INSTRUCTION MANUAL
CEILING SPEAKER SYSTEM
F-101C, F-101CM
F-121C, F-121CM
An optional electronic controller AC-120 is required when using the F-121C or F-121CM.
For details, refer to the section "7. System Examples".
1. Nomenclature and Dimensional Diagrams
F-101C/F-101CM
F-121C/F-121CM
2. Features
Bass-reflex design with high power rating and wide range.
Full-range 12 cm speaker.
Can be easily mounted on the ceiling or wall.
Unique acoustic construction employing a diffuser provides extremely wide area coverage and wide
directivity, resulting in uniform sound pressure level in any locations. (F-121C and F-121CM)
Optimum frequency response with use of the AC-120. (F-121C and F-121CM)
TOA Corporation
Speaker
Front Grille
Spring
Stopper
Push-in terminal
Stopper mounting screw
S-shaped hook
Stopper mounting screw
Speaker unit
Bass reflex duct
