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A-824D

A-824D Digital Mixer Amplifier

A-824D

NEW AMPLIFIER

TOA's new mixer amplifier provides maximum flexibility with up to eight inputs and up to 480 W of power. Browser based control and monitoring from anywhere reduces your time troubleshooting and adjusting systems. Onboard DSP, a sleek new appearance, two available 900 series module slots and TOA's legendary quality and reliability makes this a perfect fit for background and foreground music, paging, and noise masking applications.

Key Benefits:
IP Control/Programmable *
Remote Troubleshooting
Emergency Voice Announcement 
Flexible Inputs

Download IP Protocol Specification
https://www.sound-toa.com/download_form_a_800d.html

*Firmware Note:
Please have the unit set to the default port (:80) prior to uploading firmware. This is the default port so if this has not been changed, the firmware will upload properly

   

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Specifications

Power Source  120 V AC, 60 Hz 
Rated Output   240 W
Power/Current Consumption  317 W (rated output), 62 W (based on UL62368) 200 mA or less (when power switch is OFF)
Frequency Response   50 Hz to 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 
Signal to Noise Ratio  88 dB or more (Master volume: min) 76 dB or more (Master volume: max) 55 dB or more (INPUT 1 to 6) (A-weighted) 
Audio Input   
INPUT 1, 2   -60 dB* (MIC)/-20 dB* (LINE) selectable, 600 Ω, electronically-balanced, removable terminal block (3.81 mm, 3 pins) Note: MIC inputs are equipped with phantom power (24 V DC, ON/OFF switchable).
INPUT 3, 4   -60 dB*, 600 Ω, electronically-balanced, removable terminal block (3.81 mm, 3 pins) Note: Equipped with phantom power (24 V DC, ON/OFF switchable).
INPUT 5, 6  MIC/LINE selectable MIC: -60 dB* , 600 Ω, electronically-balanced, removable terminal block (3.81 mm, 3 pins) LINE: -20 dB*, 10 kΩ, unbalanced, RCA pin jack x 2 
MODULE 1, 2 -20 dB*, 10 kΩ
Power Amplifier Input   0 dB*, 600Ω, unbalanced, RCA pin jack (An equalizer or other signal processor connectable between PRE AMP OUT and PWR AMP IN terminals.)
Input Bus   
INPUT 1 to 4 AUDIO
INPUT 5, 6  AUDIO/DUCK selectable
MODULE 1, 2  AUDIO/DUCK selectable
Audio Output   
SPEAKER OUT High impedance: 70 V line/21 Ω/Low impedance 4 to 16 Ω selectable
REC OUT  0 dB *, 600 Ω, unbalanced, RCA pin jack x 2
PRE AMP OUT 0 dB *, 600 Ω, unbalanced, RCA pin jack 
Control Input  4 channels, no-voltage make contact input, open voltage: 35 V DC or less, Short-circuit current: 10 mA or less, removable terminal block (3.81 mm, 4 pins) REMOTE VOLUME: No-voltage make contact input, open voltage: 35 V DC or less, Short circuit current: 10 mA or less, removable terminal block (3.81 mm, 4 pins) 
Control Output POWER REMOTE: Open collector output, withstand voltage: 30 V DC or less,
control current: 25 mA or less, removable terminal block (3.50 mm, 4 pins)
EMERGENCY OUT: Open collector output, withstand voltage: 30 V DC or less, control current: 25 mA or less, removable terminal block (3.50 mm, 4 pins)  
Indicators  LED level meter, Power indicator, Network connection confirmation indicator, Priority broadcast indicator, Emergency broadcast indicator, Thermal protection indicator, Over-current protection indicator, CPU running indicator, Error indicator
Operating Temperature  -10 to +40 ˚C (14 to 104 ˚F) 
Operating Humidity  85 % RH or less (no condensation) 
Finish Panel: ABS resign, black
Case: Surface-treated steel plate, black, paint 
Dimensions 420 (w) x 96.1 (h) x 313.1 (d) mm or 16,54" x 3.78" x 12.33"
Weight 5.2 kg or 11.46 lb 
Options Input transformer: IT-450, Perforated panel: PF-013B 
 

* 0 dB = 1 V
Note: The design and specifications are subject to change without notice for improvement.
         *Remote IP control accessible via VPN network access or remote desktop applications

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