Bogen Communications Buffer/Expander/Volume Control - BUFEX

Bogen Communications Buffer/Expander/Volume Control - BUFEX

The BUFEX Buffer/Expander/Volume Control from Bogen is designed to control up to 150 speakers in 100V, 70V, or 25V Systems. Emergency announcements are heard at full volume even if local volume is low or turned off.

• Ten position settings plus off for up to 150 speakers

The Level Controller shall be a continuously variable speaker attenuator that can remotely control the volume of a network of speakers, Bogen Model BUFEX. It shall provide output buffering for up to 150 self-amplified speaker inputs and allow speaker system expansion of existing 100V, 70V, or 25V central amplifier systems. The BUFEX shall include a bypass function for overriding the volume control knob setting when activated by a contact closure or open collector output. A PCB-mounted bypass trim control shall adjust the volume when in bypass mode with a maximum of 12 dB of attenuation. The BUFEX power consumption shall be 1 CU (50 mA) @ 24V DC. The Tip (T) and Ring (R) connections shall be audio outputs with an output impedance of 8 ohms. The BUFEX shall have a rugged and attractive stainless steel plate with engraved lettering. The BUFEX shall measure 2-13/16" W x 4-9/16" H x 2-3/8" D and fit into a single gang electrical box.The BUFEX shall weigh 3 ounces.