Listing is for original unused PCB pair used in 70’s Polyfusion Frequency Follower rack mount modular device. So there’s no confusion, the photo of FF-1 frequency follower device is just to illustrate what these PCBs were used for.

Includes 1. Audio Input/Preamp PCB, and 1. Frequency Follower/Fundemental Extractor PCB.

This item is sold As-Described

This item is sold As-Described and cannot be returned unless it arrives in a condition different from how it was described or photographed. Items must be returned in original, as-shipped condition with all original packaging.Learn More.

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Listeda year ago
ConditionMint (Used)
Mint items are in essentially new original condition but have been opened or played.Learn more
Brand
Model
  • FF-1 Frequency Follower Original PCBs
Categories
Year
  • 1975-1980
Made In
  • United States

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