What is the difference between the Medusa Chorus and the Empress Chorus?

The easiest way to describe the difference between the chorus function of the Empress and the Medusa is their "voicing" - the Medusa has a throatier, more "resonant" sound - whilst the Empress has more of a shimmery, sparkly sound.


Did Andy Summers use the Empress Chorus for his chorus sound for the Police Reunion Tour?



What are the voltage, current requirements and polarity requirements for the Empress Chorus?

Regulated DC 9 volts, 2.1mm plug center negative, 25ma.


I have high output pickups can I pad the input of my Empress Chorus?

Yes. Simply remove the back of the pedal, locate the little black slide switch and shift the position of the switch setting.


What is the black trim pot for?

This sets DC bias on the bucket brigade chip - do not adjust.


My voice control crackles as I turn it - is this a problem?

No - it's the bias shifting on the Bucket brigade chip. As mentioned in the instructions - it is perfectly fine.


What are the physical dimensions of the Empress Chorus and how much does it weigh?

The pedal measures 118mm x 38mm x 94mm (4 5/8" x 1 1/2" x 3 5/8") and weights 395 grams.


Can my Empress Chorus run through my amps effects loop or should I run it into the front end of the amplifier?

The pedal can be run through your effect loop with the loop pad engaged. However, they were designed to be run in the front end of an amp - like all classic effects :)


Do you do one off custom builds?

No not at this stage.


Can I use a bass through my Empress Chorus pedal?



Can I use a higher voltage to run my Empress Chorus pedal for increased headroom?

No. Under no circumstances try running the pedals on any voltage above 9 volts DC. Doing so will damage the pedal.


Do you offer modifications (mods)?



How do I get the extended warranty for my pedal I have just purchased?

Please go to the Warranty and Registration Page.


None of the questions relate to my problem or question - how do I contact you?

Please visit our Contact page.