Joyo JF-17 Extreme Metal is a high-gain distortion pedal built for heavy metal and hard rock, widely known as a budget-friendly clone of the Electro-Harmonix Metal Muff. Technical Specifications

  • Type: Analog Stompbox Distortion
  • Input Impedance: 1 MΩ
  • Output Impedance: 600 Ω
  • Running Current: 25 mA
  • Power Source: 9V DC Adapter (negative center) or 9V Battery
  • Dimensions: 120 (L) x 97 (W) x 55 (H) mm
  • Weight: 410g [1, 2, 3, 4, 5]

Control Knobs & Features

  • Low, Mid, High: A 3-band EQ that allows you to finely boost or cut specific frequency ranges.
  • Mid-Freq: A sweep knob that lets you shift the center frequency of your mid-range, heavily altering the character of the distortion.
  • Volume: Controls the overall master output level.
  • Dist: Adjusts the intensity and saturation of the distortion.
  • Boost Footswitch & Knob: Engages an independent, mid-frequency boost for solos that push you to the front of the mix. Brand new

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Listed21 hours ago
ConditionExcellent (Used)
Excellent items are almost entirely free from blemishes and other visual defects and have been played or used with the utmost care.Learn more
Brand
Model
  • JF-17 Extreme Metal
Finish
  • Black
Categories
Year
  • 2010s

Product safety information may be available here.

Mr. Potato Head

Elgin, IL, United States
Joined Reverb:2026

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