JF-01 Vintage Overdrive

The Joyo JF-01 Vintage Overdrive is a representation of the classic Tube Screamer, featuring an RC4558 chip. The overdrive effect is described as mellow, mild, and smooth, providing exquisite sustain. The pedal is designed with true bypass functionality to minimize tone loss. It is housed in an aluminum alloy casing with a stoving varnish finish.

Technical Specifications:
- Input Impedance: 500KΩ
- Output Impedance: 10KΩ
- Running Current: 7mA
- Power: 6F22 9V Battery/DC 9V adapter (not included)
- Controls: Volume (output), Drive (gain), Tone (treble boost or cut, focused around the 2-5k range)
- Dimensions: 120mm (length) x 72mm (width) x 55mm (height)
- Weight: 0.84 lbs

The pedal features three control functions: volume (output), drive (gain), and tone (treble boost or cut, focused around the 2-5k range). The circuit features a JRC4588 chip and true bypass design.