Charles Kieffer APart Concept 1 User manual
MANUAL
CONCEPT1
CONCEPT1T
2
Main features
3 basic operating modes combined in 1 device: stereo, 2Zone linked mono and 2Zone individual mono.
Paging microphone input with 2 zone programmable paging control.
Standalone and/or RS232 controlled operation.
Removable 19 inch rack ears included.
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,QWHJUDWHGVZLWFKDEOHKLJKSDVV¿OWHUIRUXVHZLWKRSWLRQDOVXEZRRIHUVSeparate line out and pre out.
4 stereo gain-adjustable line inputs with additional link-out on input 1.
/LQHLQSXWDOVRDYDLODEOHDVDPLQLMDFNLQRQWKHIURQWSDQHOIRUFRQQHFWLRQRISHUVRQDODXGLRGHYLFHV3URJUDPPDEOHPD[LPXPPLFURSKRQHDQGPXVLFOHYHOVIRUDOO]RQHVSwitchable automatic loudness compensation.
Low impedance (Concept 1) and 100 volt speaker line outputs (Concept 1T) available.
3RZHUIXOOG\QDPLFSRZHUDPSOL¿HUFLUFXLWIntelligent power limiter circuit.
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3
Front panel
2
10
91 3 4 5
11
6 7 8
3RZHURQRIIEXWWRQSXVKWKLVEXWWRQWRWXUQWKHSRZHURQDQGRII2, 3, 4, 5) Source A-D selector: push this button to select line source A-D. A led above the knobs is
lit when source A-D is selected.
6) Source D mini jack input: this line input is shared with the source D connector at the rear
2QO\XVHRQHRIWKHWZRDWWKHVDPHWLPH7) Select button: push this button to select basic submenus
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4
Rear panel
1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18
4
0LFURSKRQHLQSXWFRQQHFW\RXUSDJLQJPLFURSKRQHRQWKLVHXUREORFNFRQQHFWRUFRQQHFWWKHVLJQDORQWKHVFUHHQRQ*1'&RQQHFWWKHHYHQWXDOSDJLQJFRQWDFWVEHWZHHQ*1'DQG=IRU]RQHDQGEHWZHHQ*1'DQGRU=IRU]RQH7KHLQSXWJDLQFDQEHDGMXVWHGZLWKNQREEHWZHHQOLQHDQGPLFlevel to avoid distortion.
2) Mic input gain control: mic input gain adjust
0LFLQSXWWRQHFRQWURODGMXVWWKHWRQHRIWKHPLFLQSXWEHWZHHQGDUNDQGEULJKW*URXQGFRQQHFWLRQFRQQHFW\RXUVDIHW\JURXQGOHDGRUVFUHHQVRI\RXUVKLHOGHGLQSXWFDEOHVRQWKLVVFUHZLIQHFHVVDU\/LQNRXWSXWWKHVLJQDOKHUHLVDFRS\RIWKHOLQH$LQSXWVLJQDO6) Line A: stereo line RCA connector
7) Line B: stereo line RCA connector
8) Line C: stereo line RCA connector
/LQH'VWHUHROLQH5&$FRQQHFWRUDPLQLMDFNYHUVLRQRIWKHOLQH'LQSXWLVDYDLODEOHRQWKHIURQWSDQHO2QO\XVHRQHRIWKHWZRLQSXW¶VDWWKHVDPHWLPH10) 3UHDPSRXWWKHVH5&$FRQQHFWRUVRIIHUDOLQHOHYHOVLJQDODIWHUWKHPDVWHUYROXPHEXWEHIRUHWKHlimiter. For details, please take a look at the block diagram on page 7.
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5
CONCEPT1T Version 'LIIHUHQFHRQ&RQFHSW712 13 14 15
/RFXWULJKWFKDQQHO]RQHZKHQWKLVEXWWRQLVSXVKHGWKHVLJQDOWRWKHLQWHUQDOSRZHUDPSOL¿HUUHGXFHVWKHVXEEDVVIUHTXHQFLHVIRUGULYLQJVPDOOVL]HGWRSVSHDNHUV,WZRUNVLGHDOO\LQFRPELQDWLRQZLWKVXEZRRIHUV5LJKWFKDQQHO]RQHRXWSXWXVHWKLVHXUREORFNFRQQHFWRUWRFRQQHFW\RXUULJKW]RQHVSHDNHUPLQLPXPORDGLPSHGDQFHLVRKPRKPIRU7YHUVLRQ/RFXWOHIWFKDQQHO]RQHZKHQWKLVEXWWRQLVSXVKHGWKHVLJQDOWRWKHLQWHUQDOSRZHUDPSOL¿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¿UVW12) lo-cut Right channel/zone 2: switch not available
13) Right channel/zone 2 output on euroblock connector: minimum load impedance: 167 ohm or
60 watts/100 volt
ORFXW/HIWFKDQQHO]RQHVZLWFKQRWDYDLODEOH/HIWFKDQQHO]RQHRXWSXWRQHXUREORFNFRQQHFWRUPLQLPXPORDGLPSHGDQFHRKPRUwatts/100 volt
6
User Operation
The table below shows the 3 possible operating modes: stereo, 2 separate mono zones with one linked
music volume control and 2 separate mono zones with individual music volume control. You can adjust
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WRQQH[WWRWKHODUJHURWDU\FRQWURO([DPSOHLQVWHUHRRSHUDWLQJPRGHSUHVVWKHVHOHFWEXWWRQRQFHWRVKRZWKH¿UVWHGLWDEOHSDUDPHWHU92/DSSHDUVLQWKHGLVSOD\3XVKWKHVHOHFWEXWWRQDVHFRQGWLPHWRDGMXVWWKHPLFURSKRQHOHYHO0,&DSSHDUVLQWKHGLVSOD\3XVKWKHVHOHFWEXWWRQDWKLUGWLPHWRDGMXVWWUHEOHWRQHFRQWURO75(%DSSHDUVLQWKHGLVSOD\3XVKWKHVHOHFWEXWWRQDIRXUWKWLPHWRDGMXVWEDVVWRQHFRQWURO%$66DSSHDUVLQWKHGLVSOD\3XVKWKHVHOHFWEXWWRQDJDLQ(;3(57DSSHDUVLQWKHGLVSOD\7KLVPHQXLVQRWDOORZHGIRUWKHXVHU3XVKWKHVHOHFWEXWWRQDJDLQWRUHWXUQWR92/RUZDLWDIHZVHFRQGVWKHGLVSOD\ZLOOMXPSEDFNWR92/DXWRPDWLFDOO\
7
Expert Operation
RS232 & IR Information
Blockdiagram
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8
Accessories
CONCEPT1T-KIT
PIR-REC
CONCEPT1-RC MICPA-2
.LWRISFV9WUDQVIRUPHUVWRFKDQJHRUFKDQQHOVRIWKH&21&(37LQWR9ROWOLQHRXWSXWV,QIUDUHGUHPRWHUHFHLYHUZLWKPHWHUVRIFDEOHDQGPLQLMDFNconnector.
,QIUDUHGUHPRWHFRQWUROXQLW2-zone paging microphone.
9
ERROR conditions
SYMPTOM DISPLAY SOLUTION
NO POWER NO DISPLAY REPLACE MAIN FUSE. THE FUSE IS LOCATED INSIDE THE UNIT NEAR
THE POWER SWITCH. FOR QUALIFIED PERSONNEL ONLY.
NO POWER, UNIT IS VERY HOT NO DISPLAY POWER OFF THE UNIT, WAIT FOR COOL DOWN AND POWER ON AGAIN.
NO SOUND AMP ERROR SWITCH POWER OFF AND ON AGAIN, IF ERROR IS NOT SOLVED, CHECK
AMP FUSES ON MAIN PCB AND REPLACE IF NECESSARY. FOR QUALI-
FIED PERSONNEL ONLY.
OVERHEATED HIGHTEMP WAIT FOR COOL DOWN, REDUCE VOLUME AND CHECK SPEAKER
LOADS.
ONLY FOR CONCEPT1T VERSION
NO SOUND AMP ERROR CHECK IF THE ENVIRONMENT TEMERATURE IS WITHIN THE OPERATING
RANGE OF THE UNIT (0° - 40°C).
,IDQ\RIWKHVHIDXOWFRQGLWLRQVRFFXUSOHDVHXQSOXJWKHSRZHUFRUG¿UVWFKHFN\RXUVSHDNHUOLQHVremove overloads.
10
CONCEPT1 & CONCEPT1T TECHNICAL SPECIFICATIONS
CONCEPT 1
DYNAMICS PROGRAM POWER, BOTH CHANNELS DRIVEN, 8 OHM 50 W + 50 W
DYNAMICS PROGRAM POWER, BOTH CHANNELS DRIVEN, 4 OHM 80 W + 80 W
DYNAMICS CAPACITY AT 1,7 OHM DIPS / CH 120 W
NOTE ; POWER OUTPUT CONTROLLED BY DIGITAL LIMITER
LO-CUT FILTER 75 HZ / 12 DB/OCT
SPEAKER IMPEDANCE - CONNECTION 4 - 16 OHMS / CH - EUROBLOCK SECURED SCREW TERMINALS
DIGITAL CONTROL
RS232 SUB-D9, GALVANICALLY ISOLATED
IR (IR-REMOTE CONTROL OPTIONAL) FRONT IR EYE, REAR MINI-JACK
INPUTS / OUTPUTS
SOURCE INPUTS A-B-C-D INPUT IMPEDANCE / SENSITIVITY 15 KOHM / 0,3V -10DBV, MAX 2,7V +8,5DBV
SOURCE INPUTS A-B-C-D DIGITAL PRESET GAIN RANGE -20 / +14 DB
SOURCE DIGITAL TONE CONTROL BASS 90HZ, TREBLE 15 KHZ, +/- 14DB
AUTOMATIC LOUDNESS +6DB (90HZ) / +4DB (15 KHZ) TO FLAT 0DB
MICRO BALANCED INPUT IMPEDANCE / SENSITIVITY 1,5 KOHM / 1,5 MV -56DBV, MAX 0,4V -8DBV
MICRO BALANCED INPUT REAR PANEL GAIN TRIM -56 / -16 DBV MIC - LINE
MICRO TONE CONTROL ; REAR PANEL LO - HI 100HZ/+3DB,10KHZ/-6DB TO 100HZ/-9DB, 10KHZ/+4DB
PRE-OUT IMPEDANCE / SENSITIVITY 1 K OHM / 0 DBV
LINE-OUT IMPEDANCE / SENSITIVITY 1 K OHM / +3 DBV
GENERAL
OPERATION MODES STEREO / 2 ZONES LINKED / 2 INDIVIDUAL ZONES
MICRO PAGING 1 OR 2 ZONE
FREQUENCY RESPONSE (- 0,5 DB) 10HZ-40 KHZ
THD < 0,05%
Technical Specifications
11
CONCEPT1 & CONCEPT1T TECHNICAL SPECIFICATIONS
IMD < 0,09%
NOISE A-WEIGHTED > 100 DBA
GAIN 33 DB
DAMPING FACTOR > 100
PROTECTION SYSTEMS DC, TEMP, CLIP, OVERCURRENT, SHORT-CIRCUIT
COOLING CONVECTION, NO FAN
POWER CONSUMPTION MAX 170 WATT
MAINS POWER REQUIREMENTS 240 - 230 VAC, 50-60 HZ
TEMPERATURE OPERATING RANGE 0° - 40°C
PHYSICAL SPECIFICATIONS
NET DIMENSIONS (W X H X D)MM 430 (WITHOUT RACKEARS) X 88 X 290 (320 INCLUDING KNOBS)
GROSS DIMENSIONS (W X H X D)MM 530 X 380 X 170
NET WEIGHT 6.6 KG
GROSS WEIGHT 7.6 KG
CONCEPT 1T (100 VOLT OUTPUT VERSION)
ALL SPECS SAME AS ABOVE, EXCEPT ;
RMS PROGRAM POWER, BOTH CHANNELS DRIVEN, 167 OHM/CH, 60 W / 100 VOLT + 60 W / 100 VOLT
NET WEIGHT 8.2 KG
GROSS WEIGHT 9.2 KG
12
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ing protection while installing or operating this unit.
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Safety Instructions
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