Brooklyn's #1 Source for Pro Audio & DJ Equipment

888-890-6222 // 718-522-1071 // 217 Russell St, Brooklyn, NY Map »

Call Us: 888-890-6222 // 718-522-1071

MXR M288 Bass Octave Deluxe Pedal

Constant Headroom Technology. Two independent octave voices. Organic analog tone. True bypass.


Double click on above image to view full picture

Zoom Out
Zoom In

More Views

  • MXR-M288
  • MXR-M288
Brand New
Affirm Financing:

Availability: In stock now

"Don't See The Deal You Want?" Request A Deal

Question about this item?

Call: 888-890-6222


Product Description for the MXR M288 Bass Octave Deluxe Pedal

The MXR M288 Bass Octave Deluxe serves as further evidence that guitarists aren't the only ones who seeking cool and creative ways to modify their sound. This dual-voice octave pedal is a tone shaper's dream, and offers analog tones with true bypass. The M288 Bass Octave Deluxe's Dry knob mixes your direct bass signal with the octave effect and add up to 15dB of midrange punch. Aside from the Dry control, there are two additional knobs: Growl and Girth, which add midrange or low end to the M288 Bass Deluxe's sound.


  • Dual-voice octave pedal
  • Analog tone
  • True bypass
  • Dry mix knob
  • Girth controls low-frequency octave-below tone
  • Growl controls midrange octave-below control
  • MId+ switch adds up to 15dB of mids (internally adjustable to 400Hz or 800Hz)
  • Powered by 9V battery or power supply (not included)

Input Impedance: 1 Mohm (Effect On)

Bypass: True Bypass

Signal to Noise: 94dBV A-weighted (Vref 1V RMS)

Output Impedance: 600 ohms

Octave Frequency Bandpass: 8Hz-46Hz, -3dB

Trigger Threshold: 70dBV @ 100Hz

Dry Output Control: -infinity/+2.5dB (MID+ out)

Dry Output Response: 20Hz to 20 kHz, +0/-1dB, -3dB @10Hz

MID+ Switch: Dry Signal Midrange Boost
- 400Hz or 850Hz, Internally Selectable
- +4dB to +14dB, Internally Adjustable

Girth Control: -infinity/+1dB @ 100Hz

Growl Control: -infinity/+6dB @ 100Hz

Power Requirement:
- Standard 9-volt battery
- 9VDC adapter with 5.5mm x 2.1mm positive barrel & negative center

Current Draw: 14mA

Dimensions and Weight in Packaging
Base Item
Shipping Weight: 1 lbs
Shipping Dimensions: 6 x 4 x 3 in
Brand MXR
Weight 1.0000
Dimensions (WxHxD) No

Write Your Own Review

You're reviewing: MXR M288 Bass Octave Deluxe Pedal

How do you rate this product? *

  1 star 2 stars 3 stars 4 stars 5 stars

Recommended Accessories

Deal Request

MXR M288 Bass Octave Deluxe Pedal


Submit the price you are willing to pay for this item.

You will receive a quick response from our crew.

Or just call us now

(888) 890-6222

Please wait...