AES 21892
Improved Microphone Impedance Converter Using an Operational Amplifier
An operational-amplifier approach to the condenser-microphone impedance converter, developed around the OPA1642 and phantom-power operation.
Technical Papers
Engineering that grew out of the listening.
Some projects become papers. These AES publications document the microphone electronics, recording methods and immersive techniques behind the practical work.
AES E-Library ↗
AES 22272
Reexamining Traditional Stereo Microphone Techniques with Continuously Variable Pattern Microphones: Tools and Methodologies
Explores classic stereo microphone techniques using continuously variable polar patterns and the flexibility created by recording both sides of a dual-diaphragm capsule.
AES 23030
Rethinking Immersive Recording: Compact, DIY-Friendly MS and ORTF3D Arrays
Explores practical immersive capture with compact Mid–Side and ORTF approaches, including single-body MS microphones, Quad MS and Penta MS arrays with DAW decoding, and a DIY Symmetrical ORTF3D array using eight cardioids in a 17 cm cube.
AES 23234
Immersive Underwater Audio Capture Using a Wideband Spatial Hydrophone Array
A practical wideband hydrophone and multichannel array for capturing immersive underwater soundscapes, including marine-mammal recordings.