Product Description
The TOA Electronics A-848D is a high - performance 8 - input digital mixer and amplifier with 480W of power. It offers maximum flexibility with up to eight inputs. You can control and monitor it via a browser from anywhere, which saves you time on troubleshooting and system adjustments. It comes with onboard DSP, a sleek new look, MOH output, two 900 series module slots, and TOA's well - known quality and reliability. Ideal for background and foreground music, paging, and noise masking applications.
Technical Specifications:
- Power Source: 120 V AC, 60 Hz
- Rated Output: 480 W
- Power Consumption: 621 W (rated output), 103 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)
- Total Harmonic 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)
- Inputs have various configurations and some are equipped with switchable phantom power.
- Outputs include selectable speaker impedance and different types of output jacks.
- Control Input and Outputs have specific electrical requirements.
- Indicators: LED level meter, power, network, priority, emergency, thermal, over - current, CPU running, and error indicators.
- Operating Temperature: - 10 to +40 C (14 to 104 F)
- Operating Humidity: 85 % RH or less (no condensation)
- Finish: Panel in black ABS resin, case in black surface - treated steel plate with paint.
- Dimensions: 420 (w) x 96.1 (h) x 313.1 (d) mm or 16.54' x 3.78' x 12.33'
- Weight: 5.4 kg or 11.9 lb
- Options: Input transformer IT - 450, Perforated panel PF - 013B
Using the TOA Electronics A - 848D is straightforward. First, connect it to a 120V AC, 60 - Hz power source. Then, plug in your audio sources to the appropriate input channels. You can select between MIC and LINE inputs as needed, and remember that some MIC inputs have switchable 24V DC phantom power. Connect your speakers to the speaker output, choosing between high - impedance 70V line/10 OHMS or low - impedance 4 to 16 OHMS.
When it comes to control, you can use the browser - based interface to manage and monitor the device from anywhere. This helps you quickly adjust settings without having to be right next to the mixer.
Some important notes: Keep the operating temperature between - 10 to +40 C and the humidity at 85% RH or less to prevent condensation. Also, be aware of the power consumption details to avoid overloading circuits.
For maintenance, keep the device clean. Wipe the panel with a soft, dry cloth. If you need to add extra functionality, you can use the available 900 series module slots or the optional input transformer IT - 450 and perforated panel PF - 013B. If you encounter any issues, check the indicators on the device. They can show you if there's a power problem, network issue, or other errors.
