Page 14 of Speakers & Accessories by Cam Electronics

convenience only 3 wires connect the attenuator to the speaker system the attenuators are designed to reduce the power reaching the speakers by 3 db for every step from 10 to 3 the last 2 steps reduce the amplifier power by 6 db an off position step 0 is provided to completely turn off any audio to the speaker group controlled by the attenuators the attenuators are rated in watts rms which make them ideal for heavy use applications from amp to speakers attenuators at10a at35a the at-series of attenuators allows the output level of a group of loudspeakers to be set from a wallmounted volume control without affecting overall amplifier volume settings these rugged attenuators have 10 levels of sound control plus an off-setting product features r b g · adjusts loudspeaker output levels on 25v and 70v systems · 2 models control up to 10-watt or 35-watt speaker systems · 10 attenuation steps and an off-setting · mounts in standard model power gang box dimensions electrical box rating · simple connections at10a 10 watts single 2-7/8 w x 4-5/8 h x 2-1/2 d at35a 35 watts dual 4-3/4 w x 4-3/4 h x 3 d depth from front of plate shipping weight 1 lb 2 lb extreme human environments it takes a specially-engineered speaker to stand up to the extreme abuse of human beings the vrs-series has been installed in some of the most demanding applications from high-crime area door-answer systems to some of the most notorious correctional facilities phone or fax your order toll-free tel 1-800-999-2809 · fax 1-800-999-9016 vandal-resistant speakers vrs1 vrs2 these vandal-resistant speaker assemblies ensure that sound communication gets through reliably despite being located in environments susceptible to damage and destruction the assembly includes a 3 plastic cone speaker securely located and protected behind steel barriers available with or without call button exploded view see sidebar what tough is exploded view the vrs-series features an 11-gauge stainless steel faceplate 1 that s a solid 1/8 of the hardest steel around behind that there s a heavy-duty steel barrier 2 which is designed to let sound out and nothing in the barrier is baffled so that knives nails paper clips and anything else that might fit into the grille openings will not enter the speaker nor make contact with the speaker s cone then for further protection a finely perforated metal grille 3 covers the entire speaker to intercept any object that might snake its way through the baffles of the steel barrier the vrs-series not only keeps objects out but fluids also cannot damage the speaker because the speaker s cone is made of water-resistant plastic 4 product features 20 · withstands attempts at vandalism in hostile environments · four layers of defense a heavy-duty 11-gauge stainless steel faceplate a baffled steel guard protects the speaker from puncture a finely perforated screen stops thin flexible objects from damaging the moisture-resistant plastic speaker cone and water-resistant cone · grille openings are cross-positioned so that nothing can enter the speaker not even the smallest or sharpest objects · mounts with one-way security screws included · 3 weather-resistant cone speaker · 1/2-watt speaker power on 25v speaker line · optional low impedance 8-ohm speaker operation dimensions shipping weight · unbreakable metal call-button vrs1 only 5-1/2 w x 7-3/4 h x 1-3/4 d 4 lb vrs2 available without call-button

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