Pricing and availability
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Price
Average Price: $40
Budget/Beginner
$70
$251+
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Budget
Standard
High-end
Price History
Based on price data from 5 merchants for "Electro-Harmonix Cntl Knob". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Introducing the Electro-Harmonix Cntl Knob, a marvel in the world of expression effects pedals, designed for the guitarist or bassist seeking precision and ease in sculpting their sound. Gone are the days of cumbersome expression pedals that take up precious real estate on your pedalboard. This compact, innovative device allows you to toggle between two preset expression settings with a simple stomp, ensuring your performance is as dynamic as your music.
Crafted with versatility in mind, the Cntl Knob features two intuitive knobs, EXP 1 and EXP 2, which allow for quick adjustments, mirroring the heel and toe positions of a traditional expression pedal. Whether you're dialing in the perfect amount of delay or crafting intricate pitch shifts, this pedal puts the power at your feet, literally. Its straightforward design, complemented by bright LED indicators, ensures you're always in control, even on the darkest stages.
Enhancing its user-friendly nature, the pedal comes equipped with a TRS+/- Button, enabling seamless integration with a wide range of devices. This feature ensures maximum compatibility, making the Cntl Knob a universal tool in your sonic arsenal. Packaged with a 6-foot TRS cable, this pedal is ready to connect and transform your musical expression right out of the box.
Key Features:
- Dual expression knobs (EXP 1 and EXP 2) for toggling between two preset levels
- Compact design that frees up pedalboard space
- LED indicators for clear, on-stage visibility
- TRS+/- Button for enhanced compatibility with various devices
- Includes a 6-foot TRS cable for immediate use
Product specs
| Brand | Electro-Harmonix |
| Model | CNTL Knob Static Expression |
| Finish | White |
| Year | 2020 - 2025 |
| Categories | Controller, Expression and Volume Pedals |
FAQs
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What is the primary function of the Electro-Harmonix Cntl Knob Static Expression Pedal?
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The Electro-Harmonix Cntl Knob acts as a static expression pedal, allowing users to set and maintain a fixed expression value, which can be used to control parameters on compatible pedals without having to use a traditional expression pedal.
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How does the Electro-Harmonix Cntl Knob connect to other pedals?
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The Cntl Knob connects to other pedals via a standard 1/4-inch TRS cable, making it compatible with most expression pedal inputs on effects pedals.
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Can the Electro-Harmonix Cntl Knob be used with any guitar pedal?
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The Cntl Knob is compatible with most guitar pedals that have an expression pedal input, allowing it to control various parameters that are typically adjusted by an expression pedal.
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Does the Electro-Harmonix Cntl Knob require a power supply?
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No, the Electro-Harmonix Cntl Knob does not require a power supply as it operates passively, without the need for batteries or external power.
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How do you set the expression value on the Electro-Harmonix Cntl Knob?
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The expression value on the Cntl Knob is set using its two knobs, which allow users to determine the minimum and maximum expression settings for precise control over the parameter being adjusted.
Videos
EHX
Electro-Harmonix Cntl Knob Static Expression Pedal (EHX Demo by TOM BURDA)
Reviews
PROS
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Enables precise volume control without needing foot dexterity
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Allows switching between two preset levels, enhancing pedal functionality
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Compact, saving valuable pedalboard space
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Can be used without power, LEDs optional for setting visibility
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Enhances effects pedals by adding preset options
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Compatible with a wide range of pedals, increasing versatility
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Facilitates quick shifts in sound dynamics
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Simple setup and robust build quality
CONS
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Can cause tone loss with certain setups, described as a "tonesucker"
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Requires specific cable types for optimal connectivity
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In some cases, presets need reconfirmation after changing settings on connected devices
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Electro-Harmonix Cntl Knob.
Features and functionality
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The Cntl Knob allows setting two preset values on an expression pedal and toggling with a footswitch for static remote control.
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The Cntl Knob can function as a preset switcher for pedals like the Superego Plus, making it useful for those who want basic preset capabilities without full expression pedal control.
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Mods and upgrades
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Users suggest adding a toggle for a momentary/latch function, as well as a glide feature with ramp times for enhanced performance.
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Use cases and applications
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Suitable for Pitch Fork owners to switch between intervals like minor/major 3rd or semitone.
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It can replace expression pedals for users who need quick toggling between exact settings, beneficial for effects like fast/slow chorus or normal/runaway feedback in delay pedals.
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Useful for pedals with expression control over single parameters, such as modulation speed, allowing users to switch between specific effect settings efficiently.
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Software and compatibility
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Compatible with devices like the Eventide H9 that accept standard expression pedals.
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Other
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Noted as lacking a momentary switch, which some users deem a significant oversight.
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Comparisons
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Compared to Saturnworks' similar product, the Cntl Knob offers a more affordable option for users who don't want to DIY their own toggle switcher.
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Critic Reviews
4.0 out of 5
Based on 0 Reviews and 1 Rating
Genre Usage
Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.
Used With
Based on how musicians on Equipboard use Electro-Harmonix Cntl Knob, it is most commonly used with the following gear.
Community setups
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