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Seventh Circle Audio

High quality DIY and fully assembled microphone preamplifiers and other professional audio recording gear

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Documentation

Click Here to Go to 500 Series Documentation!

N72 BOM

N72 Schematic

N72 Assembly Instructions

A12B BOM

A12 Schematic

A12B Assembly Instructions

J99 BOM

J99 Schematic

J99 Assembly Instructions

C84 BOM

C84 Schematic

C84 Assembly Instructions

T15 BOM

T15 Schematic

T15 Assembly Instructions

S90 BOM

S90 Assembly Instructions

S90 Schematic

S90 PCB Overlay

H32 BOM

H32 Schematic

H32 Assembly Instructions

H32 PCB Overlay

D11 BOM

D11 Schematic

D11 Assembly Instructions

PC01 OneShot Assembly Instructions

PC01 OneShot BOM

CH02 Assembly Instructions

D11 Subpanel Graphics

B16 Subpanel Graphics

B16 BOM

B16 Schematic

B16 Assembly Instructions

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(507) 722-1780 | (507) SCA-1780

Assembled Microphone Preamps | DIY Microphone Preamp Kits

©2023 by Seventh Circle Audio.

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