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STD Chip Stereo Amplifier

License: GPL 3.0

Mode: Editors' pick

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Update time: 2022-09-07 20:20:50
Creation time: 2020-04-14 07:42:44
Description
ETI magazine (June 1992). Made by Dave Bradshaw.
Design Drawing
schematic diagram
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PCB
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ID Name Designator Quantity
1 KBPC804 BR1 1
2 100n C1,C2,C5,C8,C11,C12,C14,C15,C105,C108,C111,C112 12
3 3n9 C3,C103 2
4 10n C4,C104 2
5 10u/25V C6,C7,C106,C107 4
6 47u/25V C9,C10,C109,C110 4
7 220n C13,C113 2
8 22200u/25V C16 1
9 2200u/25V C17 1
10 Mains IEC J1 1
11 Power LED1 1
12 IN (L) P1 1
13 OUT (L) P2 1
14 IN (R) P3 1
15 OUT (R) P4 1
16 TIP122 Q1 1
17 TIP127 Q2 1
18 47k R1,R101 2
19 1k R2,R3,R4,R7,R9,R10,R11,R102,R107,R109 10
20 270k R5,R105 2
21 22k R6,R8,R106,R108 4
22 330 R12 1
23 10k/log/stereo RVA,RVB 2
24 On/Off S1 1
25 2x15V/1.67VA (50VA) T1 1
26 TDA2030 U1,U2 2
27 15V/1W Z1,Z2 2
28 TL072CP U3 1

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