Products

At TOA, we supply sound, not just equipment. Our comprehensive portfolio of professional audio solutions includes Voice Alarm Systems, Intercom, IP Audio, Wireless Systems, Conference Systems, and ProSound equipment. From schools and airports to stadiums and ships, TOA systems enhance safety and communication through sound, every day, all over the world.

 

DISCONTINUED

A-1812

Mixer Amplifier

Equipped with Priority function, Chime function, and 2 Zone selector switches, the A-1812 PA Amplifier of 120 W is designed to suit the following PA system applications: paging announcements, intercommunications, BGM, and broadcasting in schools, offices, and shops. It's power remote control function, provided especially for use in conjunction with the P-1812 (optional), will turn ON or OFF the P-1812's power.

  • 3 versions available: 30 W, 60 W or 120 W
  • User-friendly front panel for easy operation
  • Individual zone speaker selection buttons enable broadcasting to 2 separate zones
  • 3 MIC inputs with MIC 1 priority override
  • One of 3 different program sources can be broadcasted
  • High-quality circuitry enables wide frequency response (e.g. for CD music sources and for FGM/BGM speakers)
  • Recording output
  • Built-in MIC 1 chime for use with optional remote microphone
  • Remote-in terminal for emergency control with automatic setting of default output level for the emergency input




  • Specifications
  • Application examples
  • Equipment
  • Tender text
  • Downloads
Specifications
Specifications for product:
A-1812
Power source

220 - 230 V AC, 50 / 60 Hz or 24 V DC

Frequency response

50 Hz - 20 kHz

Control input

TEL: No-voltage make contact input, open voltage: 24 V DC, short-circuit: 5 mA or less, M3 screw terminal
EMERGENCY: No-voltage make contact input, open voltage: 24 V DC,  short-circuit: 10 mA or less, M3 screw terminal

Finish

ABS resin, Steel plate, black

Dimensions

420 x 107.7 x 367 mm (W x H x D)

Weight

12.6 kg

Distortion

< 2 % (at 1 kHz, rated power)

S/N ratio

100 dB(A) (MIC: > 60 dB; AUX : > 76 dB; Tel: > 90 dB, EMERGENCY: > 96 dB)

Number of channels

1

Connectable microphones

3

Inputs

MIC 1: -60 dBV, 600 Ω, balanced, combined XLR phone jack or 5p DIN socket

MIC 2 & MIC 3: -60 dBV, 600 Ω, balanced, combined XLR phone jack

AUX 1–2: –20 dBV, 10 kΩ, unbal. RCA

AUX 3: -20 dBV, 10 kΩ, unbal. combined XLR phone jack


Outputs

REC: 0 dBV, 600 Ω, unbalanced, RCA pin jack
SPEAKER: 100 V (83 Ω), 4 – 16 Ω

Application examples
Equipment
Tender text
Downloads


We supply sound, not equipment.