5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A

+400V

+400V

Vcascode

+400V

FILP

-225V

-225V

+400V

+90V

OPT2

OPT1

Title

Size Document Number R ev

Date: Sheet o f

TC20121010 1.0

6N6P/ECC99/12BH7A (or d3A) 300B Driver

A

1 3Friday, December 21, 2012

85 V

4.4 mA

15 mA

180 V

6.2 V

OPT PRIMARY5 kOhm

Pd = 3.3 W

Pd = 650 mW

(GREEN)

(GREEN)

(GREEN)

Adjust R13 to 850 mV

(C) Tom Christiansen, 2012

http://www.neurochrome.com/audio

FOR DIY/NON-PROFIT USE ONLY

TRANSFORMER INPUT:TR1 = JT-11P1-HPCR8 = 10 kOhmC3 = DNP

CAPACITOR COUPLED INPUTTR1 = DNPR8 = 470 kOhmC3 = 220 nF

85 mA

-80 V

Pd = 1.4 W

6N6P OPTION

5.0 V @ 1.4 A+

-D4DNP

TR1Jensen JT-11P1-HPC

1 5

4 876

R3100R

TU1A6N6P

4 5

31

2

C4BDNP

C133pF

R11100k

TU2300B

42

3

1

D1HLMP-3507

R133k

R810k

C21u/25V

Q1AOT1N60

TU1B6N6P

9 86

7J3INPUT

123

R4100R

R14680k

D3HLMP-3507

C4A220n

R9220R

R510R

U1LT3092

IN3

OU

T2

TAB

4

SE

T1

R62k2

HS1HS-374

C5 47n

D2DNP

D5HLMP-3507

R1033k/3W

R13100k

C3BDNP

J4FIL

12

J1OPT

123

J2BIAS

12

R12360k

R72k2

C3ADNP

R222R

Q2FQP3P50

5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A

+400V

+400V

Vcascode

+400V

FILP

-225V

-225V

+400V

+90V

OPT2

OPT1

Title

Size Document Number R ev

Date: Sheet o f

TC20121010 1.0

6N6P/ECC99/12BH7A (or d3A) 300B Driver

A

2 3Friday, December 21, 2012

6N6P OPTION

5.0 V @ 1.4 A+

-

85 V

4.4 mA

15 mA

180 V

6.2 V

OPT PRIMARY5 kOhm

Pd = 3.3 W

Pd = 650 mW

(GREEN)

(GREEN)

(GREEN)

Adjust R13 to 850 mV

(C) Tom Christiansen, 2012

http://www.neurochrome.com/audio

FOR DIY/NON-PROFIT USE ONLY

TRANSFORMER INPUT:TR1 = JT-11P1-HPCR22 = 10 kOhmC8 = DNP

CAPACITOR COUPLED INPUTTR1 = DNPR22 = 470 kOhmC8 = 220 nF

85 mA

Pd = 1.4 W

-80 V

C71u/25V

TU4300B

42

3

1

R202k2

R27100k

R18100R

C8ADNP

C10 47n

D7DNP

R1622R

R1910R

D6HLMP-3507

J7INPUT

123

TU3B6N6P

9 86

7

R26360k

R17100R

R2433k/3W

D9DNP

TR2Jensen JT-11P1-HPC

1 5

4 876

J5OPT

123

Q4FQP3P50

R212k2

C8BDNP

D8HLMP-3507

R1533k

C9A220n

J8FIL

12

J6BIAS

12

R25100k

Q3AOT1N60

C633pF

R23220R

TU3A6N6P

4 5

31

2

R2210k

HS2HS-374

C9BDNP

D10HLMP-3507

R28680k

U2LT3092

IN3

OU

T2

TAB

4

SE

T1

5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A

+400V

Vcascode

-225V

+400V

FILP

FILN

-225V

+90V

FILN FILNFILP

OPT2 OPT1

Title

Size Document Number R ev

Date: Sheet o f

TC20121010 1.0

6N6P/ECC99/12BH7 (or d3A) 300B Driver

A

3 3Sunday, December 09, 2012

6.3 V @ 1.8 A

+400 V @ 220 mA

-225 V @ 40 mA

Pd = 400 mW

(C) Tom Christiansen, 2012

http://www.neurochrome.com/audio

FOR DIY/NON-PROFIT USE ONLY

ECC99/12BH7A: USE OPT1A, OPT2A6N6P: USE OPT1B, OPT2B

OPT2AECC99

C1310uF/450V

C11100nF/630V

OPT1B6N6P

J96.3V FIL

12

R30120k/0.5W

C1410uF/450V

R29220k/2W

OPT1AECC99

J10POWER

1234

C1510uF/450V

R31100k/0.5W

OPT2B6N6P

C12100nF/630V

D1291V

D1115V

300B Amp - Driver Board Bill of Materials, 6N6P300B_Driver_R1p0 BOM, 6N6P option© Tom Christiansen, 2012

Item Quantity Reference Part Digikey P/N1 2 C6,C1 33pF 338-1047-ND2 2 C7,C2 1u/25V 445-8607-ND3 2 C8A,C3A DNP Solen PPE0224 4 C3B,C4B,C8B,C9B DNP EF6224-ND5 2 C9A,C4A 220n Solen PPE0226 2 C10,C5 47n 445-5256-ND7 2 C11,C12 100nF/630V EF61048 3 C13,C14,C15 10uF/450V P13671-ND9 6 D1,D3,D5,D6,D8,D10 HLMP-3507 516-1333-ND

10 4 D2,D4,D7,D9 DNP 568-5806-1-ND11 1 D11 15V 568-5018-1-ND12 1 D12 91V 1N4763ACT-ND13 2 HS2,HS1 HS-374 HS374-ND14 2 J5,J1 OPT 609-3937-ND15 2 J6,J2 BIAS 609-3464-ND16 2 J7,J3 INPUT 609-3937-ND17 2 J8,J4 FIL 609-3936-ND18 1 J9 6.3V FIL 609-3936-ND19 1 J10 POWER 2 x 609-3936-ND20 2 OPT2A,OPT1A DNP N/A21 2 OPT2B,OPT1B 6N6P N/A22 4 TU1,TU3 6N6P N/A23 2 Q3,Q1 AOT1N60 785-1184-5-ND24 2 Q4,Q2 FQP3P50 FQP3P50-ND25 2 R15,R1 33k 33KQBK-ND26 2 R16,R2 22R 22QBK-ND27 4 R3,R4,R17,R18 100R 100QBK-ND28 2 R19,R5 10R 10QBK-ND29 4 R6,R7,R20,R21 2k2 2.2KQBK-ND30 2 R22,R8 10k 10KQBK-ND31 2 R23,R9 220R 220QBK-ND32 2 R24,R10 33k/3W P33KW-3BK-ND33 2 R25,R11 100k 100KQBK-ND34 2 R26,R12 360k 360KQBK-ND35 2 R27,R13 100k 3362H-104LF-ND36 2 R28,R14 680k 680KQBK-ND37 1 R29 220k/2W 220KW-238 1 R30 120k/0.5W 120KH-ND39 1 R31 100k/0.5W 100KH-ND40 2 TR2,TR1 Jensen JT-11P1-HPC N/A41 2 TU4,TU2 300B N/A42 2 U2,U1 LT3092 LT3092EST#PBF-ND

DNP = Do Not Populate

300B Amp - Driver Board Bill of Materials, ECC99300B_Driver_R1p0 BOM, ECC99 option© Tom Christiansen, 2012

Item Quantity Reference Part Digikey P/N1 2 C6,C1 33pF 338-1047-ND2 2 C7,C2 1u/25V 445-8607-ND3 2 C8A,C3A DNP Solen PPE0224 4 C3B,C4B,C8B,C9B DNP EF6224-ND5 2 C9A,C4A 220n Solen PPE0226 2 C10,C5 47n 445-5256-ND7 2 C11,C12 100nF/630V EF61048 3 C13,C14,C15 10uF/450V P13671-ND9 6 D1,D3,D5,D6,D8,D10 HLMP-3507 516-1333-ND

10 4 D2,D4,D7,D9 DNP 568-5806-1-ND11 1 D11 15V 568-5018-1-ND12 1 D12 91V 1N4763ACT-ND13 2 HS2,HS1 HS-374 HS374-ND14 2 J5,J1 OPT 609-3937-ND15 2 J6,J2 BIAS 609-3464-ND16 2 J7,J3 INPUT 609-3937-ND17 2 J8,J4 FIL 609-3936-ND18 1 J9 6.3V FIL 609-3936-ND19 1 J10 POWER 2 x 609-3936-ND20 2 OPT2A,OPT1A ECC99 N/A21 2 OPT2B,OPT1B DNP N/A22 4 TU1,TU3 ECC99 N/A23 2 Q3,Q1 AOT1N60 785-1184-5-ND24 2 Q4,Q2 FQP3P50 FQP3P50-ND25 2 R15,R1 33k 33KQBK-ND26 2 R16,R2 27R 27QBK-ND27 4 R3,R4,R17,R18 100R 100QBK-ND28 2 R19,R5 10R 10QBK-ND29 4 R6,R7,R20,R21 2k2 2.2KQBK-ND30 2 R22,R8 10k 10KQBK-ND31 2 R23,R9 220R 220QBK-ND32 2 R24,R10 33k/3W P33KW-3BK-ND33 2 R25,R11 100k 100KQBK-ND34 2 R26,R12 360k 360KQBK-ND35 2 R27,R13 100k 3362H-104LF-ND36 2 R28,R14 680k 680KQBK-ND37 1 R29 220k/2W 220KW-238 1 R30 120k/0.5W 120KH-ND39 1 R31 100k/0.5W 100KH-ND40 2 TR2,TR1 Jensen JT-11P1-HPC N/A41 2 TU4,TU2 300B N/A42 2 U2,U1 LT3092 LT3092EST#PBF-ND

DNP = Do Not PopulateChange from 6N6P option

300B Amp - Driver Board Bill of Materials, 12BH7A300B_Driver_R1p0 BOM, 12BH7A option© Tom Christiansen, 2012

Item Quantity Reference Part Digikey P/N1 2 C6,C1 33pF 338-1047-ND2 2 C7,C2 1u/25V 445-8607-ND3 2 C8A,C3A DNP Solen PPE0224 4 C3B,C4B,C8B,C9B DNP EF6224-ND5 2 C9A,C4A 220n Solen PPE0226 2 C10,C5 47n 445-5256-ND7 2 C11,C12 100nF/630V EF61048 3 C13,C14,C15 10uF/450V P13671-ND9 6 D1,D3,D5,D6,D8,D10 DNP 516-1333-ND

10 4 D2,D4,D7,D9 6V2 568-5806-1-ND11 1 D11 15V 568-5018-1-ND12 1 D12 91V 1N4763ACT-ND13 2 HS2,HS1 HS-374 HS374-ND14 2 J5,J1 OPT 609-3937-ND15 2 J6,J2 BIAS 609-3464-ND16 2 J7,J3 INPUT 609-3937-ND17 2 J8,J4 FIL 609-3936-ND18 1 J9 6.3V FIL 609-3936-ND19 1 J10 POWER 2 x 609-3936-ND20 2 OPT2A,OPT1A 12BH7A N/A21 2 OPT2B,OPT1B DNP N/A22 4 TU1,TU3 12BH7A N/A23 2 Q3,Q1 AOT1N60 785-1184-5-ND24 2 Q4,Q2 FQP3P50 FQP3P50-ND25 2 R15,R1 33k 33KQBK-ND26 2 R16,R2 33R 33QBK-ND27 4 R3,R4,R17,R18 100R 100QBK-ND28 2 R19,R5 10R 10QBK-ND29 4 R6,R7,R20,R21 2k2 2.2KQBK-ND30 2 R22,R8 10k 10KQBK-ND31 2 R23,R9 220R 220QBK-ND32 2 R24,R10 33k/3W P33KW-3BK-ND33 2 R25,R11 100k 100KQBK-ND34 2 R26,R12 360k 360KQBK-ND35 2 R27,R13 100k 3362H-104LF-ND36 2 R28,R14 680k 680KQBK-ND37 1 R29 220k/2W 220KW-238 1 R30 120k/0.5W 120KH-ND39 1 R31 100k/0.5W 100KH-ND40 2 TR2,TR1 Jensen JT-11P1-HPC N/A41 2 TU4,TU2 300B N/A42 2 U2,U1 LT3092 LT3092EST#PBF-ND

DNP = Do Not PopulateChange from 6N6P option