Detail 01
Up to 10dB boost
Sets the available amount of clean gain before added saturation and compression build with the gain control.
Product detailSKU #1500000486149
Warm AudioDirty Boy Jr. Booster Pedal
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Independent shopping perspective
The Korena take
Dirty Boy Jr. is an all-analog boost for shaping the way an amp’s front end responds, rather than simply raising volume. At lower gain settings it can provide a clean lift; increasing gain brings saturation and compression into the sound. Treble and bass controls let you refine the boost, while the H-M-L frequency switch changes the low-end response for different guitars, amps, and pedalboards. It is voiced around vintage British-style amplifier saturation and offers up to 10dB of gain.
Strong match
Who this is for
- Adding a clean level lift or thicker driven sound before an amplifier.
- Adjusting low-end response when a boost follows buffered pedals or other effects.
- Using one compact boost across guitar, bass, and keyboard rigs.
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
H-M-L low-end Freq switch
Low can tighten rhythm parts, middle keeps the response balanced, and high supports fuller lead sounds.
Detail 03
True bypass
Keeps the pedal out of the signal path when it is switched off.
Detail 04
4.8 x 2 x 2.6 inches
A compact enclosure designed for pedalboard use.
Final check
Know before you order
- 01Requires standard 9V center-negative power.
- 02Uses 1/4-inch instrument input and 1/4-inch amp output connections.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01How much boost does the Dirty Boy Jr. provide?
It provides up to 10dB of gain.
02What does the H-M-L switch change?
It changes the pedal’s low-frequency response, with low, balanced middle, and fuller high-response settings.
03Is the circuit analog?
Yes. It uses a 100% all-analog boost circuit.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
4 detailsPickups & controls
- Controls
- Gain, treble, bass
- Circuit Inspiration
- Dirty Boy Ball Buster
- Frequency Control
- H-M-L low-end Freq switch
- Circuit Type
- All-analog boost
1 detailsBody & build
- Country of Origin
- China
3 detailsConnections & power
- Output
- 1/4 inch amp
- Input
- 1/4 inch instrument
- Power Requirement
- Standard 9V center-negative power
2 detailsSize & weight
- Weight
- 0.6
- Dimensions
- 4.8 inch x 2 inch x 2.6 inch
8 detailsOther
- Voicing
- Vintage British-style amplifier saturation
- Bypass
- True bypass
- Product Type
- Boost pedal
- Enclosure
- Metal
- Series
- Dirty Boy Jr.
- Design
- Authentic Dirty Boy boutique styling
- Model
- WA-DBjr-BOOST
- Boost Range
- Up to 10dB
