Adastra A2 User Manual

Adastra A2 User Manual

Rackmount stereo amplifier with media player

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A2
Rackmount Stereo Amplifier with Media Player
Item ref: 953.402UK
User Manual
Version 1.0
Caution: Please read this manual carefully before operating
Damage caused by misuse is not covered by the warranty

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Table of Contents
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Summary of Contents for Adastra A2

  • Page 1 Rackmount Stereo Amplifier with Media Player Item ref: 953.402UK User Manual Version 1.0 Caution: Please read this manual carefully before operating Damage caused by misuse is not covered by the warranty...
  • Page 2 Introduction Thank you for choosing the Adastra A2 rackmount stereo amplifier to power your public address system. This amplifier is designed to offer high quality, dependable service for mobile and installed systems. Please read this manual fully and follow the instructions to achieve the best results with your new purchase and to avoid damage through misuse.
  • Page 3: Front Panel

    Front panel Power on/off switch Channel 1 output level control SD card slot Channel 2 output level control Media player display USB port 3.5mm stereo Aux input Media player control panel Aux input volume control Mic 1 input 6.3mm jack Media player volume control Mic 2 input 6.3mm jack Line 1 input volume control...
  • Page 4: Speaker Connections

    The mix of mic1+2 and selected line input can be fed onto further equipment via the RCA Line output (27) For good reception of FM radio stations (if needed) in the media player, the A2 has an “F” connector on the rear panel (23) which can be connected to an external FM antenna (aerial) Connect the IEC power inlet (30) to the 230Vac mains supply, using the IEC lead provided.
  • Page 5: Operation

    Operation When all connections to the amplifier are made, turn all rotary controls down and switch on the power (1) and the media player display will illuminate. Turn Bass and Treble controls (10, 11) to the 12 o’clock position (pointing straight up) and turn the Ch1 and Ch2 rotary controls (12, 13) up part way for testing.
  • Page 6: Media Player

    Media player The A2 amplifier is equipped with a multi-functional media player for playback of audio files from USB or SD media, FM radio stations or Bluetooth connection. Front panel controls are as described below. MODE Select between USB, SD, FM tuner & Bluetooth Repeat mode –...
  • Page 7 If Bluetooth is disabled on the sending device or paired to a different receiver, it will be necessary to re- connect the sending device to the A2 from step 2 above to re-establish a Bluetooth link. Media player remote control In addition to front panel controls, the media player can be operated via the supplied I.R.
  • Page 8: Specifications

    Specifications Power supply 230Vac, 50Hz (IEC) Power consumption max. 280W Fuse F5A, 250V Output power rms @ 4 Ohms 2 x 200W Output power rms @ 8 Ohms 2 x 100W Amplifier: construction Class D Frequency response 20Hz - 20kHz ±0.5dB Microphone inputs 2 x 6.3mm jack (mono) Line inputs...

Table of Contents