PedalBro

Chorus · Mad Professor

Mad Professor Electric Blue Chorus

The Electric Blue Chorus is an analog chorus pedal using BBD circuitry with sinewave modulation and a dry signal blend that works across multiple instrument types. Premier Guitar gave it 4 out of 5 stars.

  • 9-12V DC · center −
  • 40 mA
  • Analog
New
from $183.84
Used (asking)
from $175

The rundown

Highlights

  • Sinewave modulation with dry signal mixing capability
  • BBD-based analog chorus circuit
  • Runs on 9-12V DC (40 mA) or battery power
  • Compact size at 66.5 x 114.3 mm
  • Currently in production

Best for

Musicians seeking a chorus effect that maintains clarity across different instruments without the typical lush character associated with traditional chorus pedals.

Professional reviews

What the press rated it. We link to each review; read the full piece for the details.

Quick facts

Power
9-12V DC
Current draw
40 mA
Polarity
Center negative
Dimensions
66.5 × 114.3 mm
Status
In production

Where to buy Mad Professor Electric Blue Chorus

$183.84 lowest new price · Reverb

Used listings asking $175–$175, median $175 (2 listings, small sample). Asking prices, not sold prices.

Current offers
SellerConditionPriceLink
ReverbUsed$175View
ReverbUsed$175View
ReverbNew$183.84View
ReverbNew$183.84View
ReverbNew$202.47View
ReverbNew$219View

Prices last checked 22 hours ago. Links to sellers are affiliate links.

Frequently asked questions

What power does the Electric Blue Chorus require?

The Electric Blue Chorus runs on 9-12V DC with a center-negative connector and draws 40 mA, and is also battery-compatible.

What are the dimensions of this pedal?

The Electric Blue Chorus measures 66.5 x 114.3 mm.

Is the Electric Blue Chorus still available?

Yes, the Electric Blue Chorus is currently in production.

Similar pedals

Same type, similar features.

Specs from pedalfilter. Summary written by PedalBro from those specs and public descriptions.

Page last updated September 29, 2026.