Vintage Electro Harmonix Triangle 1st version Big Muff Pi (circa 1970~1973) in very good condition...

・battery holder was missing so we added vintage style metal holder(could easily replace at your own likes)

・not sure but probably there is no modification at all...

・been tested and sounds great!!!

・bottom of the pedal is super clean as previous owner really took care of the pedal

・all the knobs response very well...

please check out our video of actual pedal...


pot date : stackpole 304-6640

knobs : Davies Molding of Chicago

version : 1st version 2nd edition

power : 9V battery

dimemsion : 151mm x 113mm x 35mm/50mm

foot swtich : Carling SPDT

jack : Japan Made


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