Issue 7

DUAL INPUT

ONE-WAY AMPLIFIED INTERIOR SPEAKERS

INTRODUCTION

The V-1220 and V-1222 are dual Input One-Way Amplified Speaker assemblies for use with any one-way or handsfree page control unit. These speakers are for interior use only.

These instructions contain the specifications and

 

 

information necessary to install, operate and

 

 

maintain the Dual Input One-Way Amplified

V-1220

V-1222

Interior Speakers.

SPECIFICATIONS

Applications

One or Two-Way Page Controls

Electronic Key System Page Ports (interface adapter may be required)

PABX Page Ports (interface adapter may be required)

Stand Alone Systems

Existing 70V Paging Systems

Background music systems

Features

Self-contained dual input amplifier and volume controls

8 inch cone type speaker

Operates on -24VDC

All speakers wired with 3 pair station cable

Screw terminals for all connections

Dimensions/Weight

V-1220 - Ceiling Speaker 13.0" Dia. X 3.0" D (33cm Dia. X 7.6cm D)

3.8lbs. (1.73 kg)

V-1222 - Wall Speaker 10.6"H x 9.7"W x 5.2"D

(26.92cm H x 24.63cm W x 13.20cm D)

4.4lbs. (2.0 kg)

Nominal Specifications

Amplifier Input Impedance

 

1000 Ohms Nominal

Amplifier Input Level

-10dBm Nominal

Amplifier Output

1 Watt into 45 Ohm

 

 

speaker load

Power Requirements

Voltage

-24VDC

Current

50mA

Environment

Temperature

0 to 50 Degrees C

Humidity

0 - 85% non-precipitating

DESIGN

The Valcom Dual Input One-Way Amplified Interior Speakers may be used to provide one-way paging from one-way or talkback page controls. The speakers provide a means for connecting one speaker to two audio sources, making it easy to provide features such as background music, group call, or emergency override. These speakers can also be used to expand existing 70V paging systems. When power and the appropriate input signal are applied, voice page can be made.

Page Control Access

When using the One-Way Amplified Speakers with a Page Control, the following equipment will be required:

Appropriate one-way speaker assembly

Page Control

Power Supply sized to provide power to operate the amplified speaker assemblies and page control. (See Figure 1 for Page System Block Diagram)

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Valcom V-1222, V-1220 specifications Introduction, Specifications, Design

V-1222, V-1220 specifications

Valcom, a leading provider of communication and mass notification solutions, has introduced the V-1222 and V-1220 models, which are highly regarded for their advanced features and reliable performance in various settings such as schools, offices, and healthcare facilities. Both models are designed to enhance communication efficiency and ensure clear audio transmission, making them ideal for intercom systems and paging applications.

The Valcom V-1222 is a two-way intercom that allows for seamless communication between different areas of a building. One of its standout characteristics is its full-duplex communication capability, which enables users to speak and listen simultaneously without the need for a push-to-talk button. This feature promotes a natural conversation flow, making it easier for users to communicate effectively. The V-1222 also features a built-in digital delay to minimize echo and improve audio clarity, ensuring that messages are heard loud and clear.

On the other hand, the V-1220 is a one-way intercom system that excels in broadcasting announcements or alerts. It is particularly useful in environments where quick, efficient notifications are essential. The V-1220 boasts an impressive coverage area, allowing it to reach multiple rooms or zones in a building. It can be easily integrated with existing phone systems and paging equipment, making it a versatile choice for organizations looking to enhance their communication infrastructure.

Both models utilize advanced technology to ensure robust performance. They are equipped with high-quality speakers that deliver clear audio, even in noisy environments. Additionally, the V-1222 and V-1220 support power over Ethernet (PoE), which simplifies installation by eliminating the need for separate power sources.

In terms of characteristics, both intercoms are designed for durability and long-lasting use. They feature a sleek, contemporary design that fits well with various decor styles. The ease of installation and the ability to expand the system with additional units make them an attractive solution for businesses of all sizes.

In conclusion, the Valcom V-1222 and V-1220 are excellent communication tools that enhance connectivity and ensure that important messages are conveyed effectively. Their unique features and reliable technology make them indispensable in creating a safe and efficient communication environment. Whether for intercom interactions or mass notifications, these models stand out for their performance and ease of use.