Brama Preamplifier

The heart of your system. The soul of your music.

In any exceptional audio system, the preamplifier doesn’t just pass the signal; it defines it. It sets the tone, shapes the silence between the notes, and lets the music speak freely.

The Brama Preamplifier is built on this belief. At its heart lies a unique 300B directly heated triode linestage using Western Electric’s iconic WE300B tubes, chosen for their unmatched ability to preserve tonal integrity and reveal the soul of your source components.

What truly sets Brama apart is its intention. Every detail, from the controls to the pure signal path, is designed to deepen your connection to the music. 

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Brama Preamplifier. Pure analog emotion

Every design decision begins with one clear goal: emotional connection.

The front panel of the Brama Preamplifier is intentionally free of screens and distractions, favoring the gentle glow of a custom analog gauge and the tactile precision of Swiss rotary switches.

Brama’s timeless design invites you to slow down, listen deeply, and truly feel the music.  

Internal view of the Vinnie Rossi Brama Preamplifier featuring a Western Electric 300B vacuum tube and premium circuitry inside a CNC-machined aluminum chamber.
A perspective view of the Brama Preamplifier highlighting the 5-axis CNC machined body and top-panel ventilation for the 300B vacuum tube linestage.
Vinnie Rossi Brama Remote Control – Ergonomic aluminum remote for the Brama Integrated Amplifier featuring tactile push buttons and two-way Bluetooth sync.
Technical blueprint of the Brama Monoblock Power Amplifier rear panel, detailing balanced XLR inputs, loudspeaker terminals, and Brama Link connectivity.
Solid-body aluminum chassis of the Brama Integrated Amplifier / Preamplifier– Engineered for maximum resonance control, EMI shielding, and efficient heat dissipation.
Control in its purest form

Milled from a solid block of aluminum and crowned with sapphire glass over its high resolution display, the Brama Remote is intuitive, tactile, and unmistakably refined. Bluetooth connectivity keeps you effortlessly in control without pulling you out of the moment.

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Brama’s custom power supply was designed to disappear. With ultra-low-noise, super-regulated linear outputs and lightning-fast transient response, it delivers pure, uncolored energy against an utterly silent background.

Encased in its own grounded chamber, it preserves every ounce of musical nuance, free from interference and compromise.

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Elegance isn’t added; it’s revealed.

Machined from a single block of aluminum, Brama’s chassis provides complete EMI shielding, exceptional resonance control, and a quiet confidence that reflects its purpose.

Its timeless form disappears, both visually and sonically, so nothing stands between you and the music.

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“The Western Electric 300Bs were chosen exclusively for the Brama Preamplifier because nothing else comes close to revealing the emotional core of the music like they do. Unburdened by the demanding task of driving loudspeakers, they are dedicated to providing voltage gain, allowing them to preserve every nuance, every feeling, and the very soul of the source with exceptional longevity.”

— Vinnie Rossi

Additional Features

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Specifications

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Brama Preamplifier

Additional features

Controls

• Volume Control: 100-step resistor ladder for smooth, precise volume adjustment.
• Input Selection: Choose from 5 balanced inputs.
• Gain: Selectable gain (0dB, +6dB, +12dB) for optimal system matching.
• Balance: 12-step left-to-right adjustment for perfect stereo imaging.
• Memory Inputs: Gain and Balance preferences saved independently per input.
• Home Theater Bypass Mode: Quickly engage bypass for seamless integration with AV systems.

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Front Panel

  • Left Knob: 24-position Swiss rotary encoder with magnetic sensing and pushbutton for power On/Off.
  • Right Knob: 48-position Swiss rotary encoder with magnetic sensing and pushbutton for mute and Volume/VU mode selection.
  • VU Gauge: Custom analog meter with selectable volume or VU display modes.
  • Gauge Glass: Sapphire crystal lens for clarity and long-term durability.

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Rear Panel

  • Line-Level Inputs: Five balanced XLR inputs; RCA-to-XLR adapters included.
  • Line-Level Outputs: Three independent volume-controlled XLR outputs for flexible integration.
  • USB-C Jack: For firmware updates
  • Brama Link: Trigger output or direct interface with Brama Monoblocks.
  • AC Input Jack: IEC 320-C14 with integrated fuse holder.

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Remote Control

  • Display: 2.4” high-resolution LCD with sapphire glass
  • Connectivity: Bluetooth, eliminating line-of-sight-limitations.
  • Battery: User-replacable 3.7V Li-ion rechargeable.
  • Charging: USB-C for quick, convenient recharging.
  • Construction: Milled from a solid block of aluminum

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Travel Case
The Brama Preamplifier ships in a rugged, airtight hard case with:

• Custom foam interior
• Six heavy-duty latches
• Retractable handle and wheels
• Automatic air-pressure release valve.

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Brama Preamplifier

Specifications

• AC Mains Input: 100–264V AC (50–60Hz)
• THD+N: < 0.1% (20Hz–20kHz)
• Frequency Response: 5Hz – 100kHz (±0.5dB)
• Signal-to-Noise Ratio: > 100dB
• Input Impedance: 20kΩ
• Gain Settings: 0dB, +6dB, +12dB
• Output Voltage: Up to 10Vrms
• Output Impedance: < 100Ω
• Triodes: Western Electric WE300B (matched pair)
• Fuse: 4A 250V (5×20mm), Fast Blow, Ceramic
• Power Consumption (Idle): 45W
• Product Weight: 46 lbs (20.9 kg)
• Product Dimensions (incl. knobs, jacks, feet): 18.7″ × 15″ × 5.5″ (475mm × 381mm × 140mm)
• Remote Dimensions: 6″ × 2″ × 0.5″ (150mm × 50mm × 12.5mm)

• Shipping Weight: 80 lbs (36 kg)
• Shipping Carton Dimensions: 26″ × 26″ × 15″ (66cm × 66cm × 38cm)

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( VinnieRossi® reserves the right to change product features and/or specifications without notice to improve reliability, function, design, or otherwise)
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