A-3548D Digital Mixer Amplifier

A-3548D Digital Mixer Amplifier

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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0185-3330344, 01789-636363, 02-48955951

Description

A-3548D Digital Mixer Amplifier

Power Source100 – 240 V AC, 50/60Hz
Rated Output480 W
Power/Current Consumption601 W (Rated output), 113 W (based on EN62368),
200 mA or less (when power switch is OFF)
Frequency Response50 Hz – 20 kHz ±3 dB (1/8 rated output)
Distortion1 % or less at 1 kHz, rated power (20 kHz LPF (AUX-0025))
Tone ControlBass: ±10 dB at 100 Hz
Treble: ±10 dB at 10 kHz
S/N Ratio88 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 InputINPUT 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 (2P)
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 (2P)
INPUT 4: -60 dB(*1)(MIC) / -20 dB (*1) (LINE) selectable, 600 Ω, electronically-balanced, ø 6.3 mm phone jack (2P)
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 OutputSpeaker 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 Input2 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 OutputPOWER 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)
Indicator5-point LED output level meter, Power LED, Priority LED, Emergency LED, Thermal protection LED, Over current protection indicator LED, Zone 1 LED, Zone 2 LED
Operating Temperature-10°C to +40°C
Operating Humidity85 %RH or less (no condensation)
FinishPanel: ABS resin, black
Case: Surface-treated steel plate, black, paint
Dimensions420 (W) × 96.1 (H) × 313.1 (D) mm
Weight5.1 kg
AccessoryPower Cord (2 m) x 1, Audio Input Removavble Terminal Plug (3.81 mm, 5 pins) x 2, Control I/O Removable Terminal Plug (3.81 mm, 4 pins) x 2, Remote Control Removable Terminal Plug (3.5 mm, 4 pins) x 1, Speaker Out Removable Terminal Plug (5 mm, 6 pins) x 1, Volume Control Cover x 4
OptionRack mounting bracket: MB-25B
Perforated panel: PF-013B

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