The Maxon OD-9 Overdrive is an analog overdrive pedal based on the classic Tube Screamer-style circuit. Featuring a JRC 4558D op-amp and true-bypass switching, it delivers warm, smooth overdrive with responsive playing dynamics, making it suitable for rhythm tones, lead playing, and boosting an amplifier.
Condition: Good
Specifications:
Brand: Maxon
Model: OD-9 Overdrive
Type: Analog Overdrive Pedal
Circuit: Tube Screamer-Style Overdrive
Op-Amp: NJM/JRC 4558D
Controls: Drive, Tone, Level
Maximum Gain: +40 dB (at 1.5 kHz)
Input Impedance: 500 kΩ
Output Impedance: 10 kΩ or less
Equivalent Input Noise: -114 dB or less (IHF-A weighted)
Maximum Output Level: 0 dBm
Bypass: True Bypass
Input: 1/4″ Mono Jack
Output: 1/4″ Mono Jack
Power Supply: 9V Battery or Compatible Maxon AC Adapter
Operating Voltage: 9V DC (Battery) / 10V DC (Adapter)
Current Draw: 6 mA at 9V / 7 mA at 10V
Dimensions: 124 × 74 × 54 mm
Weight: 580 g (including battery)
Country of Manufacture: Japan
Function: Smooth overdrive, sustain enhancement, and amplifier boosting














