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Seventh Circle Audio

High quality DIY and fully assembled microphone preamplifiers and other professional audio recording gear. Made in the USA

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CH02 Plug and Play Starter Packs
Price$549.00
BF 2025
SCA N72 Microphone Preamp Module
Price$449.00
BF 2025
SCA J99 Microphone Preamp Module SC90
Price$449.00
BF 2025
500 SERIES

SCA N72-500 Series Microphone Preamp Module
Regular Price$499.00Sale Price$449.10
BF 2025
500 SERIES

SCA J99-500 Series Microphone Preamp Module SC90
Price$499.00
BF 2025
New Opamp!

SC90 (John Hardy 990C-style opamp)
Regular Price$45.00Sale Price$40.50
BF 2025
500 SERIES

SCA A12-500 Series Microphone Preamp Module
Price$389.00
BF 2025
500 SERIES

SCA C84-500 Series Microphone Preamp Module
Price$329.00
BF 2025
500 SERIES

SCA S90-500 Series Microphone Preamp Module
Price$329.00
BF 2025
500 SERIES Assembled Only

SCA T15-500 Series Microphone Preamplifier Module
Regular Price$279.00Sale Price$251.10
BF 2025
500 SERIES

SCA B16-500 Series Compressor Module
Price$349.00
BF 2025
CH02 8-channel Chassis (with Power Supply)
Regular Price$349.00Sale Price$314.10
BF 2025

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