Mercury Epiphone Valve Junior User Manual

14 Epiphone Valve Jr.•Mercury Upgrade Kit
ThisprojectanditsdocumentationistheresultoftechnicalinvestigationsmadebytheengineeringstaffofMercury Magnetics.Thedisclosureoftheinformationhereinmaypertaintoproprietaryrightsand
thefurnishingofthesedocumentsdoesnotconstituteanexpresedorimpliedlicensetousesuchmaterials.
B2 B1
B3 B3
.022 µ F
100KΩ
2.2KΩ
1.5KΩ
2.2KΩ
1.5KΩ
1.5KΩ
220KΩ
22
µ F
22
µ F 22 µ F
68KΩ
1MΩ
68KΩ
1MΩ
1MΩ
1MΩ
100KΩ
(Unmodified stock version • ”Version 2 & 3” PCBs)
220Ω 2W
.022
µ F
NOTE: Values in BLACK indicate
Version 2 PCBs, values in RED
indicate Version 3 PCBs.
R2
R1
R8
R3
V1B
C1
R6
R7
R4
R15
R14
R5
C2
V2
C3
C5
R9
VR1
V1A
C4
EL84
12AX7
12AX7
EL84
12AX7
Valve Junior Head
DRAWN BY MERCURY MAGNETICS
08-03-07
REV. 04-09-10
www.MercuryMagnetics.com
www.Amp-Exchange.com
This project and its documentation are the result of technical investigations made by the engineering staff of Mercury Magnetics. The disclosure of the information herein may pertain to proprietary rights, and the furnishing of these documents does not constitute an expressed or implied license to use
such materials. Copyright © 2006–8 by Mercury Magnetics. All Rights Reserved. Mercury Magnetics, ToneClone, FatStack & Mercury Vintage are trademarks of Mercury Magnetics. Axiom is a registered trademark of Mercury Magnetics. Epiphone is a registered trademark of Gibson Guitar Corp. or its subsidiaries.
Mercury Magnetics is not affiliated with Gibson Guitar Corp.
4Ω
8Ω
16Ω
B1 B2 B3
22 µ F
(to filaments DC)
220Ω
220KΩ
4.7KΩ 1W 10KΩ
22µF 22 µ F
R12 R13
C9
22 µ F
C6
4700 µ F
470
µ F
C12
C7
B3
.1 µ F
C11 C8
R10
R11
B1
D1-4

Mercury Epiphone Valve Junior Specifications

General

Brand	Mercury
Model	Epiphone Valve Junior
Category	Amplifier
Language	English