Bryston bp 15 schematic

654321

R204
49K9

R203
49R9

R403
49R9

R404
49K9

Q1
2N5550

R704
33R

R705
33R

Left Output

9

11
13

R

MT2030

J3
RCA

1

2

REL1

-16+

G5V-2-H1-48V

D705

1N4004

D708

+ 22 V

100p/Polypropylene

C401

470u@16V

13S3

C201

+

470u@16V

+

Mute

C200

R200
1K
R201
13K7

R205
13K7

100p/Polypropylene

C400

R400
1K
R401
13K7

R405
13K7

2N5550

D702
1N4004

PREH-71249-052

1

2

3

TSW-104-14-GS

TSW-104-14-GS

R700
10K
R702
33K

Q2

D706

1N4004

D701
1N4004

J5

12345

OPAMP1
OPAMP2.Sch

+Noninverter

-Inverter

J7

OPAMP1
OPAMP4.Sch

+Noninverter

-Inverter

1

J8

2

3

+

+

DOA33-(200)

DOA33-(400)

C702
6800u@50V

C701
6800u@50V

- 22VGnd.

Output

+ 22V

R202

110K

C202

680p/Polypropylene

100P/Polypropylene

- 22VGnd.

Output

+ 22V

R402
110K

C402

100p/Polypropylene

680p/Polypropylene

D707

1N4755

R701

+

C705
100u@63V

1

2 3

Title

B

Date: 14-Jun-2001 Sheet of
File: G:\BP-1.5\Rev-4\Protel\BP1.5.DDB Drawn By:

499R

43V

R703

2K2

IC2
7824

IN

OUT

ADJ.

2

7924

IN

OUT

ADJ.

IC1

1

BP 1.5 PREAMPLIFIER

Number RevisionSize

100u/40V

C203

C204

100u/40V

C403

C404

+24V

3

C704

+

2200u@25V

-24V

C703

+

2200u@25V

DESIGN BY: FARZAD

OPAMP1

J1

2

swl1 swr2

1

RCA

LEFT INPUT

D

sbl3

Short/Open

ORG. TX1

6

TF1

2

5

RED

BRN.

sbl1

sbl2

Short/Open

C

B

A

WHT.

4

Short/Open

swl3

1

3

BLU.

BLK.

7

VIO.

1

a

2

3

MM/MC SW

4

b

5

6

7401MD9AV2BE

1 2 3 4 5 6

sbr3

Short/Open

sbr2

sbr1

Short/Open

Short/Open

MC

MM

11

S2

Switch at Down Position has been shown

ORG. TX2

6

TF1

5

BRN.
WHT.

4
3

BLK.

sbg1

Short/Open=OPEN

c

8

d

7

VIO.

RED

BLU.

2

1

7
9

10
12

RIGHT INPUT

3.3u@100V

J2

2
1

RCA

C100

R102
49K9

C101

470u@16V

+

Left Side

3.3u@100V
C300

Right Side

C501

47P

C601

47P

C502

47P

C504

47P

C503

47P

C602

47P

C603

47P

C604

47P

swr4

sbg2Short/Open=SHORT

R100
1K

R101
1K21

R302
49K9

C301

470u@16V

+

OPAMP1.Sch

OPAMP1

OPAMP3.Sch
R300
1K

R301
1K21

S1a

2 1

3 4

78F04-9641B
S1b

2 1

3 4

78F04-9641B
S1c

2 1

3 4

78F04-9641B
S1d

2 1

3 4

78F04-9641B

+Noninverter

DOA33-(100)

Gnd.

-Inverter

+Noninverter

DOA33-(300)

-Inverter

- 22V

Output

+ 22V

- 22VGnd.

Output

+ 22V

D703
1N4004

PREH-71249-052

C102

33n

C302

R303
8K45

33n

R304
88K7

Switch Shown up poistion

2

7101MD9AV2BE22

D704
1N4004

J6

12345

R103
8K45

R104
88K7

C103

22p

C303

22p

Passing Signal

J4
RCA

1

2

Right Output

D

8

6
4
1

C

G

B

GND

- 22 V

Gnd.

A

4

F.N