License

GPL 3.0

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Preamp

2 years ago 422
  • Description
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  • BOM
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Description

Audio preamp. Includes balanced-to-single-ended, inverting buffer and filters.

Documents

preamp

preamp

BOM

ID Name Designator Footprint Quantity BOM_Manufacturer Part
1 10k R12,R8,R7,R6,R5,R14 R1206-4.2X1.6 6 ?
2 3.9k R3,R4 R1206-4.2X1.6 2 ?
3 56k R1,R2,R19 R1206-4.2X1.6 3 ?
4 390p C1,C2 C1206-4.2X1.6 2 ?
5 1N4148W D2,D3,D4,D1 SOD-123 4 1N4148W
6 0.22u C7,C4,C5,C6,C8,C3 C1206-4.2X1.6 6 ?
7 10k R9 POT_ALPHA_RV16AF-20 1 ?
8 39k R10 R1206-4.2X1.6 1 ?
9 20k R11 R1206-4.2X1.6 1 ?
10 68n C11 CAP-FILM-7X4 1 ?
11 15n C12 CAP-FILM-7X4 1 ?
12 1.8k R13 R1206-4.2X1.6 1 ?
13 180k R15 R1206-4.2X1.6 1 ?
14 4.7n C9 CAP-FILM-7X4 1 ?
15 330p C10 CAP-FILM-7X4 1 ?
16 47n C13,C15 CAP-FILM-7X4 2 ?
17 390 R17 R1206-4.2X1.6 1 ?
18 30k R18 R1206-4.2X1.6 1 ?
19 1.1k R16 R1206-4.2X1.6 1 ?
20 33n C14 CAP-FILM-7X4 1 ?
21 In+ P1 CONN-1P-1.6-0.9-SQ 1 Header 1*1P
22 In- P3 CONN-1P-1.6-0.9-R 1 Header 1*1P
23 GND P2 CONN-1P-1.6-0.9-R 1 Header 1*1P
24 V+ P6 CONN-1P-1.6-0.9-SQ 1 Header 1*1P
25 V- P4 CONN-1P-1.6-0.9-R 1 Header 1*1P
26 GND-P P5 CONN-1P-1.6-0.9-R 1 Header 1*1P
27 Hi P7 CONN-1P-1.6-0.9-R 1 Header 1*1P
28 GND- P P8 CONN-1P-1.6-0.9-R 1 Header 1*1P
29 Low P9 CONN-1P-1.6-0.9-R 1 Header 1*1P
30 LM4562NANOPB U1,U2,U3 DIP-8-PANEL 3 ?

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