A-230

AMPLIFIER

A-230

TOA, a manufacturer with a history of more than 70 years of specializing in audio products, now introduces a basic amplifier package that includes the features and functions best suited for background music and paging applications. The TOA A-230 is designed to deliver consistently high-quality performance levels, along with easy installation and simple operation. Bass and treble tone control functions make the sound clear and comfortable to listen to, while Mic 1 auto-muting facilitates announcements at any time, with a quick return to regular operation.

Simple package amplifier with compact and lightweight body, suitable for paging and background music distribution.
Three microphone inputs, one auxiliary input and 100V/4-ohm speaker outputs.
Sure high performance with wide frequency response, and low noise and distortion.
Either AC or DC operation.
Comfortable acoustic spaces thanks to tone controls at bass and treble.
Attenuation of other input signals from 0 to –30dB by Mic 1 input signal.

Specifications Downloads

* 0 dB = 1 V

Power Source

220 - 230 V AC, or 12 V DC

Rated Output

30 W

Power Consumption

34 W (AC operation at IEC60065)

Consumption

4.5 A (DC operation at rated output)

Frequency Response

50 Hz - 20 kHz

Distortion

1 % or less at 1 kHz, 1/3 rated power

Signal to Noise Ratio

60 dB or more (MIC 1 - 3)
70 dB or more (AUX)

Input

MIC 1 - 3: -60 dB* (1.0 mV), 600 Ω, unbalanced, phone jack
AUX: -20 dB* (100 mV), 10 kΩ, unbalanced, RCA pin jack

Output

Speaker out: Floating balanced
High impedance: 330 Ω (100 V)
Low impedance: 4 Ω (11 V)

Tone Control

Bass: -10 dB at 100 Hz
Treble: -10 dB at 10 kHz

Muting

MIC 1 overrides other Mic inputs and AUX input with 0 - 30 dB attenuation,
attenuation by MIC 1 input

Indicator

Power LED, Signal LED

Finish

Panel: ABS resin, black Hair Line
Case: Steel plate, black

Dimensions

350 (W) x 105 (H) x 240 (D) mm (13.78 x 4.13" x 9.45")

Weight

3.5 kg (7.72 lb)

Please download Datasheet to access full specifications.

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