Krell HTS 7.1 schematics
V1
D4
22V
1N914
R4
R8
562Ω
D3
1N914
MPS8599
R6
8.25KΩ
MPS8599
R1
1kΩR21kΩ
R3
C1
21.5kΩ
100pF
V2
22V
MPS8099
R7
8.25kΩ
MPS8099
D6
1N914
D5
1N914
200Ω
Q10
MPS8599
Q3
Q7
MPS8599
探针1
MPS8099
D1
Q5
1N914
R14
Q1
127Ω
R15
Q2
127Ω
D2
1N914
Q6
MPS8599
Q18
MPS8099
Q4
Q15
MPS8099
R5
R11
562Ω
200Ω
XFG1
V5
D20
22V
1N914
R39
R43
562Ω
D19
1N914
MPS8599
R41
8.25KΩ
MPS8599
R36
R37
1kΩ
1kΩ
R38
C4
21.5kΩ
100pF
V6
22V
MPS8099
R42
8.25kΩ
MPS8099
D22
1N914
D21
1N914
200Ω
Q44
MPS8599
Q37
Q41
MPS8599
MPS8099
D17
Q39
1N914
R49
Q35
127Ω
R50
Q36
127Ω
D18
1N914
Q40
MPS8599
Q52
MPS8099
Q38
Q49
MPS8099
R40
R46
562Ω
200Ω
V: 17.7 V
V(p-p): 382 mV
V(rms): 17.9 V
V(dc): 17.9 V
I: 5.00 mA
I(p-p): 1.61 mA
I(rms): 4.41 mA
I(dc): 4.37 mA
频率: 20.0 kHz
R16
1kΩ
MPS8599
Q19
MPS8599
Q21
MPS8099
MPS8099
MPS8599
Q53
MPS8599
Q55
MPS8099
MPS8099
R9
R10
V: 18.9 V
200Ω
Q11
MPS8599
LED1
Q8
MPS8599
Q20
Q16
MPS8099
Q22
LED2
Q13
MPS8099
R12
200Ω
R44
200Ω
Q45
MPS8599
LED3
Q42
MPS8599
Q54
Q50
MPS8099
Q56
LED4
Q47
MPS8099
R47
200Ω
V(p-p): 350 mV
200Ω
V(rms): 19.0 V
V(dc): 19.0 V
I: 558 uA
I(p-p): 106 nA
I(rms): 558 uA
Q12
I(dc): 558 uA
MPS8599
频率: 20.0 kHz
R20
21.5kΩ
探针3
Q9
MPS8599
探针2
V: 3.87 V
V(p-p): 9.63 V
Q23
V(rms): 3.41 V
MPS8099
V(dc): 62.1 mV
I: 9.47 mA
I(p-p): 3.23 mA
I(rms): 8.27 mA
I(dc): 8.19 mA
频率: 20.0 kHz
Q17
MPS8099
Q14
MPS8099
R13
200Ω
V3
18V
V4
18V
R45
200Ω
Q46
MPS8599
Q43
MPS8599
探针6
V: -3.74 V
V(p-p): 9.63 V
V(rms): 3.41 V
V(dc): 62.1 mV
I: 6.92 mA
I(p-p): 3.23 mA
I(rms): 8.27 mA
I(dc): 8.19 mA
频率: 20.0 kHz
Q51
MPS8099
Q48
MPS8099
R48
200Ω
V7
18V
V8
18V
D15
1N914
D7
R18
1N914
1kΩ
D8
R19
1N914
1kΩ
D16
1N914
Q24
MPS8599
R21
21.5kΩ
R34
1kΩ
15
3
OP97AJ
R35
2
1MΩ
4 7
C2
10µFC310µF
R54
21.5kΩ
Q57
MPS8099
D31
1N914
D23
R52
1N914
1kΩ
D24
R53
1N914
1kΩ
D32
1N914
Q58
MPS8599
R55
21.5kΩ
R67
1kΩ
15
3
OP97AJ
R68
2
1MΩ
4 7
C5
10µFC610µF
D12
1N914
R23
562Ω
D11
1N914
Q27
MPS8599
R25
8.25KΩ
MPS8099
MPS8099
MPS8599
MPS8099
MPS8599
MPS8099
Q31
Q33
R29
R31
61.9Ω
61.9Ω
探针4
V: 3.80 V
R30
R32
61.9Ω
61.9Ω
Q32
Q34
MPS8599
MPS8099
Q65
Q67
R63
R65
61.9Ω
61.9Ω
R64
R66
61.9Ω
61.9Ω
Q66
Q68
MPS8599
V(p-p): 9.61 V
V(rms): 3.40 V
V(dc): -146 uV
I: 353 uA
I(p-p): 894 uA
I(rms): 316 uA
I(dc): 4.06 nA
频率: 20.0 kHz
D9
Q29
1N914
R27
61.9Ω
Q25
MPS8599
Q26
R22
1.5kΩ
R26
8.25kΩ
D14
1N914
D13
1N914
U1
8
6
D28
1N914
D27
1N914
R59
8.25KΩ
R56
1.5kΩ
R60
8.25kΩ
D30
1N914
D29
1N914
U2
8
6
MPS8099
Q28
MPS8099
R24
R57
Q61
MPS8599
Q59
MPS8599
Q60
MPS8099
Q62
MPS8099
R58
R28
61.9Ω
D10
1N914
Q30
MPS8599
562Ω
562Ω
MPS8099
D25
Q63
1N914
R61
61.9Ω
R62
61.9Ω
D26
1N914
Q64
MPS8599
562Ω
XDA1
XSC1
THD
Ext Trig
+
_
B
A
_+_
+
R33
21.5kΩ
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