TOA Electronics AM-821 instruction manual Specifications

Page 10

SPECIFICATIONS

Power Requirements

AC Mains, 50/60 Hz

14 V A

MAX

Outputs

LINE

: +2dBm 600

balanced

 

PHONE : stereo or monaural headphone

Inputs

MIC

 

–60dBm

balanced

 

REMOTE MIC

–60dBV

unbalanced

 

BGM

 

+ 2dBm

balanced

Frequency Response

MIC

100~15,000Hz ±3dB

 

TAPE

100~

7,000Hz ±3dB

Distortion

MIC

less than 2% at 1 kHz

 

 

TAPE

less than 3% at 1 kHz

 

S/N

MIC

better than 55dB

 

 

TAPE

better than 50dB

 

Usable Tape

Compact cassette normal tape

 

Wow and Flutter

Less than 0.3% WRMS

 

 

Control Terminals

Input jack for external timer-accepts signal pulse with no voltage

 

Output for muting-make contact with no voltage

Interval Timer

2, 5, 15, 20 minutes and OFF (switchable)

Omissible Message

Message No.1 through No.9

 

Mesage Number Indication

1 through 99

 

 

 

Dimensions (W x H x D) 433.5 x 140.2 x 336.3 mm [17.07 x 5.52 x 13.24 in.]

Weight6.5kg[14.3lb.]

Specifications are subject to change without notice.

Accessories (120V MODEL ONLY)

Fuse (250 V 0.3 A)

1

DIN Plug (5P)

3

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Contents Spot Announcing Machine Features ContentsGeneral Description User Care PrecautionsCleaning the Front Panel Handling Cassette TapesAuto Switch Part DescriptionConnects to a power cord ConnectionsRecording Procedure Transmitted to the amplifierCompleted Tape After Recording Procedure Confirmation of RecordingManual mode Microphone Paging and Order of PriorityTROUBLE-SHOOTING RemedySpecifications Dimensions mm TOA Corporation

AM-821 specifications

The TOA Electronics AM-821 is a state-of-the-art digital amplifier that has gained recognition in the audio industry for its exceptional performance and innovative features. Designed for various professional applications, the AM-821 is particularly suited for public address systems, commercial sound reinforcement, and various installations in schools, auditoriums, and venues requiring high-quality audio.

One of the standout features of the AM-821 is its robust power output. With a maximum output of 120 watts per channel at 4 ohms, it ensures reliable sound distribution in larger spaces without distortion. The amplifier is engineered to handle a wide range of audio signals, making it versatile for different sound sources. It is equipped with a built-in mixer that allows for control of microphones and other audio inputs, making it ideal for live events or permanent installations.

The AM-821 incorporates advanced technologies such as digital signal processing (DSP) which enhances sound quality and provides precise control over audio characteristics. This technology allows users to adjust equalization settings, loudness, and delay, ensuring crystal-clear sound that adapts to the environment. In addition, the amplifier features a low-noise cooling system that enhances its efficiency, prolonging the lifespan of the equipment while remaining quiet during operation.

Another essential characteristic of the AM-821 is its user-friendly interface. It includes intuitive controls and LED indicators that facilitate easy operation and monitoring of performance. The amplifier offers multiple input options, including XLR, RCA, and 1/4-inch jacks, providing flexibility for various audio setups. Its compatibility with TOA’s other products creates a cohesive and scalable system for users looking to expand their audio capabilities over time.

The robust build quality and sleek design of the AM-821 make it not only a powerful performer but also an aesthetically pleasing addition to any audio setup. Its compact form factor allows for easy integration into existing systems without occupying excessive space.

In summary, the TOA Electronics AM-821 amplifies modern audio solutions through its powerful output, advanced digital processing technologies, user-friendly interface, and versatile connectivity options. Ideal for professionals seeking quality, reliability, and versality, the AM-821 demonstrates TOA’s commitment to excellence in audio engineering.