ADASTRA - A4 DUAL STEREO PA MIXER-AMPLIFIER USB/BT/FM 8OHM

Fully featured PA amplifier with 2 independent stereo zone outputs.and mixer section for 2 microphones and a stereo audio source. An inbuilt media player section offers playback of mp3 audio tracks from USB drive or SD card and also has a Bluetooth receiver and FM radio tuner. A rotary switch for each output zone selects the stereo playback audio from a choice of 2 rear stereo inputs, a front 3.5mm stereo input or the built-in media player. Mic inputs 1 and 2 are live to both output zones at all times. 2 pairs of speaker connections on the rear panel are via 4mm binding posts, which can drive up to 2 x 8 Ohm speakers on each of the 4 channels to deliver up to 4 x 200W. Designed to offer installers a comprehensive dual zone PA for bars, restaurants and function rooms.

Power supply: 230Vac, 50Hz (IEC)

Fuse: F5A, 250V

Output power rms @ 4 Ohms: 4 x 200W

Output power rms @ 8 Ohms: 4 x 100W

Amplifier : construction Class D

Frequency response: 20Hz - 20kHz 0.5dB

Microphone inputs: 2 x 6.3mm jack (mono)

Line inputs Line 1: L+R (6.3mm jack/RCA), Line 2: L+R (RCA)

Input sensitivity : line 0.775Vrms

Auxiliary input: 3.5mm stereo jack

Input sensitivity : aux 0.480Vrms

Input impedance: 20k Ohms (balanced), 10k Ohms (unbalanced)

Audio source: USB/SD mp3 playback, FM tuner, BT receiver

Bluetooth version: 2.3

Input controls: Aux, Media, Line1, Line2, Mic1, Mic2, Talkover

Line output: 4 x RCA

Speaker outputs: 4mm binding posts (4 channels)

Antenna connection: F type (FM tuner)

Output controls: 2 x source select, 2 xBass, 2 xTreble, Ch1, Ch2, Ch3, Ch4

Dynamic range: 92dB

THD: +N