITCH IN DEVICE APPEARING AT MIX EFFECTS RETURN IS BREAKING THE SIGNAL PATH REMOVE OTHER DEVICES FROM BLENDER s POWER SUPPLY SET MUTE SWITCH...

Page 18: ...nput Level 20 dBV Input Overload 20 Hz 20 kHz 14dBV Input Stage Impedance Transducer 10 Megohms Microphone without Phantom Power 1 0 Megohms Microphone with Phantom Power 2 2 kilohms Phantom Power 4 5...

Page 19: ...ly mounted in or outside the sound chamber of most stringed instruments The microphone with a TRS stereo jack included can be attached to the instru ment using one of the following mounting systems GM...

Page 20: ...s are Guitar 95 105 Hz Bass 65 75 Hz Violin 275 300 Hz Cello 125 135 Hz To address Cavity Resonance Feedback 1 POSITION THE MICROPHONE away from the opening on non flat top instruments This works well...

Page 21: ...At high volume levels when a mic ed instrument and speaker are in phase the sound pressure from the speaker will excite the instrument s sound chamber creating a feedback loop at the instrument s lowe...

Page 22: ...wn GLM 200 microphone to a switching jack configura tion creates an electronic version of musical chairs in which the microphone sig nal and negative battery wire are both vying for the same RING term...

Page 23: ...23 A C O U S T I C B L E N D E R S Y S T E M N O T E S...

Page 24: ...h the Return Policy as follows This warranty remains valid only if repairs are performed by FISHMAN TRANSDUCERS This warranty gives you specific legal rights and you may also have other rights which m...

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