1970s V1 Frequency Analyzer, used by Devo and other artists to add moving harmonies to your original note while controllable high order filters reduce cross product distortion. From tunable three-voice harmony to anarchic microtonal sounds, the Frequency Analyzer is an esoteric accessory for all instruments. Made in USA.

Modified to accept 15 Volt AC adapter.

Video: https://youtu.be/jadvt7CbH1o

Product Specs

• Item Number: 20148
• Make: Electro Harmonix
• Model: Frequency Analyzer
• Condition: Very Good
• Finish: Aluminium
• Categories: effects-and-pedals ⇒ octave-and-pitch ⇒ pedal
• Function: Ring Modulator
• Year: 1970s
• Made In: United States
• MPN: EHX-FA
• Modular Grid: Pedals ⓘ ＋
• Dimensions*: 102 mm wide 121 mm high
• Power*: ? mA / ? V AC/DC

* User contributed details