U-V

U

Unity gain:
A circuit with unity gain will not increase or decrease the volume level.

USB (Universal Serial Bus)
An easy way to connect external computer accessories such as MIDI interfaces and audio hardware, among others.

USB port
Connector designed to take USB-enabled devices.


V

Vb
The total box volume, usually in cubic feet or liters. Used specifically in sealed and ported designs.

Vf
The front volume of a bandpass design.

Vr
The rear volume of a bandpass design.

Velocity Engine
Additional arithmetic unit in the G4 processor. It does require special support on the part of music software, but given this support, it boosts performance markedly.

Verse
The more subdued musical passages between refrains or choruses.

Voice coil
The wire wound around the speaker former. The former is mechanically connected to the speaker cone and causes the cone to vibrate in response to the audio current in the voice coil.

Voicing
The process of shaping a signal's characteristic tone, that is the relative intensity of its low, middle and high frequency components.

VST Instruments
Software sound generators that are plugged into a sequencer. The sounds of VST instrument are computed by the computer in real time.