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Mixer Amplifier

Last updated Nov 1, 2026 · 3 entries in Page history

The TOA A-5012 is a half-rack 1-unit size 120 W desktop mixer power amplifier with two MIC or LINE inputs, two line inputs, and functions set from a PC with its dedicated setting software.

Part number or model
A-5012
Catalog number
Not assigned yet
TOA A-5012 mixer amplifier, front

Specifications

30 fields, as the sources state them

Description

Description
The A-5012 is a half-rack 1-unit size 120 W desktop mixer power amplifier. Inputs 1 and 2 can be set for either MIC or LINE sound sources, and its output is compatible with both high-impedance (100 V and 70 V lines) and low-impedance (4 Ω) speaker connections. Functions can be set with a PC using the dedicated setting software. The A-5012 is ideal for use as a power amplifier in small commercial facilities and conference rooms. With the use of an optional rack mounting bracket, it can be mounted in an EIA Standard equipment rack (1 unit size).1

A-5012

Features
120 W 2 x mic/line inputs with mute function 5-band Parametric Equalizer for each input and output (DSP) Remote Master Volume Control Mute (Mic 1 priority: Manual mute) Compressor for both input 1 and 22

Specifications

Power Source
100-240 V AC, 50/60 Hz1
Rated Output
120 W1
Power/Current Consumption
207 W (rated output), 39 W (based on cULus standards) Max. 3 A1
Frequency Response
50 Hz - 20 kHz (1/8 rated output)1
Distortion
1 % or less (1 kHz, rated output)1
Input
INPUT 1, 2: MIC -60 dB(*1) LINE -20 dB(*1) MIC/LINE selectable 2.2 kΩ, electronically-balanced, removable terminal block (5 pins) INPUT 3, 4: LINE -20 dB(*1), 10 kΩ, unbalanced, RCA pin jack1
Output
SPEAKER: 4 Ω, 70 V (42 Ω), 100 V (83 Ω), removable terminal block (5 pins)1
Signal to Noise Ratio
MIC 1, 2: 50 dB or more LINE 1 - 4: 70 dB or more (A-weighted)1
Function
Equalizer: 5 points settable on each input (High-pass flter × 1, Parametric equalizer × 4) High-pass filter: 20 Hz - 20 kHz, 6 dB/oct Parametric equalizer: 20 Hz - 20 kHz, ± 15 dB, Q: 0.267 - 69.249 FBS: ON/OFF settable on inputs 1 and 2 (OFF by default) Compressor: ON/OFF settable on inputs 1 and 2 (OFF by default) Threshold, Ratio, Attack time, Release time, and Gain are settable independently on each input. Mute: MANUAL/AUTO/OFF settable on each input (MANUAL by default) Reduction level, Hold time and Fade-in time are settable independently on each input. Trigger threshold is settable independently on input 1. (AUTO) Equalizer: 10 points settable on output. (Through, Low-pass flter, Parametric equalizer, High-pass flter) Low-pass filter: 20 Hz - 20 kHz, 6 dB/oct, 12 dB/oct Parametric equalizer: 20 Hz - 20 kHz, ± 15 dB, Q: 0.267 - 69.249 High-pass filter: 20 Hz - 20 kHz, 6 dB/oct, 12 dB/oct Speaker parametric equalizer: 5 points settable on output 20 Hz - 20 kHz, ± 15 dB, Q: 0.267 - 69.2491
Control
Mute control, Remote master volume control, Power ON/OFF switch, Ground lift1
LED Indicator
Power indicator, Signal indicator, Peak indicator, Protect indicator1
Network I/F
100BASE-TX1
Operating Temperature
0 ℃ to +40 ℃ (32 ℉ to 104 ℉)1
Operating Humidity
35 % to 80 %RH (no condensation)1
Finish
Panel: PS resin, black Case: Surface-treated steel plate, black, paint1
Dimensions
210 (W) × 52.5 (H) × 375 (D) mm (8.27" × 2.07" × 14.76")1
Weight
3.9 kg (8.6 lb)1
Accessory
Large type removable terminal plug (5 pins) …1, Small type removable terminal plug (5 pins) …2, Plain washer (*2) …6, Bracket mounting screw (M3 x 10) (*2) …6, Power supply cord (2 m (6.56 ft)) …11
Option
Half width blank panel: MB-15B-BK (for rack mounting one A-5012 unit) (*2) Rack joint bracket: MB-15B-J (for rack mounting two A-5012 units) (*2) Rack runner: YA-7061
Note (*1)
0 dB = 1 V1
Note (*2)
When using the optional MB-15B-BK or MB-15B-J, use the bracket mounting screws supplied with this unit.1

Personal Computer Requirements

Hardware
CPU: 1 GHz or faster 32-bit (x86) or 64-bit (x64) processor Memory: 1 GB or more RAM (for 32-bit CPU) or 2 GB or more RAM (for 64-bit CPU) Display: 1024 × 768 resolution or higher Free Hard Disk Space: 16 MB or more, however 600 MB or more is required for the 32-bit edition or 1.5 GB or more for the 64-bit edition when ".NET Framework" is not yet installed LAN: 100BASE-TX1
OS
Windows 10 Pro (32/64-bit edition) Windows 11 Pro (64-bit edition)1
Required Component
.NET Framework 4 Client Profile1

Specifications for product

Number of channels
12
Connectable microphones
22
Controls
Power ON/OFF switch Volume: MIC/ Line1, MIC/ Line 2, LINE 3, LINE 42

Application examples

Application examples
Restaurants Bars Hotels Retail stores Auditoriums2

Sources: toa-products.com, A-5012 Specification Data, drawings GA-052B1-4 and GA-052C1-8, read Nov 1, 2026 UTC; toa.eu, Product header, Specifications and Application examples tabs, read Nov 1, 2026 UTC.

Size and weight

Inches and pounds, millimetres and kilograms

The product

WhatInches and poundsMillimetres and kilograms
DimensionsW8.27×H2.07×D14.76 inW210.1×H52.6×D374.9 mmconverted
Weight8.6 lb3.9 kg

Figures in black are the maker’s. Figures in grey are converted by the wiki (1 in = 25.4 mm, 1 lb = 0.45359237 kg).

Compare with

18 of the same family on the wiki

More from TOA

8 pages on the wiki

All 8 TOA pages →

Documents

4 linked, none copied here

References

3 sources, each with the day it was read

  1. toa-products.com, A-5012 Specification Data, drawings GA-052B1-4 and GA-052C1-8, read Nov 1, 2026 UTC. Supports 25 specifications, the related products
  2. toa.eu, Product header, Specifications and Application examples tabs, read Nov 1, 2026 UTC. Supports 5 specifications, the related products
  3. toa-products.com, Data Library, MIXER AMPLIFIER, read Nov 1, 2026 UTC. Supports the documents

Page history

Every read and every change to this page, newest first

  1. Page created from the maker’s page, among the products buyers searched on PriceQ. Product type proposed. Descriptions written at three lengths from the specifications.Claude Opus (AI agent) · Not reviewed yet
  2. Read on toa-products.com: A-5012 Specification Data, drawings GA-052B1-4 and GA-052C1-8; Data Library, MIXER AMPLIFIER.Claude Opus (AI agent) · Not reviewed yet
  3. Read on toa.eu: Product header, Specifications and Application examples tabs.Claude Opus (AI agent) · Not reviewed yet

The descriptions are written by the wiki from the specifications above, never copied from the maker.

Live prices · PriceQ

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