License

GPL 3.0

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OLDCHEN KT88-K1 2020 Optimised version

4 months ago 116
  • Description
  • Documents
  • BOM
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Description

Schematics from the OldChen Tube amplifier KT88-K1. DIY Optimised version. Version 07-2020

Documents

AMPLIFIER-DIY

BOM

ID Name Designator Footprint Quantity
1 330uF 500v C2 CAP-TH_BD18.0-P7.50-D1.2-FD 1
2 68uF C3 CAP-TH_BD18.0-P7.50-D1.2-FD 1
3 47uF 450v C1 CAP-TH_BD18.0-P7.50-D1.2-FD 1
4 6N8S V2,V4 OCTAL 2
5 RCA LEFT,RIGHT RCA 2
6 5U4GB V1 OKTAL 1
7 4,7k R3 RES-TH_BD5.0-L15.5-P19.50-D0.8 1
8 240K R4 RES-TH_BD5.0-L15.5-P19.50-D0.8 1
9 510 R6,R18 R0201 2
10 51 R7,R19 R0201 2
11 470k R8,R21,R17,R5 R0201 4
12 1M R9,R20 R0201 2
13 68k R10,R22 R0201 2
14 1,5M R12,R24 R0201 2
15 2K R16,R25 R0201 2
16 820 R28,R27,R26,R13,R14,R15 R0201 6
17 240k R11,R23 R0201 2
18 270 R30,R29 R0201 2
19 0.47uF 800v C8,C12 C0201 2
20 30uF C19,C18 C0201 2
21 0.1uF C10,C5 C0201 2
22 5.6nF C15,C4 C0201 2
23 12uF C17,C16 C0201 2
24 6.8uF 400v C7,C13 C0201 2
25 100uF 63v C6,C11 CASE-A_3216 2
26 100uF 100v C14,C9 CASE-A_3216 2
27 KT88 V3 OKTAL 1
28 KT88-K1 V5 OKTAL 1
29 50K VR1-L,VR-R RES-ADJ-TH_3386P 2
30 5H L1 IND-TH_BD4.0-L6.0-P10.00-D0.5 1
31 - TR1 EI48-33F TRANSFORMER 1

Attachments

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