DATEQ DDA-28 2 Channel Class D Power Amplifier
Specifications
- Model: DDA-28
- Brand: MusicAll
- Type: 2 channel Class D power amplifier
- Output Power: 2 x 800W
- Power Supply: Switching power supply with up to 95% efficiency
- Input Impedance: 20k balanced / 10k unbalanced
- Frequency Response: 20 Hz ~ 20 kHz (+1 / -1 dB)
- Damping Factor: > 550 (1kHz, 8Ω)
- Signal-to-Noise Ratio: > 105 dB
Product Usage Instructions
Installation
- Ensure the power amplifier is placed on a stable surface.
- Connect the input sources to the appropriate input jacks on the amplifier.
- Connect the output terminals to the speakers using suitable cables.
- Plug in the power supply and switch on the amplifier.
Operation
To operate the amplifier:
- Adjust the volume controls carefully to prevent distortion.
- Monitor the heat generated by the amplifier during use.
- Ensure proper ventilation to prevent overheating.
Maintenance
Regular maintenance can prolong the life of your amplifier.
Follow these steps:
- Clean the exterior of the amplifier with a soft, dry cloth.
- Avoid exposing the amplifier to moisture or extreme temperatures.
- Check and tighten any loose connections periodically.
FAQ
- Q: What is the rated power output of the DDA-28 amplifier?
- A: The DDA-28 amplifier has a rated power output of 2 x 800W at 8 ohms.
- Q: Is the DDA-28 suitable for live performances?
- A: Yes, the DDA-28 amplifier is ideal for live performances, permanent installations, and sound reinforcement systems.
- Q: What is the input impedance of the DDA-28 amplifier?
- A: The input impedance of the DDA-28 amplifier is 20k balanced or 10k unbalanced.
Introduction
The DDA-28 class-D power amplifier is equipped with a switching power supply, which features minimum power consumption and high efficiency up to 95%. It saves installation rack space, generates less heat with a higher life span as a result. Ideal for live performance, permanent installation and sound reinforcement system.
Supports stereo output at 8Ω, 4Ω & 2Ω and bridged output 8Ω & 4Ω. Rated power output 2×800W @8Ω / 2×1200W @4Ω / 2x1000W @2Ω. With bridge, parallel & stereo selector on rear panel. In Bridge mode 1x1200W @8Ω, 1x1400W @4Ω. Two inputs by balanced XLR connector. Two outputs by balanced Speakon connector.
Overview
Technical specifications
| Rated power Bridged output Input impedance | Sensitivity Frequency response Damping factor S/N ratio THD Cooling Indicators Protection Power supply | 2x 800W @8Ω / 2x 1200W @4Ω 1x 1200W @8 Ω / 1x 1400W @4Ω 20kΩ balanced / 10 kΩ unbalanced 20 Hz ~ 20 kHz (+1 / -1 dB) > 550 (1kHz, 8Ω) > 105 dB <0.05%, 8Ω, 1kHz two internal fans power, protection, clip & signal peak, short-circuit, overload & high temperature 220~240 V AC 50 ~ 60 Hz |
| Weight Dimensions (mm) | 5,8 kg 484 x 290 x 66 (1,5u rack 19”) |
Contact
DATEQ International B.V.
- De Paal 37, 1351 JG Almere, Netherlands
- Tel: + 31 36 5472222
- E-mail: info@dateq.nl
- Internet: www.dateq.nl
- Chamber of Commerce: 84615559
- Bank: IBAN NL 41 RABO 0375260307
- Bank swift: RABO NL2U
- TVA/VAT: NL 863282313B01
Documents / Resources
 | DATEQ DDA-28 2 Channel Class D Power Amplifier [pdf] Instructions DDA-28, DDA-28 2 Channel Class D Power Amplifier, 2 Channel Class D Power Amplifier, Class D Power Amplifier, Power Amplifier, Amplifier |