Adastra A4 Dual Stereo Amplifier
4 x 200 Watts RMS
Product Code: 953.404
$399.00
Pay it in 4 payments of $99.75 with 
Ideal for Cafe's & Small Restaurants, Salons, Small Retail.
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.
Independent stereo playback to 2 separate zones
Media player with USB/SD playback
FM radio tuner with external aerial connection
Bluetooth receiver
Specification
| 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 <0.1% |
| Protection | Thermal, over-current, over-voltage, short-circuit |
| Dimensions | 482 x 240 x 88mm |
| Weight | 5.98kg |
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Adastra
Founded in 1949, Adastra has earned a reputation for delivering high quality public address systems. Adastra strives to provide complete and versatile solutions for commercial installations, with specialist products provided for zoning, noise pollution control, portable public address and induction...
