Bogen Complete Guide to Speaker Wiring and Attenuators for 25V/70V Systems

Models: AT10A

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Attenuators For 25V/70V Speaker Line Models AT10A and AT35A

Installation and Use Manual

Speaker Installation

These 10-step plus “off” speaker attenuators allow the volume of a network of 25V or 70V speakers to be controlled from a remote location. The AT10A attenuator can handle speaker loads of up to 10W (max.) and the AT35A attenuator can handle speaker loads of up to 35W (max.). The AT10A fits into a single gang electrical box and the AT35A into a double gang electrical box. Volume reduction takes place in 3 dB increments except for the 2 lowest settings, which provide 6 dB reduction increments. A speaker “off” (“0”) position is also provided.

Attenuator Wiring

Wire Nuts (4)

Cable Shields

Note: Cable shield is not connected to the speaker - the shield simply “floats.”

COM

Speaker “-”

 

(negative) lead

Cable from amp or zone output

Cable to speakers

Hot Lead

Speaker “+”

positive lead

 

Red

Black Green

 

Attenuator

Attenuator Settings

STEP

ATTENUATION

10

0 dB (Full Volume)

 

 

9

-3 dB

 

 

8

-6 dB

 

 

7

-9 dB

 

 

6

-12 dB

 

 

5

-15 dB

 

 

4

-18 dB

 

 

3

-21 dB

 

 

2

-27 dB

 

 

1

-33 dB

 

 

0

Speaker Off

 

 

© 2005 Bogen Communications, Inc. All rights reserved.

Specifications subject to change without notice. 54-2126-01A 0501

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Bogen AT10A specifications Speaker Installation, Attenuator Wiring, Attenuator Settings

AT10A specifications

The Bogen AT10A is a premier audio distribution solution designed primarily for commercial and professional settings. This robust and versatile amplifier is known for its high-quality sound performance, making it a favored choice among audio professionals and businesses seeking reliable sound reinforcement.

One of the standout features of the AT10A is its power output. The amplifier delivers 10 watts of power, which makes it suitable for a variety of applications, from small conference rooms to retail environments. Despite its compact size, the AT10A is equipped to handle demanding audio tasks without compromising audio fidelity.

The AT10A incorporates advanced technologies to ensure consistent performance. For instance, it comes with built-in automatic gain control that optimizes audio levels for clarity. This feature is particularly beneficial in environments where volume levels can fluctuate, ensuring the audience always receives a clear, balanced sound.

Another notable characteristic of the Bogen AT10A is its versatility in connectivity. The amplifier provides multiple input options, including microphone, line-level, and auxiliary inputs, which allow users to connect various audio sources with ease. This flexibility makes it possible to integrate the AT10A into existing audio systems or use it as a standalone unit for speeches, background music, or presentations.

The design of the AT10A also prioritizes user-friendly operation. It features intuitive controls for adjusting volume and selecting input sources. The unit's front panel includes indicators that provide quick visual feedback on operational status, enabling users to monitor performance effortlessly.

Furthermore, the Bogen AT10A is built with durability in mind. Its rugged chassis ensures reliability in demanding environments, while the efficient cooling system helps prevent overheating during extended use. These characteristics make it an ideal choice for schools, churches, offices, and retail locations looking for a dependable sound solution.

In summary, the Bogen AT10A is a powerful, versatile audio amplifier that combines ease of use with professional-grade audio performance. With its range of input options, advanced technologies, and robust design, the AT10A is well-suited for a variety of audio applications, making it an essential tool for any sound installation project. Whether used for public announcements, background music, or live events, the Bogen AT10A consistently delivers exceptional audio quality and reliability.