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BOM/schematics/fixes:

A2600FS-BOM-v1.2-buildlog.xlsx was valid for my own build. customers have to follow this:

http://www.antonus-synths.com/antonus2600/antonus%202600%20DIY%20version.zip

this folder is up to date on 25.Jan.2024. and contains:

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MIDI guide:

Manual MIDI 2600 DUO ENGLISH.pdf

rare Parts sources: 

diysynth.de

antonus

ebay

PCB Pictures for Troubleshooting:

Reverb Wiring

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PSU

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Speaker connector:

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important the Amp needs 16V minimum

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Balance out:

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10k added here (bugfix in rev 1.0)

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PCB to PCB connection:

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MIDI/CV IO wiring:

please note: the green jack is a stereo jack !!!

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e

Power wiring:

Transformer wiring: 

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maybe you have to use 2k epoxy glue to mount the IEC inlet (was needed for my IEC model)

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I connected everything in this standard way:

IEC  P and N  (2 cables) to > Frontpanel power switch > 2 cables to transformer PCB input

IEC earth to transformer and frontpanel ground 

PSU PCB output +15/0/-15V to mainpcb

PSU PCB 3x MTA100 with drilled cable to the VCOS ! important

PSU PCB MTA156 2pole to Amplifier (double check the polarity)

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David pcbs added as shown:

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Internal notes:

Main A: v1.0

Gallery of Mainboards

Gallery of "potted" Modules