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Toa Electronics A-824D Digital Mixer/Amplifier (1 x 240W, 4 Ohms / 70V)

Mixer/Digital Amplifier – 240W – Six audio input, 2 slots for 900 series modules. Networkable and GUI operation feature. Mounting bracket included. Optional MT-251H-Q output isolation transformer for 25V line

$1,142.00

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Description

Lightweight Digital Power Amplifier
4 Mic/Line Inputs + 2 Aux Inputs
Two 900-Series Module Slots
Control Input for Emergency / Priority
Voice Detection Function with Ducking
Treble and Bass Controls
Switchable Speaker Output: 4 Ohms / 70V
Remote Control via Windows Web Browser
DSP: Filters, EQ, Gate, Limiter, Ducker
Includes Terminal Blocks and Power Cord

System installers in search of a quality installation mixer / amplifier will be impressed with the TOA Electronics A-824D, a flexible six-channel mixer / 240W amplifier that’s ideal for paging announcements and BGM applications in schools, offices, and supermarkets. The A-824D is equipped with four mic/line inputs, two auxiliary inputs, and two 900-Series module slots. The amplifier offers a single speaker output that’s switchable between 4 ohms and 70V operation. The integrated Power Factor Correction (PFC) circuit prevents damage from faulty power. The unit offers several functions, including volume control, priority, chime, and remote confirmation. In addition, it is equipped with a 2-channel input Bus of Audio and Duck, and the signal processing function. The A-824D includes a power cord, several block terminal plugs, a volume control cover, and rackmount hardware.

Note:
900-Series Modules sold separately.
240W power amplifier output
Lightweight owing to the built-in digital power amplifier unit
Emergency broadcast and priority broadcast activated by way of the control input (contact)
Voice detection function that allows the priority broadcast to be activated by voice
Priority setting function
Remote confirmation function that allows you to confirm the unit’s status through the web browser using a PC
Switchable speaker output (4 ohms or 70 V)
Module slots provided for mounting up to 2 units of 900 Series modules
Electronically balanced 4-microphone inputs (MIC 1 to MIC 4) with Input setting switches
Fine sound adjustment possible by connecting a signal processor like an equalizer between the pre-amplifier output and the power amplifier input
Bass and treble tone control knobs
Output level meter
Master volume control knob to simultaneously adjust all input levels
Remotely controllable master volume
Built-in chime unit (1-note chime, 2-note chime, and ascending 4-note chime)
Equipped with the following sign

Amplifier
Form Factor/Type Tabletop (Rack-Mountable with Included Hardware)
Number of Channels 6
Power Rating 4 Ohms / 70 V:
1 x 240 W
Load Impedance / Voltage 4 Ohms
70 V
Performance
Protections Power Supply
Frequency Response 50 Hz to 20 kHz ±3 dB (1/8 Power)
I/O Impedance Block Line/Mic Input:
600 Ohms (Balanced)
RCA Line Input:
10 Kilohms (Unbalanced)
Input Level Block Mic:
-60 dB (Balanced)
Block Line:
-20 dB (Balanced/Unbalanced)
RCA Line:
20 dB (Unbalanced)
VCA Control None
SNR Main Output:
88 dB (Master Volume Minimum)
76 dB (Master Volume Maximum)
Line Input:
55 dBA (Input 1 to 6)
Distortion ≤ 1% (1 kHz, at Rated Power)
Signal Processing
DSP Yes
EQ Yes
Ducking/Muting Yes
Compressor Yes
Limiting Yes
Connectivity
Audio I/O 6 x Block 3-Pin Line/Mic Input (Detachable)
2 x Stereo RCA TS Unbalanced Preamp/Record Output
Digital Audio I/O None
Network I/O 1 x RJ45 Ethernet
Other I/O 2 x Block 4-Pin Control
1 x DE-9/DB-9 Control/RS-232
Speaker Outputs 1 x Block 3-Pin 4-Ohm/70 V Main (Detachable)
Number of Module Slots 2
USB None
Phantom Power 24 VDC, Selectable On/Off per Mic Input
Bluetooth None
Media/Memory Card Slot None
Power
AC Input Power 120 VAC, 60 Hz
AC Power Connector 1 x IEC
AC Outlet None
Physical
Display & Indicators 1 x LED (Current/Error/Ethernet/Level/Power/Signal/Thermal)
Rackmount Size 2 RU (with Included Hardware)
Dimensions 16.5 x 3.8 x 12.3″ / 419.1 x 96.5 x 312.4 mm
Weight 11.5 lb / 5.2 kg
Packaging Info
Package Weight 15.64 lb
Box Dimensions (LxWxH) 19.9 x 16.4 x 7.3″

Additional information

Weight 15.87 lbs
Dimensions 16.54 × 20.08 × 7.48 in

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