Name: TOA A-3548D Digital Mixer Amplifier | 480W, 2-Zone PA System
Brand: TOA
Availability: InStock

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TOA A-3548D Digital Mixer Amplifier | 480W, 2-Zone PA System

Price: SAR 0

Brand: TOA

Model: A-3548D

Key Features :

The A-3500D series is a PA amplifier with emergency and priority paging, remote zone control. It is equipped with 4 microphone inputs and 1 auxiliary input and 2-channel zone selector, ideal for paging announcement and BGM applications in schools, offices and supermarkets.

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Specification

TOA A-3548D Digital Mixer Amplifier
Power Source	100 - 240 V AC, 50/60Hz
Rated Output	480 W
Power/Current Consumption	601 W (Rated output), 113 W (based on EN62368), 200 mA or less (when power switch is OFF)
Frequency Response	50 Hz - 20 kHz ±3 dB (1/8 rated output)
Distortion	1 % or less at 1 kHz, rated power (20 kHz LPF (AUX-0025))
Tone Control	Bass: ±10 dB at 100 Hz Treble: ±10 dB at 10 kHz
S/N Ratio	88 dB or more (Master volume: min.) 76 dB or more (Master volume: max.) 55 dB or more (INPUT 1 - 6) 72 dB or more (INPUT 7) (A-weighted)
Audio Input	INPUT 1, 2: -60 dB(1)(MIC) / -20 dB (1) (LINE) selectable, 600 Ω, electronically-balanced, removable terminal block (5 pins)/ø 6.3 mm phone jack (3P) Note: MIC inputs are equipped with phantom power (24V DC, ON/OFF switchable) INPUT 3: -60 dB(1), 600 Ω, electronically-balanced, ø 6.3 mm phone jack (3P) INPUT 4: -60 dB(1)(MIC) / -20 dB (1) (LINE) selectable, 600 Ω, electronically-balanced, ø 6.3 mm phone jack (3P) INPUT 5: -20 dB (1), 10 kΩ, unbalanced, RCA pin jack x 2 PWR AMP IN: 0 dB (*1), 600 Ω, unbalanced, RCA pin jack
Audio Output	Speaker out: Low impedance (4 - 16 Ω) / High impedance (DIRECT, ZONE 1, ZONE 2: 100 V / total 21 Ω), removable terminal block (6 pins) (ZONE 1 / ZONE 2 is selectable, max. 480 W per output) Rec out: 0 dB(1), 600 Ω, unbalanced, RCA pin jack Line out 1, 2: 0 dB (1) , 600 Ω, unbalanced, RCA pin jack (Interlock with zone selection is possible)
Control Input	2 channels. no-voltage make contact input, open voltage: 35 V DC or less, Short circuit current: 10 mA or less, removable terminal block (5 pins) ZONE CONTROL IN: No-voltage make contact input, even voltage: 35 V DC or less, short-circuit current: 10 mA or less, removable terminal block (4 pins)
Control Output	POWER REMOTE OUT: Open collector output, withstand voltage: 30 V DC or less, control current: 25 mA or less, removable terminal block (4 pins) EMERGENCY OUT: Open collector output, withstand voltage 30 V DC or less, control current: 25 mA or less, removable terminal block (4 pins) ZONE CONROL OUT: Open collector output (polarized), withstand voltage 30 V DC or less, control current: 25 mA or less, removable terminal block (4 pins)
Operating Temperature	-10°C to +40°C
Operating Humidity	85 %RH or less (no condensation)
Dimensions	420 (W) × 96.1 (H) × 313.1 (D) mm
Weight	5.1 kg

Description

TOA A-3548D Digital Mixer Amplifier | 480W, 2-Zone PA System

Step up to a new standard of audio command with the TOA A-3548D, a robust and highly efficient 480W digital mixer amplifier. Designed for larger commercial venues, expansive office complexes, and institutional facilities, this amplifier delivers twice the power of its counterparts, ensuring pristine audio clarity across vast areas through 100V line speaker systems.
Precision Audio Distribution
The A-3548D excels in multi-area sound management. Featuring an intuitive, built-in 4-zone speaker selector, you can independently control background music volume, broadcast live announcements, or manage emergency paging in specific zones (e.g., lobby, hallways, cafeteria, parking garage) with the turn of a knob. Its compact 2U chassis saves valuable rack space without compromising on power.
Key Features for Professional Installations:
High-Output 480W Power: Provides ample headroom for large-scale speaker layouts and high ambient noise environments.
Integrated 4-Zone Management: Effortlessly route audio to specific areas with dedicated zone selection controls.
Advanced Digital Signal Processing (DSP): Utilizes built-in EQ, compression, and feedback suppression for a professional, balanced sound profile right out of the box.
Versatile Connectivity: Equipped with multiple balanced microphone and line inputs to accommodate all your audio sources.
Emergency & Priority Inputs: Seamlessly integrates with security and fire alarm systems for critical life safety announcements.

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