1 2 3 4 5 6

A

B

C

D

654321

D

C

B

A

1

Parsek s.r.l.via Aterno, 3066020 S.Giovanni TeatinoChietiITALY2

Little Marl II

20-Oct-2005 17:58:14Sheet1.Sch

Title

Size: Number:

Date:File:

Revision:

Sheet ofTime:

B

R2

18K

V1

-V1

R17

1M

CN1

V1

R9

4.7K

C3100p

1

2

3P1 47K LOG

R3

33K

C1

47n

C2

100p

-V1

R183.3K

R4

22K

R7

22K

LEVEL1

R8

22K

C5

100p

R16

1M

R5

22K

R6

22K

1234

CN2

C8

0.1u

123456789

1011121314151617181920

CN5

SEND-EFF

RETURN

S-MIX(+)

S-MIX(-)

TUNER

OUT-POST

IN-EQL

IN-DIRECT

OUT-POST

123

CN6

C6

2.2u

3

21

84

IC1A

TL072

5

67

IC1B

TL072

3

21

84

IC2A

TL072

D1

9.1V 1/4W

R1 470

D2

9.1V 1/4W

C111u

C121u

R13

47K

2

31

84

IC3A

C4 47p

R14

47K

R2322K

V1

-V1

R12

33K

C10

0.47u

RETURN

IN-EQL

LEVEL3

1 2

CN3

IN-EQL

5

67

IC2B

TL082

R21B

15K

C15

0,47u

C14

0,47u

R20A10k

Sub

R15

100

LEVEL2

R22

22K

R19

3.3KSEND-EFF

TUNER

C9

0.1u

R2710K

C13

0.33u

R104.7K

C7

10u

D5

D4

D7

LEVEL1

LEVEL3

D3LEVEL2

R2910K

R321.5K

C17

0.1u

R25

22K

V+15

12

D10LED

D9

6.2V 1/4WD6OUT-POST

LEVEL4

1

23

T1BC846

R113.9K

R30

22K

R332.2K

R2810K

R2422K

R31

1.8K

C16220p

IN-DIRECT

5

67

IC3B

TL072

SEND-EFF

D8

LEVEL5

S-MIX(+)

S-MIX(-)

1

IC1_1

1

IC1_7

1

IC2_1

1

IC2_7

1

Tuner

1

Send_Eff

1

IC3_1

1

Mix(+)

1

Mix(-)

1

T1_b

1

Return

1

Input

R21A

22K

12345678

CN4

CON8

S-MIX(+)

S-MIX(-)

RETURN

C521u

C581u

R261M

R211M

C59

1u

R20B

8.2K

1 2

CN9

Combo

12

CN10

Combo

D1212V

D1312V

1 2 3 4 5 6

A

B

C

D

654321

D

C

B

A

2

Parsek s.r.l.via Aterno, 3066020 S.Giovanni TeatinoChietiITALY2

Little Mark II

20-Oct-2005 17:58:01Sheet2.Sch

Title

Size: Number:

Date:File:

Revision:

Sheet ofTime:

B

R35

47K

C19

33p

R34

47K

V1

-V1C18

47n

R57

15K

C4915n

R5815K

R37

47K

C20

47p

R36

47K

C24

6.8n

R39

47K

C28

33n

C27

33n

R47

2.2kR38

47K

R49

15k

C26

6.8n

C25

6.8n

R46

2.2K

V1

-V1

R41

47K

C2233p

1

2

5

4

IC7

H1AA1

-V1

C57

2.2u

R711M

R691M R70

1M

R48

2.2k

R72120

R651K

R59

22K

R51220

C2333p

IN-EQL

LEVEL3

1

2

3P2POT1-S 1

2

3P3POT1-S 1

2

3P4POT1-S

1

2

3P6POT1-S

1

2

3

P5POT1-S

LEVEL5

OUT-POST OUT-POST

R42

47K

C483.3n

C512.2n

R4047KC50

470p

3

21

84

IC4A

TL072

5

67

IC4B

TL0723

21

84

IC5A

TL072

5

67

IC6B

TL072

R60

68K

C21

33p

R6815K

C5322n

C554.7n

R66100K

1

2

3

P8Warm

C56

3

21

84

IC6A

TL072

R6327K

R61

68K

R6227K

C54

4.7nR67

15K

R44

100

R52330

C52A10n

R53

330

R5447k

C2910n

5

67

IC5B

TL072

1

2

3

P7A

4

5

6P7B

R50220

1 2

3

T3

J112

1 2

3

T2

J112

R55

4.7

R56

4.7

C30

100u

C31

100u

C34

0.1u

C40

0.1u

C35

0.1u

C42

0.1u

V+15

V-15

V1

-V1

C36

0.1u

C43

0.1u

C37

0.1u

C44

0.1u

C38

0.1u

C45

0.1u

C39

0.1u

C46

0.1uR45

1001234

CN7

12345678910

CN8

+

V+15

V-15

V+22

C32100uF 35V

C33100uF 35V

C410.1u

C470.1u

R64

1.5K

12

D11LED

V-15

V+15

V1

-V1

1

IC4_1

LEVEL4

1

IC4_7

1

IC5_1

R73100

1

IC5_7

1

IC6_7

1

T2_Vg

1

+V1

1

-V1

1

IC6_1

1

TP5GND

1

TP6GND

1

Out

1

TP3GND

1

TP4GND

1

TP1GND

1

TP2GND

1

TP7GND

C52B10n

1

TPXGND

GND_SUPP

C60

1uF

C62

0.1uF

C61 10u

1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

1

Parsek s.r.l.via Aterno, 3066020 S. Giovanni TeatinoChietiItaly2

Ampli Lineare e Protezioni - DA500

13-Sep-2006 21:12:49F:\PRSK\EraSWITCHING\Ampli Lineare\Edizione_07_05\Schemi per assist_Ampli_DA500_07_05.DDB - Ampli.Sch

Title

Size: Number:

Date:File:

Revision:

Sheet ofTime:

A3

1

23

T1

MMBT5551

1

23

T3

MM

BT

5401

1

23

T4

MMBT5401

1

23

T5

MMBT5401

1

23

T2

MMBT5551

1

23

T6MMBT5551

1

23

T13MMBT5551

1

23

T12MMBT5401

R6

R4 R5

R7

R37

R9R8

R12

R11R10

R13

R39

R144.7K

12

3

T7MJE350

12

3T11

MJE350

12

3T8

MJE340

12

3T10

MJE340

R15220

R16220

C347pF

C547pF

1

23

T9

BC846

1

2

3

TRIM1

R178.2K

R3815

C41uF

R18732

R19680

R20680

D46.2V

D36.2V

D66.2V

D56.2V

TI1IRFP240

TI2IRFP240

TI3IRFP240

TI6IRFP9240

TI5IRFP9240

TI4IRFP9240

R22

220

R23

220

R21

220

R24

220

R25

220

R26

220

R27 0.33

R28 0.33

R29 0.33

R300.33

R310.33

R320.33

R35

47K

R33

C80.1u

R34

715

C7A100uF

C7B100uF

R364.7

C647nF/250V

R6568K

+12PROT

C29

1uF/63V

12

3T18

BD681

+

C32100uF/35V

R68 1M 1

23

T21BC856

13

2

T192N7002

1

32

T202N7002

12

CN1

Speaker Out1

12

3

4 5

RL1

RL_OUT_1

+18VD18

1N4007

OUT

SourceH

SourceL

CTLB11 CTLA3

RST A4

RST B10

THR A2

THR B12

TRIGA6

TRIGB8

OUT A 5

OUT B 9

DISC A 1

DISC B 13

VC

C14

GN

D7

IC3

NE556N

R5410K

R59

100

C190.1uF/63V

C20

0.1uF/63VC21

0.1uF/63V

R7010K+12PROT +12PROT

+12PROT

C22

0.1uF/63V

R58

10K

R57

10K

t

MV-RT1

10K

R531.2K

+12PROT

3

21

84

IC1A

NE5532

5

67

IC1B

NE5532

+15V

C751n/63V

R43

R44

R45

C13 1n/63V

R47

C24

150p

C15

0.1uF/63V

R67

150 5W

R64

100K

R41 R40

-15V

C16

0.1uF/63V

+

C23

10uF/35V

5

67

IC2BNE5532

+15V C17

0.1uF/63V

-15V

C18

0.1uF/63V

R50

C2510nF/63V

3

21

84

IC2A

NE5532

R48-15V

R51

C2610nF/63V

R49+15V

D2

1N4148

D1

1N4148

R46

R42

C141n/63V

R524.7K

R5610K

D12

1N4148

D11

1N4148

D13 1N4148

D141N4148

1

23

T16BC846

D10BZV55C5V1

D9BZV55C5V1

+C31

100uF/35V

Prot_I

Vout

Vout

C271uF/63V

OUT

SourceHSourceLIN

PUT

R21K

C11uF

C2180pF

R347K

12

3

T14J112

DIS

R60

180K R63220K

-15V

DIS Prot_I

C30

100uF

D71N4007

D81N4007

C933uF

C1133uF

C1047n/250V

C1247n/250V

+80VDC

-80VDC

+15V

-15V

R62

2.2K12

D16

R61

2.2K12

D15

R11M

12

3T25

MJE340

1

23

T17BC846 (1a)

R871.2K

C760.1uF/63V

1 2

CN3

1 2

CN4

C3810uF/35V

Vin1

GN

D2

+12V 3

RG4LM7812CT

+15V

C370.1uF/63V

+12PROT

V-FAN

-80Vamp

+80Vamp

1234

CN-Test

CON4

1

V-

1

I.

1

V+

1

12VP

R66

150 2W

D175.1V

12

J1

CON2

1

32

T262N7002

R5510K

C28

10uF/25V

1234

CN2

CON4D221N4148

C42

100nF

R75

OUT

I-I

Sum

1

2

3TRIM22K

1

32

T152N7002

I-I

R82

1K

Prot_I

1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

2

Parsek s.r.l.via Aterno, 3066020 S. Giovanni TeatinoChietiItaly2

Switching Power Supply - DA500

13-Sep-2006 21:12:50F:\PRSK\EraSWITCHING\Ampli Lineare\Edizione_07_05\Schemi per assist_Ampli_DA500_07_05.DDB - Supply.Sch

Title

Size: Number:

Date:File:

Revision:

Sheet ofTime:

A3

1

23

T22

IRFP27N60K

1

23

T23

IRFP27N60K

D31BYV27-200

11

22

33

44L1

3.3mH/6A

MV-VR1275L40

C33

1uF/275Vac_X2

C35

4.7nF/Y1_X2

C36

4.7nF/Y1_X2

3

1

4

2

BR1

800V/5A C391000uF/200V

C401000uF/200V12

JP1110/220

Vdc

C681uF/250V

C49220uF

21 3

D25BYV32E

21 3

D26BYV32E

213

D24BYV32E

C73

22uF/350V

Tr1

TRANS5_1_1

R78270K

R76

10

D34

BYV27-200D39BYV27-200

C6710nF/63V

C72330pF

R7418K

123

CN6

213

D27BYV32E

C471mF

C50220uF

C481mF

R80

47

D32BYV27-200

R77

10

C6910uF/25V

D21ZENER3

C70

100uF/25V

D40

LL4148

L33uH

C451mF

C46

1mFL4 3uH

Vin 1

GN

D2

+15V3RG1LM7815CT

Vin 2GN

D1

-15V3

RG2LM7915CT

+ C642200uF

+ C652200uF

C57

1uF/63V

C581uF/63V

+ C61100uF/25V

+ C62100uF/25V

C53100nF/63V

C54100nF/63V

35V

D29

BYV27-200

D30

BYV27-200

D33

SF22

Vin 1

GN

D2

+15V3RG3LM7812CT

+ C66100uF C60

1uF/63V

+ C63100uF/25VC59

100nF/63V

35V

1

J3

1 J8

1

J6

1

J7

C52

1uF/63V

D23200V/1W

D28220V/1W

R79470K

C34

47nF/275Vac_X2

C561uF/63V

C551uF/63V

C74

22uF/350V

F1

F2

F3

12345678910

CN7

+

+15V

-15V

INPUT

R8447K

R86A330K

D37

LL4148D381N3212

L9

22uH

L6

22uH

L8

22uH

L5

22uH

L7

22uH

+80VDC

-80VDC

+15V

-15V

+18V

+12V

R732.2K

12

D20

-15V

tMV-RT2

2.5Ohm

1J9

1J10

+C41

10uF/25V V-FAN

R86B

330K

1

+15V

1-15V1

+18V

D35ZENER3

12

CN5

Rete

1

32

T242N7002

R69330K

R71330K

H7

L5

Vb 8

Rt 2

Vs 6

VC

C4

CO

M1

en 3

C511uF

Driver IC5