Seventh Circle Audio N72
Neve 1073/1272 (BA183)-style Class-A transformer mic preamp module
Preamp$449Manufacturer list price
Specifications
- Type
- Preamp
- Description
- Neve 1073/1272 (BA183)-style Class-A transformer mic preamp module
- Topology
- Neve-style single-ended Class A, transformer-coupled (based on BA183 circuit from 1272/1073)
- Signal path
- Analog
- Channels
- 1
- Channel format
- mono mic/line preamp
- Form factor
- module (SCA proprietary format)
- Connection
- SCA proprietary module format (CH02/PC01 chassis)
- DSP
- false
- Powered
- true
- Country of manufacture
- USA
- Phantom power
- 48V
Details
Controls: 12-position Grayhill stepped gain switch (15-70dB in 5dB steps), gain trim pot, phase reverse switch, phantom power switch
I/O: Neutrik PC-mount XLR mic/line I/O; requires separately-ordered CH02-SP subpanel
Notes: Clones Neve 1073/1272 (BA183) single-ended Class-A transformer preamp circuit. Carnhill input/output transformers (descendants of Marinair/St. Ives). Available as DIY kit or factory-assembled module (single listed price; assembled vs kit cost split not published). SCA proprietary format module -- fits SCA CH02 (8-slot) or PC01 (single-slot) chassis only, NOT an API 500-series module (see separate N72-500 listing for the API-500-compatible version). Supply range +27VDC to +35VDC via chassis.