Data Sheet

Product Specification Sheet APS005 - Rev. 07/2013
RB8S / RB8ST Ceiling Speaker (8 inch)
42 Central Drive • Farmingdale • NY • 11735-1202 • Phone: [phone] • Fax: [phone]
TOLL-FREE: [phone] • Web: AlphaCommunications.com • Email: [e-mail]
Copyright© 1998-2014 Alpha Communications® - All Rights Reserved.
Due to continuous product improvement, all colors, sizes, materials, finishes and specifications are subject to change without notice.
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RB8S / RB8ST Ceiling Speaker
Ceiling Speaker Assembly
RB8S / RB8ST Ceiling Speakers
The Alpha Communications® RB8S speaker is a cost effective
ceiling speaker and baffle (grille) combination. The model RB8S
features a high-quality 8 ohm public address and background music
speaker, with excellent voice and music response. The RB8ST is
the same as the model RB8S, but also includes a built-in (dual
voltage) 25 volt/70 volt line transformer.
The RB8S series speaker is designed to be installed easily, into a
standard suspended (hung) ceiling or sheet-rocked ceiling.
Features
Large 12.5" diameter covers irregular cut holes
White, non-glare finish blends with ceiling materials
Easy-on studs for attaching speaker to baffle in seconds
Baffle (grille) manufactured of U.V. stabilized, high-
impact polystyrene thermoplastic
Paintable and non-corroding baffle (grille)
Matching white-head screws and push-on nuts furnished
High quality 8 inch diameter (round), 8 ohm voice and
music speaker
1 year limited factory warranty
Very competitively priced
Options / Componenets
Model IH008: Flush mounting ring (plastic). (1) required
for each RB8S and/or RB8ST speaker.
Model PH8-1:
Protective enclosure (optional). Protects
speaker from dust and ceiling residue and
helps to project sound from speaker.
Model TB8X:
Tee-Bar ceiling tile support bridge
(optional). Use for weak or flimsy ceiling or
ceiling tiles. Helps distribute weight of
speaker over a larger area. Used for safety
mounting of speakers. Fits into ceiling tile
metal grid.
Model RB8S45: Same as RB8S but with 45 ohm speaker.
Model RB8SV:
Same as RB8S but with built-in rotary
volume control.
Model RB8STV:
Same as RB8ST but with built-in rotary
volume control.