Manufacturers

Guitar Pedals from Vertex

Welcome to your ultimate guide to Vertex's guitar pedals. This catalog serves as your starting point to explore and compare all pedals crafted by Vertex. Designed for easy navigation, we hope you can quickly find detailed information on each pedal, including specifications, user reviews, and demo videos. Whether you're searching for the latest releases, seeking to expand your pedal collection, or exploring options for a specific sound, hopefully Stompbx can assist you in finding exactly what you need.

Compression/Sustain

Distortion

Overdrive and Boost

Boost MKII

The Boost MKII by Vertex is a multifunctional guitar pedal designed to provide a clean boost, buffer, and volume control. It offers a boost pedal with +16dB of ultra-transparent level over unity gain, allowing it to drive your amp into saturation or give your solos a clean level bump. The pedal accommodates both line- and instrument-level signals and features ultra-linear input/output buffers that condition the entire signal path with zero tonal coloration. The input buffer compensates for pickup loading, while the output buffer handles long cable runs effectively. The Boost MKII is 33% slimmer than its predecessor and includes an insert jack that enables volume adjustment via an external treadle-style pedal while keeping the guitar's signal isolated and free of "tone suck." It also offers the capability to control volume using an external volume or expression pedal, ensuring that the guitar's signal remains isolated from the impedance of the chosen pedal. The pedal is designed to leave the tone unchanged while providing up to +16dB of clean boost, making it suitable for various use-cases, including adding saturation and sustain to the signal when placed in front of an amp or dirt boxes, or providing a full-range level increase when placed after preamp and dirt boxes. The Boost MKII is known for its ability to transform a noisy passive effects loop into a high-quality, whisper-quiet active loop. The Boost MKII's technical specifications include: \- Dimensions: 4.5” x 2.2” x 1.8” \- Power Connector: 2.1mm barrel (center negative) \- Input Impedance: 1M ohms \- DC Voltage: 8.0V The pedal is assembled in California and is designed to provide total control of the output level via an expression pedal, making it a versatile and essential addition to a guitarist's pedalboard. For more detailed information, including videos, reviews, and articles, please visit the official Vertex Effects website.

Tone Secret

The Tone Secret by Vertex is an overdrive pedal designed with specific technical specifications and features. Here are the details: \- Pedal Type: Overdrive \- Analog/Digital: Analog \- Inputs: 1 x 1/4" (instrument) \- Outputs: 1 x 1/4" \- True Bypass: Yes \- Power Source: 9V DC power (adapter not included) \- Power Connection: 2.1mm center negative barrel \- DC Voltage: 8.0-9.6V (9.8V MAX) \- Current consumption: Less than 60mA \- Capable of being used with 9V battery \- Features include DNA of a classic "Screamer" hitting a "Blackface" 12AX7 preamp \- Über versatile drive voicing with Pre-Vol, Grit, & Master Vol controls \- Designed in California The Tone Secret recreates the sonic DNA of the most iconic users of the green screamer heard on countless studio recordings and live performances without the need for a cranked mid-scooped amplifier to run the pedal into. It utilizes 50% of the gain found in a traditional green OD pedal, with added pre-overdrive and post overdrive controls to tweak the OD characteristics to match any amplifier and simulate amp break-up without dime-ing the "DRIVE" knob on your pedal. Additionally, it has individual controls for treble and mid-range frequencies, along with a "GRIT" control to dial in the ratio of your amp’s natural break-up in tandem with the overdrive produced by the Tone Secret. The Tone Secret is designed to provide classic and contemporary sounds heard on favorite records, making it a versatile and powerful tool for guitarists.

Steel String Clean Drive MKII

The Steel String Clean Drive MKII by Vertex is a versatile pedal that faithfully recreates the tonality and feel of the iconic Dumble Steel String Singer amplifier in a stompbox format. It is based on serial number #001 of the legendary 6L6 Dumble SSS and is designed to provide incredible touch sensitivity, fatness, and top-end spank. Key Features: \- Faithful recreation of the tonality and feel of the Dumble Steel String Singer amplifier \- Based on serial number #001 of the legendary 6L6 Dumble SSS \- 33% smaller than the Steel String MKI \- Added Jazz/Rock toggle to voice the low-end EQ \- Flexible gain control allows for use as a Clean Boost or Overdrive \- True Bypass Switching (mechanical) \- Designed in California Technical Specifications: \- Controls: Volume, Tone, Gain \- Connections: Input, Output, 9VDC \- Dimensions: 4.6’x3.2”x1.8” \- Power Connector: 2.1mm barrel (center negative) \- Input Impedance: 2.2M ohms \- DC Voltage: 8.0-9.6V [*9.8V MAX] \- Current Consumption: Less than 10mA \- Output Impedance: 100k ohms The pedal offers a Jazz/Rock switch to provide more control over bass and high-frequency response, allowing users to achieve the unmistakable Crystal- Clear Overdrive and Fat Clean Tones from albums like "Texas Flood," "Venus Isle," and "Continuum" through any clean amp platform. The Steel String Clean Drive MKII is a versatile tool for guitarists seeking Dumble-style tones, touch sensitivity, and warmth in a compact and pedalboard- friendly size.

Ultraphonix OD

The Ultraphonix MKII Overdrive pedal by Vertex Effects is designed to re- create the overdrive produced by a Dumble™ Overdrive Special amplifier. It is voiced alongside four Dumble™ ODS amps ranging from 1970's-1990's, capturing the quintessential D*style tone, note bloom, and harmonic overtones. The pedal features 100% Analog Circuitry and Mechanical "True Bypass" Switching. It is assembled in California and operates on 9VDC center-negative power (adapter not included). The Ultraphonix MKII offers ultimate control of overdrive tone, with extra gain-shaping controls including Master Volume, Input Gain "Level," and Distortion/Saturation "Ratio." It also provides versatile controls to shape tone, such as the "FILTER" knob for sculpting the upper-mids from 800Hz to 1.6kHz. Additionally, it is 33.3% smaller than the original Ultraphonix, offering the same amazing tone in a more compact form factor. This pedal is suitable for use in front of any clean amp platform, and can be engaged in tandem with another overdrive pedal or in front of a broken-up amp to achieve a huge lead tone or thundering rhythm tone.

Steel String Supreme (Slight Return Edition)

The Steel String Supreme (Slight Return Edition) by Vertex is a highly versatile double preamp pedal designed to replicate the characteristics of the legendary 6L6 blues machines. It is a true amp in a box, capable of being used with a tube amp or direct to Cab Sim/IR Loader. The pedal features inspiring glassy touch sensitivity, warmth, and low-end snap, making it suitable for a wide range of use-cases including blues, rock, and pop music genres. Key Features: \- Based on model #001 of an original run of legendary 6L6 blues machines \- True amp in a box, designed to go into a tube amp or direct to Cab Sim/IR Loader \- Versatile Gain and Level controls for clean boost or full-on overdrive \- Re-shaped EQ, Bright/Deep switch, and Rock/Jazz switch for mid-range forward Blues Tone \- Rugged steel housing with authentic D-style aesthetics \- True bypass switching The pedal is characterized by its ability to produce fat and glassy tones, saturating signals in tubelike harmonics as the gain is increased. It offers a wide range of tone-shaping capabilities, from subtle fattening and clean compression to full-on overdrive. The active EQ section allows for precise midrange shaping, while the Bright/Deep and Rock/Jazz switches provide additional tone-sculpting options. The Steel String Supreme (Slight Return Edition) is designed in California and comes in a rugged steel housing with authentic D-style appointments of the classic Dumble Steel String Singer. It is a compact and powerful tool for guitarists seeking to achieve D-style cleans with glass and snap, making it an essential addition to any pedalboard.

Ultraphonix MKII

The Ultraphonix MKII by Vertex is an overdrive pedal designed to replicate the tone and feel of a Dumble™ Overdrive Special (ODS) amplifier. It is 30% smaller than the original Ultraphonix and is voiced alongside four Dumble™ ODS amps ranging from the 1970s to the 1990s. The pedal is equipped with a RATIO control, allowing users to blend clean and distorted signals to their preference. Key Features: \- Voiced alongside four Dumble™ ODS amps from the 1970s-1990s \- Quintessential D*style tone, note bloom, and harmonic overtones \- 100% Analog Circuitry \- Mechanical "True Bypass" Switching \- Assembled in California \- 9VDC center-negative power operation (adapter not included) Controls: \- Volume \- Filter \- Level \- Ratio Specifications: \- Input Impedance: 670 ohms \- Output Impedance: 100 ohms \- DC Voltage: 8.0-9.6V (9.8V MAX) \- Current Consumption: Less than 25mA Dimensions: \- 4.6” x 2.125” x 1.8” The Ultraphonix MKII provides users with ultimate control over their overdrive tone, with extra gain-shaping controls including Master Volume, Input Gain "Level," and Distortion/Saturation "Ratio." Additionally, the pedal features a "FILTER" knob for sculpting the upper-mids from 800Hz to 1.6kHz, allowing for additional presence and harmonic saturation. The pedal is designed to deliver a wide-open and amp-like sound at all volume levels. The Ultraphonix MKII is a versatile overdrive pedal suitable for guitarists seeking to achieve the coveted D-style tone without the need for a Dumble™ amplifier.

Ultraphonix HRM

The Ultraphonix HRM by Vertex is an overdrive pedal designed to recreate the sought-after Dumble™ HRM overdrive tone that propelled the tweaked Overdrive Special Amplifier into stardom. It features EL-34 British-voiced Dumble-style overdrive, providing a sonic re-creation of Dumble ODS #0214. The pedal includes 5 voicing controls for overdrive tone, namely Master (volume), Volume (gain), Accent (presence), Tone, and Ratio (clean blend). The "Master" control determines the total output of the pedal, while the "Volume" control adjusts the preamp's intensity, offering control over the amount of gain from the preamp. The "Accent" control increases presence and gradually introduces more saturation into the signal. The "Ratio" control allows blending of distorted and clean signals, and the "Tone" knob accentuates different upper-mid frequencies ranging from 800-1.6k Hz. The Ultraphonix HRM is equipped with a 100% analog circuit and is designed in North Hollywood, California. Its dimensions are approximately 4.6’x3.2”x1.8” and it operates with a 9VDC power supply, consuming less than 60mA of current. The pedal features input and output connections and utilizes a 2.1mm barrel power connector with center negative polarity. The HRM edition of the Ultraphonix, armed with EL-34 power amp tubes, offers a quintessentially British voicing and EQ shift compared to the original version. This pedal is suitable for guitarists seeking to achieve the distinctive EL-34 Dumble™ sound.

T Drive

The T Drive by Vertex is a sonic recreation of the legendary Trainwreck™ Express amplifier, rooted in the tradition of British amps from the 60's and 70's. It is designed alongside a "real deal" Trainwreck™ amplifier, ensuring superior dynamics from chimey Vox cleans to soaring Plexi dirt. The pedal offers ultra-sensitive pick attack and response, providing true bypass functionality. It is assembled in California and operates on 9-18VDC center- negative power (adapter not included). The dimensions of the T Drive are 4.6″ x 3.2″ x 1.8″, with a power connector of 2.1mm barrel. The input impedance is 500k ohm, the output impedance is 10k ohm, and the current consumption is less than 5mA. The pedal type is overdrive, and it is an analog device with 1 x 1/4" input. The T Drive aims to accurately recreate the harmonic complexity of the Trainwreck™ amps in a stompbox, with dynamics, harmonic complexity, and "voice-like" overtones reminiscent of the amp it was inspired by.

Steel String MKII

The Steel String MKII by Vertex Effects is a compact pedal designed to faithfully recreate the tonality and feel of the iconic Dumble Steel String Singer amplifier in a stompbox format. It is based on serial number #001 of the legendary 6L6 Dumble SSS and offers incredible touch sensitivity, fatness, and top-end spank. Key Features: \- Incredible touch sensitivity, fatness, and top-end spank \- Based on serial number #001 of the legendary 6L6 Dumble SSS \- 33% smaller than the Steel String MKI \- Added Jazz/Rock toggle to voice the low-end EQ \- Flexible gain control allows for use as a Clean Boost or Overdrive \- 9 to 18-volt operation (adapter not included, 18V provides more clean headroom) \- True Bypass Switching (mechanical) Specifications: \- Dimensions: 4.6’x3.2”x1.8” \- Power Connector: 2.1mm barrel (center negative) \- Input Impedance: 2.2M ohms \- DC Voltage: 8.0-9.6V [*9.8V MAX] \- Current Consumption: Less than 10mA \- Output Impedance: 100k ohms Functionality: The Steel String MKII can function as a clean boost with D-style coloration when the gain is below 50%. When the gain knob exceeds 50%, it transitions into light overdrive territory, making it suitable for mid-gain overdrive and stacking into mid-range style overdrives. Additionally, it can serve as an EQ to balance out other overdrive pedals when stacked and smooth unwanted frequencies. Use Cases: \- Enhancing the front end of tube amps with D-Style character \- Adding life to solid-state or backline amplifiers \- Shaping low-end EQ with the added Jazz/Rock toggle \- Providing clean boost, overdrive, or EQ shaping for endless tonal possibilities The Steel String MKII offers a versatile and compact solution for guitarists seeking the classic Steel String amplifier clean tone in a pedalboard-friendly size.

Preamps

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