TOA A-1803 30w Mixer Amplifier with Priority and Chime

Manufacturer

£257.54 tax excl.

Multi-purpose, multi-function mixer/power amplifiers specifically designed for maximum versatility and cost-effective high-performance are ideal units for any PA requirement in locations such as schools and offices and other intermediate size environments. A choice of different power outputs are offered as well as functions such as paging and dual zone coverage.

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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 Source220 V - 230 V AC, 50/60 Hz
24 V DC (M4 screw terminal)
Rated Output30 W
Power/Current ConsumptionAC operation: 80 W (rated output), 37 W (EN60065),
24 V DC operation: 2.0 A (rated output), 1.0 A (EN60065)
Frequency Response50 Hz - 20 kHz (±3 dB)
Distortion2 % or less at 1 kHz, rated power
InputMIC 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
OutputREC: 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 PowerON 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 ControlBass: ±10 dB at 100 Hz, Treble: ±10 dB at 10 kHz
Control InputTEL: 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 OutputPower remote: Open collector output, withstand voltage: 35 V DC,
control current: 50 mA or less, M3 screw terminal
Chime1-tone, 2-tone, or ascending 4-tone chime, or None selectable with switch setting,
activated at MIC 1's DIN or CONTROL TEL terminal.
Indicator5 point LED output level meter, Power indicator LED, Zone indicator LED, Emergency LED,
TEL LED
PriorityEMERGENCY: 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 ℃
FinishPanel: ABS resin, black, hairline
Case: Steel plate, black
Dimensions420 (W) × 107.7 (H) × 367 (D) mm
Weight8.1 kg
AccessoryPower cord ……1, Terminal block cover ……1, Terminal block cover mounting screw ……2
OptionRack mounting bracket: MB-25B
Volume control cover: YA-920
Input transformer: IT-453A