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BAT VK-90 Preamplifier
Balanced Audio Technology VK-90 Preamplifier: The Ultimate in Single-Chassis Design
The VK-90 Preamplifier by Balanced Audio Technology exemplifies superior audio engineering, delivering exceptional sound clarity and depth. This single-chassis preamplifier integrates advanced features to enhance your listening experience.
Key Features
- Second-Generation Transformer-Coupled Outputs: Cardas’ premium copper wiring is utilized in these transformers, which are encased in mu-metal shields, ensuring optimal signal integrity and noise isolation.
- Unistageâ„¢ Circuitry: Employs a single gain stage without global feedback, preserving the authenticity of the audio signal.
- Eight 6H30 SuperTubes: These high-current, low-impedance tubes reproduce robust and dynamic sound.
- Third-Generation SuperPak: Features a hybrid construction with silver-in-oil capacitors, revealing intricate low-level details with natural tonal balance.
- User-Friendly Interface: This model offers customizable options such as display dimming, source naming, and a proprietary electronic shunt volume attenuator with 140 steps of 0.5dB resolution for precise control.
- Color Options: Available in elegant silver or black finishes to complement any high-end audio setup.
The VK-90 Preamplifier is designed for audiophiles seeking an unparalleled listening experience. It combines innovative technology with meticulous craftsmanship to deliver pure and dynamic sound.
Specifications
- Power Supply: Third-generation SuperPak with 8x50uF silver/oil hybrid capacitors
- Signal Path: Unistage design with a single gain block and no capacitors in the signal path
- Outputs: Second-generation transformers with Cardas OFC wiring
- Global Feedback: None
- Inputs: 5 XLR
- Main Outputs: 2 XLR
- Tape Output: 1 XLR
- Maximum Gain: 18dB
- Volume Control Resolution: 0.5dB steps
- Volume Control Steps: 140
- Frequency Response: 2Hz to 200kHz
- Input Impedance (Minimum): 100kΩ
- Output Impedance: 200Ω
- Noise (Unweighted): 100dB
- Distortion at 2V Output: 0.005%
- Maximum Output Signal: 40V
- Absolute Polarity: Switchable
- Power Consumption: 250VA
- Tube Complement: 8x 6H30
- Dimensions: 19″ x 5.75″ x 15.5″
- Weight: 42lb
Brand
Balanced Audio Technology
Balanced Audio Technology (BAT) is a renowned American manufacturer specializing in high-end audio equipment, including fully balanced tube and solid-state power amplifiers, preamplifiers, and phono preamps. With over 25 years of expertise, BAT has earned a reputation for meticulous engineering and handcrafted products, distributed in more than 40 countries.
At the heart of BAT's design philosophy are several key principles:
Fully Balanced Design: By employing both positive and negative phases of the audio signal throughout the signal path, BAT’s balanced circuitry minimizes common-mode noise and interference. This design ensures superior signal integrity, reduced noise, and enhanced channel separation for a cleaner and more accurate audio experience.
Dual-Mono Construction: Each channel, left and right, is powered by an independent power supply, eliminating crosstalk and interference between channels. This construction enhances clarity, imaging, and soundstage for a more refined listening experience.
Zero Global Feedback: By avoiding global feedback loops, BAT's designs preserve the natural characteristics of the audio signal. This approach ensures greater transparency, tonal balance, and a more authentic and engaging sound.
Balanced Audio Technology’s dedication to these principles guarantees that their products deliver an unparalleled listening experience, maintaining the purity and natural beauty of the original audio signal.
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