Products Lineup

Data Library

Here, TOA’s Data Library equipped with a search engine offers its CAD drawings made out in pdf and dwg forms, EASE data, specification sheets, brochures, instruction and installation manuals, and a wealth of other product data for your downloading.


A-230 PA Amplifier

A-230 CE-GB

The A-230 is a power amplifier well-suited for broadcasting paging and supplying background music in restaurants, pubs, shops, houses of worship and so on.

* 0 dB = 1 V
Power Source 240 V AC, 50 Hz
Rated Output 30 W
Power Consumption 34 W (AC operation at EN60065)
Frequency Response 50 Hz - 20 kHz
Distortion 1 % or less at 1 kHz, 1/3 rated power
Input MIC 1: -60 dB* (1.0 mV), 600 Ω, Unbalanced, Equivalent to 5-pin DIN Type
MIC 2: -60 dB* (1.0 mV), 600 Ω, Unbalanced, Equivalent to phone jack Type
AUX 1, 2: -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)
S/N Ratio 60 dB or more (MIC 1, 2)
70 dB or more (AUX 1, 2)
Tone Control Bass: -10 dB at 100 Hz
Treble: -10 dB at 10 kHz
Muting MIC 1 overrides other Mic input and AUX inputs with 0 - 30 dB attenuation,
attenuation by switch
Indicator Power LED, Signal LED
Finish Panel: ABS resin, black Hair Line
Case: Steel plate, black
Dimensions 350 (W) × 105 (H) × 240 (D) mm (13.78" × 4.13" × 9.45")
Weight 3.5 kg (7.72 lb)
  • Contact Us
  • A&E Specification Download
  • TOA UHF Wireless Microphone System
  • SounDoh WIKISound tips: text version
  • SounDoh VIDSound tips: video or animation version

Top of the Page

About TOA

TOA is a company established in 1934, in Kobe, Japan. We provide innovative solutions and products centering those which provide sound. What TOA values is people’s smile. With more than 30 locations, we contribute to create a safe and reliable society globally with excitement, supporting the needs of local community.