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Ekars ERM-2120, Operating Manual

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ERM-2120/
2240/2320

Public Address

Remote Amplifier

OPERATING MANUAL

10

10

0

MIC

MIC

EXT

EXT

LEVEL

LEVEL

ALL 4

ALL 4

ALL 1

ALL 1

ALL 2

ALL 2

ALL 3

ALL 3

ZONE SELECTOR

ZONE SELECTOR

SOURCE

SOURCE

MONITOR

MONITOR

25

25

26

26

27

27

28

28

29

29

30

30

31

31

32

32

18

18

19

19

20

20

21

21

22

22

23

23

24

24

17

17

7

8 

8 

6

5

3

4

2

1

9

10

10

11

11

12

12

13

13

14

14

15

15

16

16

CHIME

CHIME

-20

-20

+60dB

+60dB

GAIN

GAIN

CHIME

CHIME

-12dB

-12dB +12dB

+12dB

+10dB

+10dB

10

10

0

-10

-10

0

+6

+6

dB

dB

0

LM

LM

HM

HM

EQ

EQ

LEVEL

LEVEL

-12dB

-12dB +12dB

+12dB

0

20

20

30

30

40

40

50

50

2

4

6

8

PUBLIC  ADDRESS  REMOTE  AMPLIFIER ERM-2320

MIC

MIC

LEVEL

LEVEL

POWER

POWER

1

2

3

B

PUSH

Summary of Contents for ERM-2120

Page 1: ...27 27 28 28 29 29 30 30 31 31 32 32 18 18 19 19 20 20 21 21 22 22 23 23 24 24 17 17 7 8 8 6 5 3 4 2 1 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 CHIME CHIME 20 20 60dB 60dB GAIN GAIN CHIME CHIME 12dB 12dB 12dB 12dB 10dB 10dB 10 10 0 10 10 0 6 6 dB dB 0 LM LM HM HM EQ EQ LEVEL LEVEL 12dB 12dB 12dB 12dB 0 20 20 30 30 40 40 50 50 2 4 6 8 PUBLIC ADDRESS REMOTE AMPLIFIER ERM 2320 MIC MIC LEVEL LEVEL P...

Page 2: ...witch combinations 8 7 Specifications 9 SamHyoung Electronics Co Ltd 3Ra 618 Shihwa Industrial Complex 1378 Jungwang Dong Shiheung City Kyonggi Do Korea 429 450 Tel 82 31 432 5112 82 31 432 4422 Fax 82 31 432 5450 82 31 431 1690 Home Page http www ekars co kr http www samhyoung co kr E mail export ekars co kr trade ekars co kr ...

Page 3: ...or splashing and that no objects filled with liquids such as vases shall be placed on the apparatus Unpacking And Installation CAUTION CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICICE PERSONNEL TO PREVENT FIRE OR SHOCK HAZARD ...

Page 4: ...trum Built in amplifier and speaker served internal or external sound source Automatically muted avoid feedback problem between attached mic and internal monitor speaker 1ch of extra input for monitor signal input Independent each zone control switches and status indicator Built in electric balanced circuit for avoid ground loop problems High accurate 4 step LED VU to trace program signal output S...

Page 5: ...g sound volume 4 LM and HM EQUALIZER Low MId 500Hz and High MId 5KHz band equalizer The mid band equalizer can easily make clear sound against absorbing or reflecting energy from sound field Center flat point and 12dB adjustable peaking resonance type equalizer 5 MIC Gain Control Mic headamp boost gain control This potentiometer can cover level of entire dynamic microphone sensitivity The maximize...

Page 6: ...tch 2 ZONE SELECTOR CHANNEL SWITCH Control switch with LED indicator ERM 2120 x12 ERM 2240 x24 ERM 2320 x32 each of channel selector switches Each channel switching circuit supports individual switching point between channel out and combined REMOTE COM terminal and one to one correspondence of specific channel out terminal block on rear panel Please do not apply and switch any high voltage or high...

Page 7: ...remote amplifier integrated 2inch 50m m 1W speaker with small power amplifier for monitoring internal chime signal or external signal source Monitor sound volume is almost muted when status of MIC switch on 6 MONITOR EXT switch control switch with LED indicator For exchanging monitor signal Please apply external signal Typical 0dB to MONITOR INPUT terminal on rear panel if necessary to monitor via...

Page 8: ...ny unbalanced input MONITOR INPUT terminal for extra monitor input Electronic 10Kohm balanced input Typical monitor input level is 10dBm 245mV for 1W monitoring sound power Please make wire bridge between terminal G and terminal if connected with unbalanced signal source 2 ZONE SELECTOR OUTPUT Terminal block Rated each mechanical contact switching circuit capacity is up to 48VDC 0 1A ERM 2320 125V...

Page 9: ... 2 V SOURCE SW 1 V OUT SW 6 ALL FLOAT SW 5 COM PHASE SW 4 SW PHASE VIN REG 5V 12V C O MODE SELECTOR ON OFF DC VOLTAGE OUTPUT LOW ACTIVE 5V 12V 24V SW 3 ALL PHASE SW 2 V SOURCE SW 1 V OUT SW 6 ALL FLOAT SW 5 COM PHASE SW 4 SW PHASE VIN REG 5V 12V C O MODE SELECTOR ON OFF SW 3 ALL PHASE SW 2 V SOURCE SW 1 V OUT SW 6 ALL FLOAT SW 5 COM PHASE SW 4 SW PHASE VIN REG 5V 12V C O MODE SELECTOR ON OFF SW 3 ...

Page 10: ... 1 Gv 60dB 1KHz Equalizer Low middle F0 500Hz Peaking 12dB High middle F0 5KHz Peaking 12dB Chime 4 note chime Do Mi Sol Do Switching circuit Maximum switching capacity DC48V 0 2A max Normal switching capacity DC24V 0 1A Power requirement DC24V 0 5A max Exclude external switching circuit power consumption Specifications and design are subjected to change without notice for improvements ...

Page 11: ...Memo 10 ...

Page 12: ...fice 936 4 Kumuncheoun Ri Hyangnam Myun Hwaseong City Kyunggi Do Korea 445 922 Tel 82 31 432 5112 82 31 432 4422 Fax 82 31 352 7637 82 31 352 7649 E mail export ekars co kr trade ekars co kr Home Page http www ekars co kr http www samhyoung co kr Headquarter Overseas Dep MEMO PUBLIC ADDRESS TOTAL SOLUTION ...

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