A-1800 Series

TOA Mixer Power Amplifier A-1800 Series

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  • TOA Mixer Power Amplifier A-1800 Series
  • A-1800 Series

A-1800 Series

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Quick Overview

TOA Mixer Power Amplifier A-1803

Equipped with Priority function, Chime function, and 2 Zone selector switches, the A-1803 PA Amplifier of 30 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.

 

Also Available in Rated Output : 60W , 120W

Please call OPTVIO to ask for Quote.

(+65) 6684 9668

Product Description

TOA Mixer Power Amplifier A-1803

Equipped with Priority function, Chime function, and 2 Zone selector switches, the A-1803 PA Amplifier of 30 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.

 

Power Source•  220 V - 230 V AC, 50/60 Hz
    24 V DC (M4 screw terminal)
Rated Output•  30 W
Power           Consumption•  AC operation: 80 W (rated output), 37 W (EN60065),
   24 V DC operation: 2.0 A (rated output), 1.0 A (EN60065)
Frequency Response•  50 - 20,000 Hz (±3 dB)
Distortion•  Under 2% at 1 kHz, rated power
Input•  MIC 1: -60 dB(*1), 600 Ω, electronically-balanced,
   combined type of XLR-3-31 equivalent and phone jack, DIN socket (5 pins)
•  MIC 2 - 3: -60 dB(*1), 600 Ω, electronically-balanced,
    combined type of XLR-3-31 equivalent and phone jack
•  AUX 1 (MOH): -20 dB(*1), 10 kΩ, unbalanced, RCA pin jack
•  AUX 2: -20 dB(*1), 10 kΩ, unbalanced, RCA pin jack
•  AUX 3: -20 dB(*1), 10 kΩ, unbalanced, combined type of XLR-3-31 and phone jack
•  TEL(*2): -20 dB(*1), 10 kΩ, electronically-balanced, M3 screw terminal
•  EMERGENCY: 0 dB(*1), 600 Ω, unbalanced, M3 screw terminal
  
 Output•  REC: 0 dB(*1), 600 Ω, unbalanced, RCA pin jack
•  LINE 1, 2 (*3): 0 dB(*1), 600 Ω, unbalanced, RCA pin jack
•  MOH: 0 dB(*1), 600 Ω, transformer balanced, M3 screw terminal
•  SPEAKER SELECTOR: 2 zone, high impedance (100 V line/330 Ω),
   Individual selector switch,  M4 screw terminal
•  DIRECT SPEAKER OUT: High impedance (100 V line/330 Ω), M4 screw
   terminal 
•  Low impedance (4 - 16 Ω), M4 screw terminal
   (Both Low and High impedance terminals cannot be used at the same    time.)
  
Phantom Power•  ON or OFF for each MIC1 - 3 with switch setting
  

S/N Ratio

(Band Pass: 20-20K Hz)

•  Over 100 dB (Master volume: min)                                      
•  Over 76 dB (Master volume: max)
•  Over 60 dB (MIC 1 - MIC 3)
•  Over 76 dB (AUX 1 - AUX 3)
•  Over 90 dB (TEL)
•  Over 96 dB (EMERGENCY)
  
Tone Control•  Bass: ±10 dB at 100 Hz, Treble: ±10 dB at 10 kHz
Control Input•  TEL: No-voltage make contact input, open voltage: 24 V DC,
   short-circuit: under 5 mA, M3 screw terminal.                                                                    •  EMERGENCY(*4): No-voltage make contact input,
   open voltage: 24 V DC, short-circuit: under 10 mA, M3 screw terminal.
Control Output•  Power remote: Open collector output, withstand voltage: 35 V DC,
•  control current: under 50 mA, M3 screw terminal
Chime•  1-tone, 2-tone, or ascending 4-tone chime, or None selectable with switch setting,
   activated at MIC 1's DIN or CONTROL TEL terminal.
Indicator•  5 point LED output level meter, Power indicator LED, Zone indicator LED,
   Emergency LED, TEL LED
Priority•  EMERGENCY: Overrides other inputs
•  TEL: Overrides other inputs except 'EMERGENCY', ON/OFF selectable with switch setting
•  MIC 1: Overrides other inputs except 'EMERGENCY & TEL',
•  ON/OFF selectable with switch setting
Operating Temperature•  -10℃ to +40℃
Finish•  Panel: ABS resin, black, hair line
•  Case: Steel plate, black
Dimensions•  420 (W) × 107.7 (H) × 367 (D) mm
Weight•  8.1 kg (17.86 lb)

 


Also Available in Rated Output : 60W , 120W

Please call OPTVIO to ask for Quote.

(+65) 6684 9668 

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