The Adastra A8 Class D installation power amplifier delivers 200 W per channel at 4 Ω or 100 W per channel at 8 Ω. Its built-in media player supports MP3 files from USB or an SD card and includes an FM tuner and Bluetooth. It features two mono microphone inputs, two stereo line inputs and a 3.5 mm stereo auxiliary input. Source selection and bass and treble settings are controlled per output zone.
- Type: Installation power amplifier
- Channels: 8
- Output power at 4 Ω: 200 W per channel
- Output power at 8 Ω: 100 W per channel
- Amplifier class: D
- Frequency response: 20 Hz–20 kHz ±0.5 dB
- Microphone inputs: 2 mono 6.3 mm jacks
- Line inputs: 2 stereo, with 6.3 mm and RCA jacks
- Auxiliary input: 3.5 mm stereo jack
- Line input sensitivity: 0.775 Vrms
- Auxiliary input sensitivity: 0.480 Vrms
- Input impedance: 20 kΩ balanced, 10 kΩ unbalanced
- Audio sources: USB, SD card, FM and Bluetooth
- Bluetooth version: 2.3
- Line outputs: 8 RCA
- Speaker outputs: 4-pin Euroblock
- Input controls: Aux, Media, Line1, Line2, Mic1, Mic2 and Talkover
- Output controls: Source selection and bass and treble settings per zone
- Antenna connection: F-type
- Dynamic range: 92 dB
- Total harmonic distortion plus noise (THD+N): <0.1%
- Protection: Overheating, overvoltage, overcurrent and short circuit
- Power supply: 230 Vac, 50 Hz (IEC)
- Fuse: F5A, 250 V
- Dimensions: 482 × 300 × 86 mm
Technical Specifications
- Amplifier Type
- Commercial Amplifier
- Type
- Power Amplifier
- Channels
- 8
- Power (8Ω)
- 100 watt / channel
- Power (4Ω)
- 200 watt / channel
- Class
- D
Additional Specifications
- Radio
- Yes
- Cooling system
- No
Connectivity
- RCA
- Yes
- XLR
- No
- Mini Jack (3.5mm)
- Yes
- Jack (6.3mm)
- Yes
- USB
- Yes
- Ethernet
- No
- Bluetooth
- Yes
- Mic In
- No
Dimensions
- Width
- 482 mm
- Height
- 86 mm
- Length
- 300 mm
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.