Adastra A22 Stereo Amplifier

    Delivery time:2 - 3 Working Days
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  • Description
  • Specifications

Compact digital stereo PA amplifier with integral media player, FM tuner and microphone input.

Built-in USB audio player, FM tuner and Bluetooth.
1 x Microphone Channel.
3 x Music Channels (Line Level).
3.5mm Socket Aux Input.
Overall Bass and Treble Controls.
Supplied with IR Remote Control.

Digital stereo PA amplifier with integral media player in a compact housing. Class-D amplifier section can deliver up to 2 x 55W max. output for background music with a microphone input for announcements or alerts. The media player section can select between USB / microSD mp3 player, FM tuner, Bluetooth receiver, 2 stereo line inputs (rear panel RCA) and another line input on the front panel (3.5mm). Playback can be controlled from the front panel or by the supplied I.R. remote control. Four mounting brackets are provided which enable the A22 to be fitted under a counter top or against a wall for discreet installation. Two A22 units may be mounted side-by-side into a 1U rack space, which can serve smaller peripheral zones in a larger PA installation. Combine with 2 or 4 speaker units for a truly space-saving sound system with comprehensive and easy-to-use functions.
Power Supply: 100-240Vac, 50/60Hz (IEC)

mic 1 x 6.35mm (unbal)

aux 2 x L+R RCA

 line 3.5mm jack

Input Impedance:

2.2k Ohms (mic/line), 10k Ohms (aux)


L+R Terminal Strip

Slave out L+R (RCA)

Output Impedance:

4 ohms 2 x 35 Watts RMS

8 ohns 2 x 25 Watts RMS

Audio Source:

Internal Bluetooth, USB & FM player

Frequency response:

mic 20Hz - 18kHz

line 14Hz - 20kHz

aux 10Hz - 23kHz

Signal to noise ratio: (SNR)

mic 55dB

aux/line 60dB

Total Harmonic Distortion: (THD) 0.05%
Phantom Power: -
Dimensions: 215 x 180 x 44mm
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