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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.
| Power Source |
220 - 230 V AC, 50/60 Hz 24 V DC (M4 screw terminal) |
| Rated Output | 120 W |
| Power/Current Consumption |
AC operation: 260 W (rated output), 110 W (EN60065), 24 V DC operation: 7.0 A (rated output), 2.8 A (EN60065) |
| Frequency Response | 50 Hz - 20 kHz (±3 dB) |
| Distortion | 2 % or less 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/83 Ω), individual selector switch, M4 screw terminal DIRECT SPEAKER OUT: High impedance (100 V line/83 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 (+17 V DC) |
| S/N Ratio (Band Pass : 20 Hz - 20 kHz) |
100 dB or more (Master volume: min) 76 dB or more (Master volume: max) 60 dB or more (MIC 1 - MIC 3) 76 dB or more (AUX 1 - AUX 3) 90 dB or more (TEL) 96 dB or more (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: 5 mA or less, M3 screw terminal EMERGENCY(*4): No-voltage make contact input, open voltage: 24 V DC, short-circuit: 10 mA or less, M3 screw terminal |
| Control Output |
Power remote: Open collector output, withstand voltage: 35 V DC, control current: 50 mA or less, 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, hairline Case: Steel plate, black |
| Dimensions | 420 (W) × 107.7 (H) × 367 (D) mm |
| Weight | 12.6 kg |
| Accessory | Power cord ……1, Terminal block cover ……1, Terminal block cover mounting screw ……2 |
| Option |
Rack mounting bracket: MB-25B Volume control cover: YA-920 Input transformer: IT-453A |
Brochure : /customer/attachments/1548833728d5c0ae85a05d2e727d5a2a668c2e6aff.pdf
US 1049 
MY 745 
CN 159 
AU 75 
AP 73 
SG 41 
CA 36 
NZ 29 
