Ashly DPX-100 Operating, Compressor/Limiter, Graphic, Equalizer, Manual, Schematics, Detector

17

1

2

3

4

5

6

7

8

15.

TIP = INPUT

DETECTOR

VR2

SCHEMATICS

Operating

RING = SEND J3

B100K

PEAK BUS 1

C5

GAIN +/- 15db

R11

C66

E

3

U1A

RELEASE

E

VR1

D1

68

4560

1

R19

R17

R18

R25

1N4148

2

100K

9.76K

1M

5pF

B10K

INPUT METER

47P3151

R20

47U

C67 47U

150K

LIMIT

R29

C3

100K

6

U3B

3

ATTACK

+18

R15 15K

4560

7

R21

R23

2

SW1A

VR4

100K

R33

3

THRESHOLD

5

1

1K

R8

27P

R9

-

10K

3.3K

A1MEG

C4

(-20db MIN +41.4db MAX)

R22

4.99K

R24

D5

OUT

C79

4.7K

Ec

R16

SW5B

22K

1K

R26

45P2600

GAIN METER

C64

R7

7

27P

1N4148

47K

1N4148

-18

VR3

4

6

U2B

R10

U18

V+

10K

D15

R28 A10K

1.5U

R30

R32

5

22K

4560

7

1

8

2

U2A

C65

R27

D4

100

68K

1K

6

5

Ec+ GND

V-

4560

1

C80

Manual

47U

45P2000

15K

52P2150

3

10K 1N4148

D2

1N0754

IN

Ec+

5

47U

R34

6

U4B

2

6

10K

D3

5

4560

7

Q1

1.5U

+18

2

U3A

1N4148

2N4125

R31

C68

47U

C6

OUTPUT

4560

1

-18

3.3K

J1

R3

3

5

U1B

R14

J6

THRES

10.0K

4560

7

VR7

4

R12

R36

27P

D6

2

2

U4A

D

6

50K

300K

4.7K

PEAK BUS 1

3

4560

1

Q6

D

-

R4

10.0K

R13

820

R37 12K

1

3

2N4123

1N4148

R6 10.0K

68

DPX-100

47P3151

VR6

47P1030

J8

C2

-18

-18

B10K

OUTPUT METER

J2

RATIO

C1

SYMMETRY

C69

+18

2

3

R5

27P

6

U5B

7

R2

27P

ADJUST

4560

VR5

1

5

100

10.0K

D53

C10K

47U

47P1295

1N4148

PEAK BUS 1

R35 10K

R38

R1

COMPRESSOR/LIMITER

47P3151

OUTPUT

10K

100

BALANCED

SW5A 1

(+17.0db MAX)

2

INPUT

3

45P2000

IN

Graphic

CASCADE

C

C

HPF

C74

OUT

47U

R58 20K

EQ SWITCH

1

SW8A

EQ

45P2600

2

3

JP21

JP21/2

Equalizer

J20G

EQ GAIN

T1

JP19

JP19/2

JP20

JP20/2

R57

T2

T3

OUT

D7

R50

15K

VR8

C13

27P

390K

4

SW3B

PEAK BUS 2

C14

27P

45P2600

J20/2G

C15

27P

5

1N4148

R60

JP16/2

JP18/2

6

R49

R61

SIG

JP18

10K

R17610K

22K

C72

JP16

JP17/2

10K

R62

J20A

U23A

OUTPUT

R53

U8B

C70

6

U23B

6

10K

2

J4

R39

3

U6A

C9

C10

7

JP17

7 R54

2

U8A

C16

1 R177

6

U6B

C11

4560

R52

10K

2043

R55

U7A

C73

J20/2A

J7

R40 10.0K

1

5

47U

5

10K

1

2

3

10K

7

2

2

4560

R51

30K

3

2043

1

5

77

10K

2043

11

3

10.0K

47U

.1U

.1U

.1U

20K

3

.1U

R59

4560

4560

1

B

R42

R43

R47

R48

C12

47u

R56

2.2M

B

47P3151

10K

62K

470K

D8

20K

47P1030

-

10.0K

1N4148

J5

J9

C7

27P

D9

R45

Compressor/Limiter

2

C8

R63

R64

20 Hz HPF 18dB

100

3

27P

6

U7B

10K RANGE SWITCH

10K

1

R41

7

PEAK BUS FLTR

10.0K

27P

/OCT.

-18

-18

5

2043

IN

+/-

6 dB

C71

R46

OUT +/- 15 dB

PEAK BUS FLTR

47U

R44

47P1295

J20C

J20/2C

10K

47P3151

3

3

100

BALANCED

J20D

SW2B

OUT

SW2A

OUT

J20/2D

45P2600

45P2600

INPUT

4

4

R65

4

R67

1

5

2

C

$VKO\$XGLR￿,QF￿

6

3

2.55K

2.55K

+18

+18

847 Holt Road

R66

R68

FILTERS

PWR SUPPLY + METERS

REVISION HISTORY

J20E

J20/2E

Webster, NY 14580-9103

10s1551c-2.SCH

10s1551c-3.SCH

10s1551RV.SCH

5

5

8.2K

8.2K

TO EVEN

PEAK BUS 1

FILTER BOARD

Phone:(716) 872-0010

Fax: (716) 872-0739

A

TO ODD

PEAK BUS 2

(ALONG WITH SHEET 2)

2

U9A

6

U9B

Size

Sheet # 1

of

4

Drawn By

Print Date 11:44:50

Rev.

A

THRES

J20B

J20/2B

T1

SIG

4560

1

4560

7

TO EVEN

B

A->B @ 157%

James B Franks

C

2

2

5

S:\Engineering\CLIENT98\1551\10s1551c-1.Sch

3-May-2002

T2

INPUT METER

PEAK BUS 2

PEAK BUS FLTR

3

TO ODD

T3

OUTPUT METER

DPX-100 MINI-EQ + COMPRESSOR/LIMITER

GAIN METER

APPROVED:

Dwg # 10S1551

1

2

3

4

5

6

7

8