Datasheet for the Potter FH-47 Series Speakers, published in 2006. Document No: 8850031, Rev: A. 8 models including FH-47R-25S, FH-47W-25S, FH-47R-25R and 5 additional variants. Engineering specifications, wiring diagrams, and mounting dimensions.
Potter FH-47 Series Speakers Datasheet (2006) | FACP Manuals