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OPERATING MANUAL
Remote Amplifier
PUBLIC ADDRESS REMOTE AMPLIFIER ERM-2320
MIC
MIC
CHIME
CHIME
GAIN
GAIN
EQ
EQ
LEVEL
LEVEL
LM
LM
HM
HM
30
30
40
40
4
6
0
0
20
20
50
50
2
8
-12dB +12dB
-12dB
+12dB
-12dB
-12dB +12dB
+12dB
+10dB
+10dB
+60dB
+60dB
0
10
10
MONITOR
MONITOR
ZONE SELECTOR
ZONE SELECTOR
LEVEL
LEVEL
1
2
3
4
5
6
7
0
10
10
EXT
EXT
9
10
10
11 11
12
12
13
13
14
14
15
15
SOURCE
SOURCE
17
17
18
18
19
19
20
20
21
21
22
22
23
23
CHIME
CHIME
MIC
MIC
25
25
26
26
27
27
28
28
29
29
30
30
31
31
ERM-2120/
2240/2320
Public Address
LEVEL
LEVEL
+6
+6
0
-10
-10
-20
-20
dB
dB
POWER
POWER
ALL 1
ALL 1
8 8
ALL 2
ALL 2
16
16
ALL 3
ALL 3
24
24
ALL 4
ALL 4
32
32
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Related Manuals for Ekars ERM-2120
Summary of Contents for Ekars ERM-2120
- Page 1 OPERATING MANUAL ERM-2120/ 2240/2320 Public Address Remote Amplifier PUBLIC ADDRESS REMOTE AMPLIFIER ERM-2320 LEVEL LEVEL CHIME CHIME GAIN GAIN LEVEL LEVEL POWER POWER -12dB -12dB +12dB +12dB -12dB -12dB +12dB +12dB +10dB +10dB +60dB +60dB MONITOR MONITOR ZONE SELECTOR ZONE SELECTOR...
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Page 2: Table Of Contents
6. Mode selector switch 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: Unpacking And Installation
Unpacking And Installation Although it is neither complicated to install nor difficult to operate your Remote Amplifier, a few minutes of your time is required to read manual for a properly wired installation and becoming familiar with its many features and how to use them. Please take a great care in unpacking your Remote Amplifier and do not discard the carton and other packing materials. -
Page 4: Features
Features Attached Combination Jack for gooseneck microphone or any wired microphones. Low noise high gain mic pre amplifier with gain POT and mute switch. Including natural 4-note chime sound with gain POT. Two mid band equalizer support for controlled human voice spectrum. Built in amplifier and speaker served internal or external sound source. -
Page 5: Front Panel I
+60dB 1. Main Power Switch - Power "ON" and "OFF" procedure. Please turn on this rocker switch before operating the ERM-2120, 2240, 2320 series remote amplifier. The "POWER" green color LED is indicating when enclosed external 24VDC/1A DC adapter working properly. -
Page 6: Front Panel Ii
ALL switch but return to preset status when release the specific ALL switch. 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"... - Page 7 Appear in complete 4-notes chime signal when it pressed one time. 5. MONITOR/MONITOR volume - Control to internal speaker monitoring volume. The ERM-2120/2240/2320 remote amplifier integrated 2inch(50m/m)/1W speaker with small power amplifier for monitoring internal chime signal or external signal source.
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Page 8: Rear Panel
SIGNAL SIGNAL MONITOR MONITOR EQUIPMENT TO RAIN OR MOISTURE. MADE IN KOREA MADE IN KOREA OUTPUT OUTPUT INPUT INPUT www.ekars.co.kr www.ekars.co.kr 32 31 31 30 30 29 29 28 28 27 27 26 26 25 24 23 23 22 22 21... -
Page 9: Mode Selector Switch Combinations
Mode selector switch combinations MODE SELECTOR ON / OFF REAR SIDE SW 3 SW 2 SW 1 The power switch should turn off before The power switch should turn off before ALL PHASE V-SOURCE V-OUT <BOTTOM SIDE VIEW> SW 6 SW 5 SW 4 making new switch combinations. -
Page 10: Specifications
Specifications Mic headamp Maximum Gain ----------------------------------------------------------------------------------- +60dB Signal to noise ratio ----------------------------------------------- More than -60dB(Gv=+60dB, 150ohm terminated, BW=20Hz to 20KHz) Frequency response ----------------------------------------- 80Hz to 18KHz(-3dB/Gv=+40dB) THD ------------------------------------------------------------ Less than 0.1%(Gv=+60dB, 1KHz) Equalizer Low middle ---------------------------------------------------------- F0=500Hz Peaking, +/- 12dB High middle ----------------------------------------------------------- F0=5KHz Peaking, +/- 12dB Chime 4-note chime -------------------------------------------------------------------------- Do, Mi, Sol, Do... - Page 11 Memo...
- Page 12 Guro-Gu, Seoul, Korea (152-082) Tel : 82)2+2612+4422 Fax : 82)2+2612+7676 Headquarter & Overseas Dep. 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 Home Page : http://www.ekars.co.kr / http://www.samhyoung.co.kr E-mail : export@ekars.co.kr / trade@ekars.co.kr...
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