description Millennia HV-3D Overview
The Millennia HV-3D is a discrete Class A microphone preamplifier utilizing six JFETs and a custom-wound transformer for balanced XLR output, offering high gain and low noise performance suitable for professional recording applications.
help Millennia HV-3D FAQ
How many microphone channels does the Millennia HV-3D provide?
The commonly sold HV-3D/8 version provides eight microphone preamp channels in a 2U rack chassis. Millennia also produced four-channel HV-3D variants, so the channel count should be confirmed from the exact model suffix.
Is the HV-3D transformer-coupled or transformerless?
The HV-3D is known for a transformerless, balanced signal path designed for low coloration and high transparency. That distinguishes it from transformer-colored preamps such as the classic Neve 1073 design.
What gain control does the HV-3D use?
The HV-3D/8 uses 36-position gain controls with 1.5 dB steps, giving repeatable level settings across its channels. This is useful for matched stereo or multi-microphone recording setups.
What recordings benefit from an HV-3D/8?
Its eight channels suit drum kits, orchestral sessions, choirs, live ensembles, and multi-microphone acoustic recordings. The design aims to preserve transient detail and microphone character rather than impose obvious harmonic coloration.
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