Presonus Audio electronic Single-Channel Tube user manual Metering

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2 CONTROLS & OPERATION

OUTPUT LEVEL (dBu)

-42 -36 -30 -24 -18 -12 -6 -3 0 3 6 9 12 15 18 24

Metering

The DigiTUBE has a 16 step LED meter to observe output level. The meter begins at -42dbu and goes to +24dbu (clip). A red LED is also provided on the front panel to indicate when the unit has power and is ready for operation.

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Contents DigiTUBE Table of Contents Introduction OverviewGood luck and enjoy your DigiTUBE Features Drive Internal ClockFront panel of the DigiTUBE contains Controls & OperationFront Panel Tube Preamp SectionGain Their own built-in pre-amp not to overdrive the 1⁄4Low EQ in SwitchInput Straight up, twelve o’clock, position is labeled zeroFrequencies from 900Hz to 5kHz. The outer ring 80Hz SwitchMid Inner knob by plus or minus twelve decibels withMetering TRS Insert Back PanelAnalog Section XLR Output JackReplacing the Vacuum Tube Power SupplyVacuum Tubes Disconnect the DigiTUBE from it’s electrical outletControls & Operation Output Technical SpecificationsPerformance Front Panel ControlsPower Supply PhysicalPresonus Limited Warranty United StatesOutside of the United States

Single-Channel Tube specifications

Presonus Audio's single-channel tube preamp is a game-changer for musicians, producers, and audio engineers looking to add warmth and character to their recordings. This device is designed to enhance any microphone or instrument signal, offering a blend of classic tube technology and modern engineering to produce a rich, detailed sound.

One of the primary features of this single-channel tube preamp is its all-tube signal path. By utilizing high-quality vacuum tubes, this preamp delivers a smooth and harmonic-rich sound that is often described as warm and lush. This characteristic makes it ideal for vocal recordings, capturing the nuances of a singer's performance, and bringing out the richness in acoustic instruments.

The preamp also incorporates a wide range of input options, including XLR and 1/4-inch connections, allowing users to easily connect various microphones and instruments. The built-in 48V phantom power provides versatility for condenser microphones, enabling users to achieve high-quality recordings without the need for additional power supplies.

Another notable technology featured in the Presonus single-channel tube preamp is the variable impedance control. This feature allows users to adjust the input impedance to match the specific needs of their microphone or instrument, optimizing the signal for better sonic clarity and detail. This flexibility ensures that every source is treated with the appropriate sonic characteristics, enhancing the overall recording quality.

In addition to its stellar sound capabilities, the preamp is equipped with a high-resolution LED metering system, providing real-time visual feedback of signal levels. This feature is essential for preventing clipping and ensuring optimal recording levels, which is critical in professional studio settings.

Furthermore, the unit includes a user-friendly interface with intuitive controls for gain, treble, mid, and bass adjustments. These features enable sound shaping on-the-fly, giving users creative control over their audio signals. The rugged build quality also ensures durability in both studio and live settings, making it a reliable choice for professionals on the go.

Overall, Presonus Audio's single-channel tube preamp showcases a perfect blend of classic tube warmth and modern functionality. With its versatile connectivity, intuitive controls, and high-quality sound, it remains a powerful tool for anyone serious about achieving professional-grade audio recordings. Whether for studio use or live performance, this preamp undoubtedly enhances any audio setup.
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