background image

Welcome

Unpacking and Installation

Introductions

2

Introductions/Features

Although it is neither complicated to install nor difcult to operate your amplier, a 
few  minutes  of  your  time  is  required  to  read  this  manual  for  a  properly  wired 
installation and becoming familiar with its features and how to use them. Please 
take a great care may be needed when moving your set and are required if it ever 
becomes  necessary  to  return  your  set  for  service.  Never  place  the  unit  near 
radiator, in front of heating vents, to direct sun light, in excessive humid or dusty 
location to avoid damages and to guaranty a long reliable use.  

Connect your unit with the system components according to the description on the 
following pages. 

Congratulation for the purchasing EM-4, a four-zone desktop paging micro-phone.The EM-4 

is  designed  to  provide  a  big  impact  in  sound  reproduction  and  to  produce  the  best  and 

highest quality audio at an affordable price. We wish you great enjoyment and satisfaction 

when using your amplier, whether you are an installation, or reinforcement engineer.

* Built in phantom power for condenser microphone with XLR jack.

Features

The  EM-4  desktop  goose  neck  paging  microphone  is  comprehensive,  all-in-one  paging 

solution for commercial and industrial applications. This low-cost unit provide all necessary 

features in a simple building-block format.

* Acceptable wide range input level.

* Locking switch against unexpected control.

* Easy installation with only one UPT CAT-5 cable for all of controls and

 

power.

* Up to 4 individual zone with pre-announcement chime.

* Low distortion and low noise level.

* Compact size and lightweight.

* Ideal commercial and industrial use.

* Built in pre-announcement chime.

Summary of Contents for EM-4

Page 1: ......

Page 2: ......

Page 3: ...Table of Contents Table of Contents 1 Introductions 2 Features 2 Controls 3 Connections 4 Operations 4 Block Diagrams 5 Specifications 6 ...

Page 4: ...hasing EM 4 a four zone desktop paging micro phone The EM 4 is designed to provide a big impact in sound reproduction and to produce the best and highest quality audio at an affordable price We wish you great enjoyment and satisfaction when using your ampli er whether you are an installation or reinforcement engineer Built in phantom power for condenser microphone with XLR jack Features The EM 4 d...

Page 5: ...Figure 1 2 Rear panel Indicators power clip and signal Gooseneck microphone input jack All zone selector Individual zone selector Pre announcement chime Announcement talk Locking switch RJ45 for power control and audio signal Output level control Rear Panel ...

Page 6: ...ound 7 Signal 8 Signal Operations 1 You can press zone selection button Z1 to Z4 for individual zone announcement 3 CHIME button allow to play pre announcement chime 2 The selected zone LED should be turned on If you want to remove selected zone press same zone button one more time 4 Press and hold the TALK button while you announce to selected zone 5 All of zone selection buttons doesn t work whe...

Page 7: ...5 Block diagram Block diagram chime ...

Page 8: ...monic Distortion THD at 1kHz rated output Operating Temperature Humidity at non condensing Dimensions Width Height Depth Net Weight Construction 60dB 3dB 600Ω Balanced 45Hz 15kHz 1dB Less than 90dB 0dB 600Ω Balanced Less than 0 1 0 40 C at 95 humidity 140mm X 60mm X 205mm 0 9kg Necessary modi cations are carried out without notice ...

Reviews: