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Electro-Harmonix B9 Organ Machine

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$189.00 to $259.50 Price Tier: Standard

4.5 (31)

2 Reviews

Find out who is using Electro-Harmonix B9

4 community setups

38 wishlisted

94 saved

Page last updated Jul 06, 2026

Pricing and availability

We compare 600+ stores and found this item at 10 stores. Prices updated July 4, 2026.

Store

Reviews

Price

4.5 (70)

$259.50

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4.0 (9)

$259.50

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4.5 (189)

$247.00

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5.0 (112)

$204.70 75 available New

$130.00 53 available Used

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4.0 (62)

$259.50

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4.5 (4)

$259.50

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$259.50

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4.2 (148)

$189.00

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£210.00

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$259.50

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Average Price: $233

Standard/Professional

$150

$601+

Price Tier

In the Guitar Synth Pedals category, Electro-Harmonix B9 Organ Machine is priced in the Standard/Professional range. This is quality gear at a fair price point, suitable for beginners, hobbyists, and pros alike.

Budget

Standard

High-end

Price History

Based on price data from 7 merchants for "Electro-Harmonix B9 Organ Machine". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

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Product Description:

Step into a world of classic organ tones with the Electro-Harmonix B9 Organ Machine. This magical guitar effects pedal transforms your instrument into an authentic sounding organ, without any tracking problems, glitches, or false notes. Perfect for guitarists and keyboardists alike, it allows you to summon instantly recognizable organ sounds with the simple stomp of a footswitch.

With nine presets tuned to capture the essence of iconic organs, from tonewheel and combo to cathedral and bell organs, it gives you a wide range of sonic options to explore. Its ability to emulate the warm tones of jazz, rock, gospel, and more, combined with the added modulation effects, helps you achieve the perfect blend of organ and guitar tones.

The B9 also brings you complex routing options with its dual outputs, allowing you to craft unique sounds for studio and live use. From the fat & full tones to the iconic sounds of classic rock, this pedal opens up a world of tonal possibilities at your feet.

Key Features:

Transforms guitar tone into one of nine classic organ tones
Zero tracking problems, glitches, mistriggers, or false notes
Presets include tonewheel organ, jazz, gospel, cathedral, bell organ, classic rock, and more
Modulation effects tailored to each sound, such as rotary speaker, tremolo, or vibrato
Control over percussive "click" associated with tonewheel organs
Dual outputs for complex routing options
Perfect for both studio and live use
True bypass for unadulterated signal transfer

Owner's manual

Electro-Harmonix B9 Organ Machine User Manual

Product specs

Pedal Type	Organ emulator
Inputs	1 x Instrument
Outputs	2 x 1/4"
Power Source	9V DC power supply (included)

FAQs

What does the Electro-Harmonix B9 Organ Machine do?: The Electro-Harmonix B9 Organ Machine emulates classic organ sounds, transforming your guitar or keyboard into an organ with nine distinct presets inspired by legendary '60s organs.
Can the B9 Organ Machine be used with a keyboard?: Yes, the B9 Organ Machine can be used with both guitars and keyboards, offering versatile application for different instruments.
What type of power supply does the Electro-Harmonix B9 require?: The Electro-Harmonix B9 requires a 9V DC power supply, which is included with the pedal.
Does the Electro-Harmonix B9 have stereo output capabilities?: The B9 Organ Machine features two 1/4" outputs, allowing for both mono and stereo output configurations to suit various setup preferences.
Are there any controls on the B9 Organ Machine for customizing the organ sound?: Yes, the B9 offers controls for adjusting the organ's signature percussive click and modulation, allowing for personalized sound shaping.

Videos

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EHX

Electro-Harmonix B9 Organ Machine (EHX Pedal Demo by Bill Ruppert)

EHX

Electro-Harmonix B9 Organ Machine Demo - Sweetwater Sound

Sweetwater

Electro-Harmonix B9 Organ Machine Pedal (Demo by JJ Tanis)

EHX

Review Demo - Electro-Harmonix B9 Organ Machine

Premier Guitar

Electro-Harmonix B9 Organ Machine | Reverb Demo Video

Reverb

Electro Harmonix B9 Organ Machine pedal - It's Mighty Fine (Song by Bayu Ardianto)

EHX

Electro Harmonix B9 Organ Machine with Bass

Rafi Kirder

Electro-Harmonix - B9 Organ Machine Demo at GAK

GAK

Electro-Harmonix B9 Organ Machine: Review and Demo in Under 10 Minutes!

Nathan Marchack

Electro-Harmonix B9 Organ Machine "but how does it sound with a band?"

Dylan Dunbar

Isto - Take Me Out to the Ball Game (with Electro-Harmonix B9 Organ Machine Pedal)

Isto

Reviews

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PROS

Transformative organ sounds, very realistic
Simple, user-friendly interface
Offers a range of tones and effects beyond organ sounds
Excellent tracking at all speeds
Encourages creativity and new song ideas
Works well with both tube and solid-state amps
Versatile, compatible with guitar, bass, and electric piano
Some presets specifically enhance genres like rock and gospel
Can mix organ sound with guitar's dry signal for nuanced tones
Responds well to modifications for custom sounds

CONS

No remote tone changing capability
Requires specific amp setup (preferably two inputs or two amps) for best sound
Some organ presets may sound less convincing or limited
Expression pedal functionality for mod control is absent
Needs adjustment in playing style for optimal organ response
Can be picky about control settings, misbehaves if levels are too high
Not suitable as an "always on" pedal; demands careful use
Latency noticeable when set to full organ mode
Timbre of the "click" sound on some settings can be unusable
Lacks some desirable sounds from similar pedals (e.g., C9)

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Electro-Harmonix B9 Organ Machine.

Features and functionality

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The B9 Organ Machine offers 9 distinct organ tones, with onboard modulation that can be substituted with external modulation like the TC Electronics Vibra Clone for a more authentic organ sound.
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The B9 is part of a highly regarded series alongside the Synth9 and Mel9, known for stellar tracking and great control options.
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The C9 offers more tonal variety in its presets compared to the B9, which some users find to have presets that sound similar.
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Use cases and applications

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Plugging the dry output back into the pedal and connecting the organ output to an amp can create unique self-oscillation effects, mimicking Fats Waller's style in "Eraserhead."
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The B9 is specifically effective for creating bass sounds when used in conjunction with a looper, surpassing traditional octave pedals in this regard.
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To achieve authentic organ tones, it’s crucial to mimic organ playing styles, emphasizing chord stabs and single-note lines while avoiding strumming or bending notes.
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Using a compressor before the B9 can enhance the organ-like feel, making it sound more like a keybed rather than guitar strings.
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Comparisons

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Users note the B9's superior organ emulation over typical octave pedals, stating there's no comparison in sound quality for organ-like tones.
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The C9 seems to be less frequently available on resale markets, suggesting users are more satisfied and less likely to part with it compared to the B9.
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Mods and upgrades

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For a budget-friendly organ sound, combining Behringer's OU300 or SO400 octave pedals with the RM600 rotary pedal can mimic organ tones.
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The TC Electronics Vibra Clone paired with the B9 enhances the organ sound, making it nearly indistinguishable from an actual organ when mic noise is minimized.
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User experience

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Owners find that the B9 encourages them to adapt their playing style, inspiring more organ-like techniques and altering their musical approach.
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4.5 out of 5

Based on 2 Reviews and 31 Ratings

5 star

4 star

3 star

2 star

1 star

luxiu

44626

almost 6 years ago

Unique and flawless

It tracks amazingly well, I prefer using its octave mode rather than the old dedicated octave generators I had (Micro POG, Nano POG, EQD Organizer), we cannot choose the sub/up balance but it sounds better at its point, more realistic, immediate… organic!

Roles:

Guitarist

Genres:

Rock