Text preview for : D2KFB fullbridg 2000w REV.1.pdf part of Diy Power amplifier 2000w rms Power Amplifier fullbridge 2000w RMS Class-D Diy full layout 100%tested good voice quality



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300.75



2 X 0,1




100U
104 8K2




100u




100u
3K3
12V




224




224
SPK+




224
12V
100

V+




104




1k5




1k5
68U
104




47k




10
260 260

5V
22U
47U




100


12V




1k2
4k7 CLIP




221




47k
56K BD139 SIGNAL




ZD322006
IR2110
4148 460 RKE10
460 ON




47k
4K7
2K2 22 P OFF
4k7




460
102




102 DƯ2,0 P ON




47k
100U
BD140 5819 4k7




5401
10




680
460
221 460




104




100U



100U
BD139




5401
2 X 102
TL071P




5819
100u




22




100U
1K 5819 2 x 4,7
33k
5401




100 224




4148
BD140 100k 4148




5551
105




474




4 X 4148




10K
4K7




100 4148 3k3




99.37
15k
47k
6k8




NE555N

33k
100 0




4148
10




4148
105
47u




5819




103
XLR 4049 4148




47k
2k2
10
33u




10k




15k
4148
4148
4K7




OCP ON
104 68U
2 x 33u BP




10u 4k7




4k7
56 K 6k8
104


12V
BD139




22




5401
100k




4148
4k7




BD139
4K7




33k
22K




104 4k7




460
100 10




680
460
IR2110




221
33u




10k
TL072P




4k7 4k7 2 X 104 5551




100U
460




5551
6.2V
4148 5551 15k




5551
4k7
4K7 BD140




460




1k2
BD139 47
22K




5819 460
100U
100U




221 5551




221
RKE10
104




4k7
47k
22




10
4148




1k5




1k5
4K7 260 260 DƯ2,0 SPK- V- GND




224
102 100K BD140
VOL 4,7
460




4,7 100

224




224
100U
100K
100K

104




100u




100u
BIAS 8K2
12V




2 x 472 + - 2 X 0,1
300.75




99.37