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Rane SM 82S, User Manual

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C:\CAD Projects\sm82s\SM82S-2.SchDoc

3/23/2012

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SM82 IN 6-8, LOOP RETURN & EX

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114666

of

AC

TIO

N

:

MR

RW

J

Main

Z15

2200pF

Z16

2200pF

GND

GND

GND

LOOP

MAI

N

Z17

2200pF

Z18

2200pF

20.0k

R7

1

20.0k

R7

2

20.0k

R7

3

20.0k

R7

4

GND

GND

M

A

IN XPAND LEF

T

M

A

IN XPAND RIGHT

J6B

J6A

Z11

2200pF

Z12

2200pF

C6

6

4.7/16v

C6

7

4.7/16v

C7

4

4.7/16v

C7

5

4.7/16v

2

1

3 R5

1

A

100kA

5

4

6

R

51B

100kA

10.0k

R5

7

10.0k

R5

8

4580

8

3

2

1

4

U6

A

4580

5

6

7

U6

B

GND

GND

GND

GND

+15

-15

47pF

C7

8

47pF

C7

9

20.0k

R6

1

20.0k

R5

3

+

C7

0

47/50v

GND

+

C7

1

47/50v

20.0k

R6

3

20.0k

R5

4

GND

GND

GND

C8

6

4.7/16v

C8

7

4.7/16v

6BAL_RIGHT

6BAL_LEFT

INPUT

 6

10.0k

R6

5

10.0k

R6

9

D1

1

4148

D1

3

4148

90.9k

R6

7

1/50v

+

C8

2

GND

GND

J7B

J7A

Z13

2200pF

Z14

2200pF

C6

8

4.7/16v

C6

9

4.7/16v

C7

6

4.7/16v

C7

7

4.7/16v

2

1

3 R5

2

A

100kA

5

4

6 R5

2

B

100kA

10.0k

R5

9

10.0k

R6

0

4580

8

3

2

1

4

U7

A

4580

5

6

7

U7

B

GND

GND

GND

GND

+15

-15

47pF

C8

0

47pF

C8

1

20.0k

R6

2

20.0k

R5

5

+

C7

2

47/50v

GND

+

C7

3

47/50v

20.0k

R6

4

20.0k

R5

6

GND

GND

GND

C8

8

4.7/16v

C8

9

4.7/16v

7BAL_RIGHT

7BAL_LEFT

INPUT

 7

10.0k

R6

6

10.0k

R7

0

D1

2

4148

D1

4

4148

90.9k

R6

8

1/50v

+

C8

3

GND

GND

J10B

J10A

Z19

2200pF

Z20

2200pF

C9

2

4.7/16v

C9

3

4.7/16v

C

100

4.7/16v

C

101

4.7/16v

2

1

3 R

75A

100kA

5

4

6

R7

5

B

100kA

10.0k

R8

1

10.0k

R8

2

4580

8

3

2

1

4

U8

A

4580

5

6

7

U8

B

GND

GND

GND

GND

+15

-15

47pF

C1

0

4

47pF

C1

0

5

20.0k

R8

5

20.0k

R7

7

+

C9

6

47/50v

GND

+

C9

7

47/50v

20.0k

R8

6

20.0k

R7

8

GND

GND

GND

C

112

4.7/16v

C

113

4.7/16v

8BAL_RIGHT

8BAL_LEFT

INPUT

 8

10.0k

R8

9

10.0k

R9

2

D1

5

4148

D1

7

4148

90.9k

R9

1

1/50v

+

C1

0

8

GND

GND

Z21

2200pF

Z22

2200pF

C9

4

4.7/16v

C9

5

4.7/16v

C

102

4.7/16v

C

103

4.7/16v

2

1

3 R

76A

100kA

5

4

6

R7

6

B

100kA

10.0k

R8

3

10.0k

R8

4

4580

8

3

2

1

4

U9

A

4580

5

6

7

U9

B

GND

GND

GND

GND

+15

-15

47pF

C1

0

6

47pF

C1

0

7

20.0k

R8

7

20.0k

R7

9

+

C9

8

47/50v

GND

+

C9

9

47/50v

20.0k

R8

8

20.0k

R8

0

GND

GND

GND

C

114

4.7/16v

C

115

4.7/16v

RIGHT

LEFT

(MONO)

LOOP RET

URN

10.0k

R9

0

10.0k

R9

4

D1

6

4148

D1

8

4148

90.9k

R9

3

1/50v

+

C1

0

9

GND

GND

LOOP RET

URN RIGHT

LOOP RET

URN LEF

T

6 OL

7 OL

8 OL

LOOP RET

URN OL

0.1

C8

4

0.1

C9

0

-15

+15

GND

GND

0.1

C8

5

0.1

C9

1

-15

+15

GND

GND

0.1

C1

1

1

0.1

C

117

-15

+15

GND

GND

0.1

C1

1

0

0.1

C

116

-15

+15

GND

GND

LOOP LEFT

LOOP RIGHT

GND

GND

GND

R5

1

C

100kA

R5

2

C

100kA

R

75C

100kA

R

76C

100kA

GND

J8

J9

J12

J13

D48

1SMB15CAT3

D49

1SMB15CAT3

D50

1SMB15CAT3

D51

1SMB15CAT3

D52

1SMB15CAT3

D53

1SMB15CAT3

D5

4

1SMB15C

AT3

D5

5

1SMB15C

AT3

D5

6

1SMB15C

AT3

D5

7

1SMB15C

AT3

D58

1SMB15CAT3

D59

1SMB15CAT3

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

RIGHT

LEFT

(MONO)

RIGHT

LEFT

(MONO)

RIGHT

LEFT

(MONO)

EX

PAND

ADD D48 THRU D59,

UPDATED TO SMT PARTS,

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12

Summary of Contents for SM 82S

Page 1: ...SM82S STEREO LINE MIXER CONTENTS in order of appearance Important Safety Instructions SM82S Manual SM82S Data Sheet Sound System Interconnection Schematics Warranty Declaration of Conformity 22372...

Page 2: ...ain readily operable To completely disconnect this apparatus from the AC mains disconnect the power supply cord plug from the AC receptacle 16 This apparatus shall be connected to a mains socket outle...

Page 3: ...accessible Pour d connecter totalement l appareil du secteur d branchez le c ble d alimentation de la prise secteur 16 Cet appareil doit tre branch une prise terre avec protection 17 Quand il est bra...

Page 4: ......

Page 5: ...e outputs no matter which mode you are using If a mono connector is used insert ing it into the output will short the ring to ground and could conceivably cause a small amount of distortion to be plac...

Page 6: ...he R 4 Input SEND Level controls determine the amount of Post Fade stereo Input is fed to the Loop Send buses Each Input s stereo SEND is summed on this bus and is available at the respective LEFT and...

Page 7: ...eo Inputs mono signal may be connected to the LEFT input to obtain two channel mono operation 6 MAIN EXPAND OUTPUT This TRS stereo Tip left Ring right Output jack connects one SM82S to another for the...

Page 8: ...esired to the Left and Right Outputs A stereo SEND control adjusts the amount of each Input routed to the Loop Output All eight stereo Inputs are simultaneously adjusted for stereo placement by the OU...

Page 9: ...evel control slider and a left to right Balance control slider When a single mono input is used the Balance control acts as a pan pot The aux return section provides a rotary Return Level control and...

Page 10: ...ain Active Balanced Unbalanced Differential line drivers Loop Send Unbalanced Expand Unbalanced Output Connectors TRS Output Gain Range Off to 6 2 dB Unbalanced Frequency Response 20 Hz 20 kHz 3 dB TH...

Page 11: ...uts as well as the loop send output shall be configured such that plugging only into the left input or output will mono the system Each stereo input shall have a rotary ganged level control with a ran...

Page 12: ...Left Input Jack automatical ly routes this signal to the Right channel so an equal Left Right signal is summed into the mains Similarly connecting only to the Left Loop Send output gives you an equal...

Page 13: ...rconnections Grounding and EMC practices Shields of connectors in audio equipment containing active circuitry Rane s policy is to accommodate rather than dic tate However this document contains sugges...

Page 14: ...al grounding system improperly thus creating balanced equipment that is not immune to the cabling s noise currents This is one reason for the bad reputation sometimes given to bal anced interconnect A...

Page 15: ...n Figure 1b Recommmended practice CASE COMMON WRONG PRACTICE RECOMMENDED PRACTICE OPTIONAL CASE 1 2 3 3 1 2 CHASSIS GROUND SIGNAL GROUND CHASSIS GROUND CHASSIS GROUND Not using signal ground is the mo...

Page 16: ...consistent success indicates this and other acceptable solutions to RF issues exist though the increasing use of digital and wireless technology greatly increases the possibility of future RF problem...

Page 17: ...eferences 1 Neil A Muncy Noise Susceptibility in Analog and Digi tal Signal Processing Systems presented at the 97th AES Convention of Audio Engineering Society in San Fran cisco CA Nov 1994 2 Groundi...

Page 18: ...20 24 24 19 18 17 B B B B A A A A A A FEMALE BALANCED XLR NOT A TRANSFORMER NOR A CROSS COUPLED OUTPUT STAGE FEMALE BALANCED XLR EITHER A TRANSFORMER OR A CROSS COUPLED OUTPUT STAGE BALANCED TRS NOT A...

Page 19: ...RED SHIELD RED SHIELD SHIELD RED RED BLACK N C N C N C RED BLACK RED SHIELD N C BLACK RED BLACK RED 3 NC 2 RED 1 SHIELD 2 RED 1 SHIELD 3 BLACK 2 RED 1 NC 3 BLACK 2 RED 1 NC 3 BLACK 2 RED 1 SHIELD SHIE...

Page 20: ...3 BLACK 2 RED 1 SHIELD 3 BLACK 2 RED 1 SHIELD 3 BLACK 2 RED 1 SHIELD SHIELD BLACK SHIELD RED BLACK SHIELD RED BLACK RED SHIELD SHIELD BLACK RED SHIELD BLACK RED SHIELD BLACK RED SHIELD BLACK RED SHIE...

Page 21: ......

Page 22: ......

Page 23: ...NPUT 4 10 0k R45 10 0k R48 D7 4148 D9 4148 90 9k R47 1 50v C56 GND GND J5B J5A Z9 2200pF Z10 2200pF C42 4 7 16v C43 4 7 16v C50 4 7 16v C51 4 7 16v 2 1 3 R32A 100kA 5 4 6 R32B 100kA 10 0k R39 10 0k R4...

Page 24: ...v C100 4 7 16v C101 4 7 16v 2 1 3 R75A 100kA 5 4 6 R75B 100kA 10 0k R81 10 0k R82 4580 8 3 2 1 4 U8A 4580 5 6 7 U8B GND GND GND GND 15 15 47pF C104 47pF C105 20 0k R85 20 0k R77 C96 47 50v GND C97 47...

Page 25: ...1 J11 T 1A 250V F3 0 0022 X1Y2 C195 0 0022 X1Y2 C196 20mH 1 2 4 3 T1 0 33 C197 4 3 1 2 D33 DF06M 0 001 C200 0 001 C199 0 0022 X1Y2 C201 H6 GNDP VIPER50 1 2 5 4 3 Vdd OSC DRAIN S COMP U38 10 0k R144 60...

Page 26: ...GNDS GNDS 7 BAL_RIGHT 7 BAL_LEFT 2 1 3 R168A 100kA 5 4 6 R168B 100kA 2 1 3 R164A 100kMN 5 4 6 R164B 100kMN 20 0k R184 20 0k R178 20 0k R180 20 0k R179 GNDS GNDS GNDS 8 BAL_RIGHT 8 BAL_LEFT 2 1 3 R186A...

Page 27: ...0k R209 GNDS 10 0k R201 D37 RED 072 3 2 1 8 4 U18A 15S OL 20 0k R204 10 0k R210 GNDS 10 0k R203 D30 RED 072 5 6 7 U18B 15S OL 15S 15S 20 0k R206 10 0k R211 GNDS 10 0k R205 D31 RED 072 3 2 1 8 4 U19A...

Page 28: ......

Page 29: ...ECTS IN MATERIAL OR WORKMANSHIP THE SPECIFIC PERIOD OF THIS LIMITED WARRANTY SHALL BE THAT WHICH IS DESCRIBED TO THE ORIGINAL RETAIL PURCHASER BY THE AUTHORIZED RANE DEALER OR DISTRIBUTOR AT THE TIME...

Page 30: ...IN THE USA If the product is being sent to Rane for repair please call the factory for a Return Authorization number We recommend advance notice be given to the repair facility to avoid possible need...

Page 31: ...ve and EMC direc tive in the event that the equipment is modified without written consent of the manufacturer This declaration of conformity is issued under the sole responsibility of Rane Corporation...

Page 32: ...CED LOOP SEND UNBALANCED MAIN EXPAND INPUT LOOP EXPAND INPUT LEFT MONO RIGHT LEFT MONO RIGHT LEFT MONO RIGHT LEFT MONO RIGHT LEFT MONO RIGHT LEFT MONO RIGHT LEFT RIGHT RIGHT LEFT MONO LOOP RETURN UNBA...

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