McGrey PA-350BT Operation Manual

ArtNr: 00057030
Version 11/2018

MIDI

PA-350BT Stereo Amplifier with MP3/Bluetooth/USB

Operation Manual

FRONT PANEL DESCRIPTION

1. MIC Level

Used to adjust the microphone volume.

2. ECHO LEVEL

Control the depth of the echo effect.

3. ECHO DELAY

Used to adjust the time for echo delay.

4. MIC1 Socket
Connect your microphone 1 with 1/4” jack plug here.

5. MIC2 Socket
Connect your microphone 2 with 1/4” jack plug here.

6. MIC Treble

Used to increase or decrease the level of treble.

7. MIC Bass

Used to increase or decrease the level of bass.

8. MUSIC Level

Used to adjust the music volume.

9. USB SOCKET

USB slot input.

10. LCD DISPLAY

The LCD display shows the information as playback support such as file name, file number,

lapsed time, total time, file system (MP3 or WAV) and playback mode (Repeat one, repeat all,
random or repeat intro).

11. BUTTON for USB/BT Player

MODE

- A short press is to select USB or BT

- A long press is to turn on/off the Mode

- Play/Pause button is used to start the playback or pause

- A short press on this Folder button allows you to select an option from playback

support

- This button is to repeat one track or all track

- A short press is to select the previous file and next file

- A long press is to do the fast search

BACK PANEL DESCRIPTION

12. Power Switch

Turn ON/OFF the power of unit.

13. AC Connection

Used to plug the power cord in.

14. Power Amplifier Output

Connection between 4 and 16 ohms speakers.

15. Line Inputs Sockets

Accept RCA-plug connectors. Use line socket for CD/MP3 players.

SPECIFICATIONS

INPUTS:

Microphone………………………………………………………………………..3mv / 2.2 kΩ
Line……………………………………………………………………………...150mv / 47 kΩ

OUTPUTS:

AMP…………………………………………………………………………………2 x 100W 4ohm

…………………………………………………………………………………...2 x 65W 8ohm

MIC Tone Control

Treble……………………………………………………………………………...+12dB/-12dB
Bass………………………………………………………………………………..+12dB/-12dB

GENERAL:

Frequency response……………………………………………………..20Hz～20 KHz ±2dB
Distortion………………………………………………………………………………...<0.02%
S/N Ratio………………………………………………………………………better than 70 Db

Echo Delay Time----------------------------------------------------------------------------------50mS-120Ms